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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

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drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c
  9c5de246c1 ("net: sparx5: mdb add/del handle non-sparx5 devices")
  fbb89d02e3 ("net: sparx5: Allow mdb entries to both CPU and ports")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2022-06-30 16:31:00 -07:00
commit 0d8730f07c
394 changed files with 4340 additions and 2499 deletions
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4
.mailmap
View File

@ -10,6 +10,8 @@
# Please keep this list dictionary sorted.
#
Aaron Durbin <adurbin@google.com>
Abel Vesa <abelvesa@kernel.org> <abel.vesa@nxp.com>
Abel Vesa <abelvesa@kernel.org> <abelvesa@gmail.com>
Abhinav Kumar <quic_abhinavk@quicinc.com> <abhinavk@codeaurora.org>
Adam Oldham <oldhamca@gmail.com>
Adam Radford <aradford@gmail.com>
@ -85,6 +87,7 @@ Christian Borntraeger <borntraeger@linux.ibm.com> <borntrae@de.ibm.com>
Christian Brauner <brauner@kernel.org> <christian@brauner.io>
Christian Brauner <brauner@kernel.org> <christian.brauner@canonical.com>
Christian Brauner <brauner@kernel.org> <christian.brauner@ubuntu.com>
Christian Marangi <ansuelsmth@gmail.com>
Christophe Ricard <christophe.ricard@gmail.com>
Christoph Hellwig <hch@lst.de>
Colin Ian King <colin.king@intel.com> <colin.king@canonical.com>
@ -165,6 +168,7 @@ Jan Glauber <jan.glauber@gmail.com> <jang@de.ibm.com>
Jan Glauber <jan.glauber@gmail.com> <jang@linux.vnet.ibm.com>
Jan Glauber <jan.glauber@gmail.com> <jglauber@cavium.com>
Jarkko Sakkinen <jarkko@kernel.org> <jarkko.sakkinen@linux.intel.com>
Jarkko Sakkinen <jarkko@kernel.org> <jarkko@profian.com>
Jason Gunthorpe <jgg@ziepe.ca> <jgg@mellanox.com>
Jason Gunthorpe <jgg@ziepe.ca> <jgg@nvidia.com>
Jason Gunthorpe <jgg@ziepe.ca> <jgunthorpe@obsidianresearch.com>

2
Documentation/ABI/testing/sysfs-bus-iio-vf610
View File

@ -1,4 +1,4 @@
What: /sys/bus/iio/devices/iio:deviceX/conversion_mode
What: /sys/bus/iio/devices/iio:deviceX/in_conversion_mode
KernelVersion: 4.2
Contact: linux-iio@vger.kernel.org
Description:

1
Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
View File

@ -47,6 +47,5 @@ examples:
clocks = <&clkcfg CLK_SPI0>;
interrupt-parent = <&plic>;
interrupts = <54>;
spi-max-frequency = <25000000>;
};
...

1
Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml
View File

@ -110,7 +110,6 @@ examples:
pinctrl-names = "default";
pinctrl-0 = <&qup_spi1_default>;
interrupts = <GIC_SPI 602 IRQ_TYPE_LEVEL_HIGH>;
spi-max-frequency = <50000000>;
#address-cells = <1>;
#size-cells = <0>;
};

3
Documentation/devicetree/bindings/usb/generic-ehci.yaml
View File

@ -136,7 +136,8 @@ properties:
Phandle of a companion.
phys:
maxItems: 1
minItems: 1
maxItems: 3
phy-names:
const: usb

3
Documentation/devicetree/bindings/usb/generic-ohci.yaml
View File

@ -103,7 +103,8 @@ properties:
Overrides the detected port count
phys:
maxItems: 1
minItems: 1
maxItems: 3
phy-names:
const: usb

2
Documentation/driver-api/gpio/board.rst
View File

@ -6,7 +6,7 @@ This document explains how GPIOs can be assigned to given devices and functions.
Note that it only applies to the new descriptor-based interface. For a
description of the deprecated integer-based GPIO interface please refer to
gpio-legacy.txt (actually, there is no real mapping possible with the old
legacy.rst (actually, there is no real mapping possible with the old
interface; you just fetch an integer from somewhere and request the
corresponding GPIO).

6
Documentation/driver-api/gpio/consumer.rst
View File

@ -4,7 +4,7 @@ GPIO Descriptor Consumer Interface
This document describes the consumer interface of the GPIO framework. Note that
it describes the new descriptor-based interface. For a description of the
deprecated integer-based GPIO interface please refer to gpio-legacy.txt.
deprecated integer-based GPIO interface please refer to legacy.rst.
Guidelines for GPIOs consumers
@ -78,7 +78,7 @@ whether the line is configured active high or active low (see
The two last flags are used for use cases where open drain is mandatory, such
as I2C: if the line is not already configured as open drain in the mappings
(see board.txt), then open drain will be enforced anyway and a warning will be
(see board.rst), then open drain will be enforced anyway and a warning will be
printed that the board configuration needs to be updated to match the use case.
Both functions return either a valid GPIO descriptor, or an error code checkable
@ -270,7 +270,7 @@ driven.
The same is applicable for open drain or open source output lines: those do not
actively drive their output high (open drain) or low (open source), they just
switch their output to a high impedance value. The consumer should not need to
care. (For details read about open drain in driver.txt.)
care. (For details read about open drain in driver.rst.)
With this, all the gpiod_set_(array)_value_xxx() functions interpret the
parameter "value" as "asserted" ("1") or "de-asserted" ("0"). The physical line

6
Documentation/driver-api/gpio/intro.rst
View File

@ -14,12 +14,12 @@ Due to the history of GPIO interfaces in the kernel, there are two different
ways to obtain and use GPIOs:
- The descriptor-based interface is the preferred way to manipulate GPIOs,
and is described by all the files in this directory excepted gpio-legacy.txt.
and is described by all the files in this directory excepted legacy.rst.
- The legacy integer-based interface which is considered deprecated (but still
usable for compatibility reasons) is documented in gpio-legacy.txt.
usable for compatibility reasons) is documented in legacy.rst.
The remainder of this document applies to the new descriptor-based interface.
gpio-legacy.txt contains the same information applied to the legacy
legacy.rst contains the same information applied to the legacy
integer-based interface.

16
Documentation/filesystems/btrfs.rst
View File

@ -19,13 +19,23 @@ The main Btrfs features include:
* Subvolumes (separate internal filesystem roots)
* Object level mirroring and striping
* Checksums on data and metadata (multiple algorithms available)
* Compression
* Compression (multiple algorithms available)
* Reflink, deduplication
* Scrub (on-line checksum verification)
* Hierarchical quota groups (subvolume and snapshot support)
* Integrated multiple device support, with several raid algorithms
* Offline filesystem check
* Efficient incremental backup and FS mirroring
* Efficient incremental backup and FS mirroring (send/receive)
* Trim/discard
* Online filesystem defragmentation
* Swapfile support
* Zoned mode
* Read/write metadata verification
* Online resize (shrink, grow)
For more information please refer to the wiki
For more information please refer to the documentation site or wiki
https://btrfs.readthedocs.io
https://btrfs.wiki.kernel.org

10
Documentation/kbuild/llvm.rst
View File

@ -129,18 +129,24 @@ yet. Bug reports are always welcome at the issue tracker below!
* - arm64
- Supported
- ``LLVM=1``
* - hexagon
- Maintained
- ``LLVM=1``
* - mips
- Maintained
- ``CC=clang``
- ``LLVM=1``
* - powerpc
- Maintained
- ``CC=clang``
* - riscv
- Maintained
- ``CC=clang``
- ``LLVM=1``
* - s390
- Maintained
- ``CC=clang``
* - um (User Mode)
- Maintained
- ``LLVM=1``
* - x86
- Supported
- ``LLVM=1``

3
Documentation/vm/hwpoison.rst
View File

@ -120,7 +120,8 @@ Testing
unpoison-pfn
Software-unpoison page at PFN echoed into this file. This way
a page can be reused again. This only works for Linux
injected failures, not for real memory failures.
injected failures, not for real memory failures. Once any hardware
memory failure happens, this feature is disabled.
Note these injection interfaces are not stable and might change between
kernel versions

88
MAINTAINERS
View File

@ -426,6 +426,7 @@ ACPI VIOT DRIVER
M: Jean-Philippe Brucker <jean-philippe@linaro.org>
L: linux-acpi@vger.kernel.org
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Maintained
F: drivers/acpi/viot.c
F: include/linux/acpi_viot.h
@ -959,6 +960,7 @@ AMD IOMMU (AMD-VI)
M: Joerg Roedel <joro@8bytes.org>
R: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
F: drivers/iommu/amd/
@ -2466,6 +2468,7 @@ ARM/NXP S32G ARCHITECTURE
M: Chester Lin <clin@suse.com>
R: Andreas Färber <afaerber@suse.de>
R: Matthias Brugger <mbrugger@suse.com>
R: NXP S32 Linux Team <s32@nxp.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm64/boot/dts/freescale/s32g*.dts*
@ -3809,12 +3812,12 @@ N: bcmbca
N: bcm[9]?47622
BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE
M: Nicolas Saenz Julienne <nsaenz@kernel.org>
M: Florian Fainelli <f.fainelli@gmail.com>
R: Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>
L: linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/nsaenz/linux-rpi.git
T: git git://github.com/broadcom/stblinux.git
F: Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
F: drivers/pci/controller/pcie-brcmstb.c
F: drivers/staging/vc04_services
@ -5975,6 +5978,7 @@ M: Christoph Hellwig <hch@lst.de>
M: Marek Szyprowski <m.szyprowski@samsung.com>
R: Robin Murphy <robin.murphy@arm.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Supported
W: http://git.infradead.org/users/hch/dma-mapping.git
T: git git://git.infradead.org/users/hch/dma-mapping.git
@ -5987,6 +5991,7 @@ F: kernel/dma/
DMA MAPPING BENCHMARK
M: Xiang Chen <chenxiang66@hisilicon.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
F: kernel/dma/map_benchmark.c
F: tools/testing/selftests/dma/
@ -7578,6 +7583,7 @@ F: drivers/gpu/drm/exynos/exynos_dp*
EXYNOS SYSMMU (IOMMU) driver
M: Marek Szyprowski <m.szyprowski@samsung.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Maintained
F: drivers/iommu/exynos-iommu.c
@ -8499,6 +8505,7 @@ F: Documentation/devicetree/bindings/gpio/
F: Documentation/driver-api/gpio/
F: drivers/gpio/
F: include/asm-generic/gpio.h
F: include/dt-bindings/gpio/
F: include/linux/gpio.h
F: include/linux/gpio/
F: include/linux/of_gpio.h
@ -9152,6 +9159,7 @@ F: drivers/media/platform/st/sti/hva
HWPOISON MEMORY FAILURE HANDLING
M: Naoya Horiguchi <naoya.horiguchi@nec.com>
R: Miaohe Lin <linmiaohe@huawei.com>
L: linux-mm@kvack.org
S: Maintained
F: mm/hwpoison-inject.c
@ -9997,6 +10005,7 @@ INTEL IOMMU (VT-d)
M: David Woodhouse <dwmw2@infradead.org>
M: Lu Baolu <baolu.lu@linux.intel.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
F: drivers/iommu/intel/
@ -10376,6 +10385,7 @@ IOMMU DRIVERS
M: Joerg Roedel <joro@8bytes.org>
M: Will Deacon <will@kernel.org>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
F: Documentation/devicetree/bindings/iommu/
@ -10852,6 +10862,7 @@ M: Marc Zyngier <maz@kernel.org>
R: James Morse <james.morse@arm.com>
R: Alexandru Elisei <alexandru.elisei@arm.com>
R: Suzuki K Poulose <suzuki.poulose@arm.com>
R: Oliver Upton <oliver.upton@linux.dev>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: kvmarm@lists.cs.columbia.edu (moderated for non-subscribers)
S: Maintained
@ -10918,28 +10929,51 @@ F: tools/testing/selftests/kvm/*/s390x/
F: tools/testing/selftests/kvm/s390x/
KERNEL VIRTUAL MACHINE FOR X86 (KVM/x86)
M: Sean Christopherson <seanjc@google.com>
M: Paolo Bonzini <pbonzini@redhat.com>
R: Sean Christopherson <seanjc@google.com>
R: Vitaly Kuznetsov <vkuznets@redhat.com>
R: Wanpeng Li <wanpengli@tencent.com>
R: Jim Mattson <jmattson@google.com>
R: Joerg Roedel <joro@8bytes.org>
L: kvm@vger.kernel.org
S: Supported
W: http://www.linux-kvm.org
T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git
F: arch/x86/include/asm/kvm*
F: arch/x86/include/asm/pvclock-abi.h
F: arch/x86/include/asm/svm.h
F: arch/x86/include/asm/vmx*.h
F: arch/x86/include/uapi/asm/kvm*
F: arch/x86/include/uapi/asm/svm.h
F: arch/x86/include/uapi/asm/vmx.h
F: arch/x86/kernel/kvm.c
F: arch/x86/kernel/kvmclock.c
F: arch/x86/kvm/
F: arch/x86/kvm/*/
KVM PARAVIRT (KVM/paravirt)
M: Paolo Bonzini <pbonzini@redhat.com>
R: Wanpeng Li <wanpengli@tencent.com>
R: Vitaly Kuznetsov <vkuznets@redhat.com>
L: kvm@vger.kernel.org
S: Supported
T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git
F: arch/x86/kernel/kvm.c
F: arch/x86/kernel/kvmclock.c
F: arch/x86/include/asm/pvclock-abi.h
F: include/linux/kvm_para.h
F: include/uapi/linux/kvm_para.h
F: include/uapi/asm-generic/kvm_para.h
F: include/asm-generic/kvm_para.h
F: arch/um/include/asm/kvm_para.h
F: arch/x86/include/asm/kvm_para.h
F: arch/x86/include/uapi/asm/kvm_para.h
KVM X86 HYPER-V (KVM/hyper-v)
M: Vitaly Kuznetsov <vkuznets@redhat.com>
M: Sean Christopherson <seanjc@google.com>
M: Paolo Bonzini <pbonzini@redhat.com>
L: kvm@vger.kernel.org
S: Supported
T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git
F: arch/x86/kvm/hyperv.*
F: arch/x86/kvm/kvm_onhyperv.*
F: arch/x86/kvm/svm/hyperv.*
F: arch/x86/kvm/svm/svm_onhyperv.*
F: arch/x86/kvm/vmx/evmcs.*
KERNFS
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
M: Tejun Heo <tj@kernel.org>
@ -11597,6 +11631,7 @@ F: drivers/gpu/drm/bridge/lontium-lt8912b.c
LOONGARCH
M: Huacai Chen <chenhuacai@kernel.org>
R: WANG Xuerui <kernel@xen0n.name>
L: loongarch@lists.linux.dev
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson.git
F: arch/loongarch/
@ -12510,6 +12545,7 @@ F: drivers/i2c/busses/i2c-mt65xx.c
MEDIATEK IOMMU DRIVER
M: Yong Wu <yong.wu@mediatek.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
L: linux-mediatek@lists.infradead.org (moderated for non-subscribers)
S: Supported
F: Documentation/devicetree/bindings/iommu/mediatek*
@ -12852,9 +12888,8 @@ M: Andrew Morton <akpm@linux-foundation.org>
L: linux-mm@kvack.org
S: Maintained
W: http://www.linux-mm.org
T: quilt https://ozlabs.org/~akpm/mmotm/
T: quilt https://ozlabs.org/~akpm/mmots/
T: git git://github.com/hnaz/linux-mm.git
T: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
T: quilt git://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new
F: include/linux/gfp.h
F: include/linux/memory_hotplug.h
F: include/linux/mm.h
@ -12864,6 +12899,18 @@ F: include/linux/vmalloc.h
F: mm/
F: tools/testing/selftests/vm/
MEMORY HOT(UN)PLUG
M: David Hildenbrand <david@redhat.com>
M: Oscar Salvador <osalvador@suse.de>
L: linux-mm@kvack.org
S: Maintained
F: Documentation/admin-guide/mm/memory-hotplug.rst
F: Documentation/core-api/memory-hotplug.rst
F: drivers/base/memory.c
F: include/linux/memory_hotplug.h
F: mm/memory_hotplug.c
F: tools/testing/selftests/memory-hotplug/
MEMORY TECHNOLOGY DEVICES (MTD)
M: Miquel Raynal <miquel.raynal@bootlin.com>
M: Richard Weinberger <richard@nod.at>
@ -14268,7 +14315,7 @@ F: drivers/iio/gyro/fxas21002c_i2c.c
F: drivers/iio/gyro/fxas21002c_spi.c
NXP i.MX CLOCK DRIVERS
M: Abel Vesa <abel.vesa@nxp.com>
M: Abel Vesa <abelvesa@kernel.org>
L: linux-clk@vger.kernel.org
L: linux-imx@nxp.com
S: Maintained
@ -14356,9 +14403,8 @@ F: Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml
F: sound/soc/codecs/tfa989x.c
NXP-NCI NFC DRIVER
R: Charles Gorand <charles.gorand@effinnov.com>
L: linux-nfc@lists.01.org (subscribers-only)
S: Supported
S: Orphan
F: Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml
F: drivers/nfc/nxp-nci
@ -16496,7 +16542,7 @@ F: Documentation/devicetree/bindings/opp/opp-v2-kryo-cpu.yaml
F: drivers/cpufreq/qcom-cpufreq-nvmem.c
QUALCOMM CRYPTO DRIVERS
M: Thara Gopinath <thara.gopinath@linaro.org>
M: Thara Gopinath <thara.gopinath@gmail.com>
L: linux-crypto@vger.kernel.org
L: linux-arm-msm@vger.kernel.org
S: Maintained
@ -16551,6 +16597,7 @@ F: drivers/i2c/busses/i2c-qcom-cci.c
QUALCOMM IOMMU
M: Rob Clark <robdclark@gmail.com>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
L: linux-arm-msm@vger.kernel.org
S: Maintained
F: drivers/iommu/arm/arm-smmu/qcom_iommu.c
@ -16606,7 +16653,7 @@ F: include/linux/if_rmnet.h
QUALCOMM TSENS THERMAL DRIVER
M: Amit Kucheria <amitk@kernel.org>
M: Thara Gopinath <thara.gopinath@linaro.org>
M: Thara Gopinath <thara.gopinath@gmail.com>
L: linux-pm@vger.kernel.org
L: linux-arm-msm@vger.kernel.org
S: Maintained
@ -19189,6 +19236,7 @@ F: arch/x86/boot/video*
SWIOTLB SUBSYSTEM
M: Christoph Hellwig <hch@infradead.org>
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Supported
W: http://git.infradead.org/users/hch/dma-mapping.git
T: git git://git.infradead.org/users/hch/dma-mapping.git
@ -20733,6 +20781,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git
F: Documentation/devicetree/bindings/usb/
F: Documentation/usb/
F: drivers/usb/
F: include/dt-bindings/usb/
F: include/linux/usb.h
F: include/linux/usb/
@ -21870,6 +21919,7 @@ M: Juergen Gross <jgross@suse.com>
M: Stefano Stabellini <sstabellini@kernel.org>
L: xen-devel@lists.xenproject.org (moderated for non-subscribers)
L: iommu@lists.linux-foundation.org
L: iommu@lists.linux.dev
S: Supported
F: arch/x86/xen/*swiotlb*
F: drivers/xen/*swiotlb*

4
Makefile
View File

@ -2,7 +2,7 @@
VERSION = 5
PATCHLEVEL = 19
SUBLEVEL = 0
EXTRAVERSION = -rc3
EXTRAVERSION = -rc4
NAME = Superb Owl
# *DOCUMENTATION*
@ -1141,7 +1141,7 @@ KBUILD_MODULES := 1
autoksyms_recursive: descend modules.order
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/adjust_autoksyms.sh \
"$(MAKE) -f $(srctree)/Makefile vmlinux"
"$(MAKE) -f $(srctree)/Makefile autoksyms_recursive"
endif
autoksyms_h := $(if $(CONFIG_TRIM_UNUSED_KSYMS), include/generated/autoksyms.h)

2
arch/arm/boot/dts/Makefile
View File

@ -1586,7 +1586,6 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-lenovo-hr630.dtb \
aspeed-bmc-lenovo-hr855xg2.dtb \
aspeed-bmc-microsoft-olympus.dtb \
aspeed-bmc-nuvia-dc-scm.dtb \
aspeed-bmc-opp-lanyang.dtb \
aspeed-bmc-opp-mihawk.dtb \
aspeed-bmc-opp-mowgli.dtb \
@ -1599,6 +1598,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-opp-witherspoon.dtb \
aspeed-bmc-opp-zaius.dtb \
aspeed-bmc-portwell-neptune.dtb \
aspeed-bmc-qcom-dc-scm-v1.dtb \
aspeed-bmc-quanta-q71l.dtb \
aspeed-bmc-quanta-s6q.dtb \
aspeed-bmc-supermicro-x11spi.dtb \

4
arch/arm/boot/dts/aspeed-bmc-nuvia-dc-scm.dts → arch/arm/boot/dts/aspeed-bmc-qcom-dc-scm-v1.dts
View File

@ -6,8 +6,8 @@
#include "aspeed-g6.dtsi"
/ {
model = "Nuvia DC-SCM BMC";
compatible = "nuvia,dc-scm-bmc", "aspeed,ast2600";
model = "Qualcomm DC-SCM V1 BMC";
compatible = "qcom,dc-scm-v1-bmc", "aspeed,ast2600";
aliases {
serial4 = &uart5;

6
arch/arm/boot/dts/bcm2711-rpi-400.dts
View File

@ -28,12 +28,12 @@
&expgpio {
gpio-line-names = "BT_ON",
"WL_ON",
"",
"PWR_LED_OFF",
"GLOBAL_RESET",
"VDD_SD_IO_SEL",
"CAM_GPIO",
"GLOBAL_SHUTDOWN",
"SD_PWR_ON",
"SD_OC_N";
"SHUTDOWN_REQUEST";
};
&genet_mdio {

2
arch/arm/boot/dts/imx6qdl-colibri.dtsi
View File

@ -593,7 +593,7 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_atmel_conn>;
reg = <0x4a>;
reset-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>; /* SODIMM 106 */
reset-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>; /* SODIMM 106 */
status = "disabled";
};
};

2
arch/arm/boot/dts/imx6qdl.dtsi
View File

@ -762,7 +762,7 @@
regulator-name = "vddpu";
regulator-min-microvolt = <725000>;
regulator-max-microvolt = <1450000>;
regulator-enable-ramp-delay = <150>;
regulator-enable-ramp-delay = <380>;
anatop-reg-offset = <0x140>;
anatop-vol-bit-shift = <9>;
anatop-vol-bit-width = <5>;

2
arch/arm/boot/dts/imx7s.dtsi
View File

@ -120,6 +120,7 @@
compatible = "usb-nop-xceiv";
clocks = <&clks IMX7D_USB_HSIC_ROOT_CLK>;
clock-names = "main_clk";
power-domains = <&pgc_hsic_phy>;
#phy-cells = <0>;
};
@ -1153,7 +1154,6 @@
compatible = "fsl,imx7d-usb", "fsl,imx27-usb";
reg = <0x30b30000 0x200>;
interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&pgc_hsic_phy>;
clocks = <&clks IMX7D_USB_CTRL_CLK>;
fsl,usbphy = <&usbphynop3>;
fsl,usbmisc = <&usbmisc3 0>;

47
arch/arm/boot/dts/stm32mp15-scmi.dtsi Normal file
View File

@ -0,0 +1,47 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
* Copyright (C) STMicroelectronics 2022 - All Rights Reserved
* Author: Alexandre Torgue <alexandre.torgue@foss.st.com> for STMicroelectronics.
*/
/ {
firmware {
optee: optee {
compatible = "linaro,optee-tz";
method = "smc";
};
scmi: scmi {
compatible = "linaro,scmi-optee";
#address-cells = <1>;
#size-cells = <0>;
linaro,optee-channel-id = <0>;
shmem = <&scmi_shm>;
scmi_clk: protocol@14 {
reg = <0x14>;
#clock-cells = <1>;
};
scmi_reset: protocol@16 {
reg = <0x16>;
#reset-cells = <1>;
};
};
};
soc {
scmi_sram: sram@2ffff000 {
compatible = "mmio-sram";
reg = <0x2ffff000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x2ffff000 0x1000>;
scmi_shm: scmi-sram@0 {
compatible = "arm,scmi-shmem";
reg = <0 0x80>;
};
};
};
};

41
arch/arm/boot/dts/stm32mp151.dtsi
View File

@ -115,33 +115,6 @@
status = "disabled";
};
firmware {
optee: optee {
compatible = "linaro,optee-tz";
method = "smc";
status = "disabled";
};
scmi: scmi {
compatible = "linaro,scmi-optee";
#address-cells = <1>;
#size-cells = <0>;
linaro,optee-channel-id = <0>;
shmem = <&scmi_shm>;
status = "disabled";
scmi_clk: protocol@14 {
reg = <0x14>;
#clock-cells = <1>;
};
scmi_reset: protocol@16 {
reg = <0x16>;
#reset-cells = <1>;
};
};
};
soc {
compatible = "simple-bus";
#address-cells = <1>;
@ -149,20 +122,6 @@
interrupt-parent = <&intc>;
ranges;
scmi_sram: sram@2ffff000 {
compatible = "mmio-sram";
reg = <0x2ffff000 0x1000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x2ffff000 0x1000>;
scmi_shm: scmi-sram@0 {
compatible = "arm,scmi-shmem";
reg = <0 0x80>;
status = "disabled";
};
};
timers2: timer@40000000 {
#address-cells = <1>;
#size-cells = <0>;

13
arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts
View File

@ -7,6 +7,7 @@
/dts-v1/;
#include "stm32mp157a-dk1.dts"
#include "stm32mp15-scmi.dtsi"
/ {
model = "STMicroelectronics STM32MP157A-DK1 SCMI Discovery Board";
@ -54,10 +55,6 @@
resets = <&scmi_reset RST_SCMI_MCU>;
};
&optee {
status = "okay";
};
&rcc {
compatible = "st,stm32mp1-rcc-secure", "syscon";
clock-names = "hse", "hsi", "csi", "lse", "lsi";
@ -76,11 +73,3 @@
&rtc {
clocks = <&scmi_clk CK_SCMI_RTCAPB>, <&scmi_clk CK_SCMI_RTC>;
};
&scmi {
status = "okay";
};
&scmi_shm {
status = "okay";
};

13
arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts
View File

@ -7,6 +7,7 @@
/dts-v1/;
#include "stm32mp157c-dk2.dts"
#include "stm32mp15-scmi.dtsi"
/ {
model = "STMicroelectronics STM32MP157C-DK2 SCMI Discovery Board";
@ -63,10 +64,6 @@
resets = <&scmi_reset RST_SCMI_MCU>;
};
&optee {
status = "okay";
};
&rcc {
compatible = "st,stm32mp1-rcc-secure", "syscon";
clock-names = "hse", "hsi", "csi", "lse", "lsi";
@ -85,11 +82,3 @@
&rtc {
clocks = <&scmi_clk CK_SCMI_RTCAPB>, <&scmi_clk CK_SCMI_RTC>;
};
&scmi {
status = "okay";
};
&scmi_shm {
status = "okay";
};

13
arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts
View File

@ -7,6 +7,7 @@
/dts-v1/;
#include "stm32mp157c-ed1.dts"
#include "stm32mp15-scmi.dtsi"
/ {
model = "STMicroelectronics STM32MP157C-ED1 SCMI eval daughter";
@ -59,10 +60,6 @@
resets = <&scmi_reset RST_SCMI_MCU>;
};
&optee {
status = "okay";
};
&rcc {
compatible = "st,stm32mp1-rcc-secure", "syscon";
clock-names = "hse", "hsi", "csi", "lse", "lsi";
@ -81,11 +78,3 @@
&rtc {
clocks = <&scmi_clk CK_SCMI_RTCAPB>, <&scmi_clk CK_SCMI_RTC>;
};
&scmi {
status = "okay";
};
&scmi_shm {
status = "okay";
};

13
arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts
View File

@ -7,6 +7,7 @@
/dts-v1/;
#include "stm32mp157c-ev1.dts"
#include "stm32mp15-scmi.dtsi"
/ {
model = "STMicroelectronics STM32MP157C-EV1 SCMI eval daughter on eval mother";
@ -68,10 +69,6 @@
resets = <&scmi_reset RST_SCMI_MCU>;
};
&optee {
status = "okay";
};
&rcc {
compatible = "st,stm32mp1-rcc-secure", "syscon";
clock-names = "hse", "hsi", "csi", "lse", "lsi";
@ -90,11 +87,3 @@
&rtc {
clocks = <&scmi_clk CK_SCMI_RTCAPB>, <&scmi_clk CK_SCMI_RTC>;
};
&scmi {
status = "okay";
};
&scmi_shm {
status = "okay";
};

1
arch/arm/mach-axxia/platsmp.c
View File

@ -39,6 +39,7 @@ static int axxia_boot_secondary(unsigned int cpu, struct task_struct *idle)
return -ENOENT;
syscon = of_iomap(syscon_np, 0);
of_node_put(syscon_np);
if (!syscon)
return -ENOMEM;

2
arch/arm/mach-cns3xxx/core.c
View File

@ -372,6 +372,7 @@ static void __init cns3xxx_init(void)
/* De-Asscer SATA Reset */
cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SATA));
}
of_node_put(dn);
dn = of_find_compatible_node(NULL, NULL, "cavium,cns3420-sdhci");
if (of_device_is_available(dn)) {
@ -385,6 +386,7 @@ static void __init cns3xxx_init(void)
cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SDIO));
cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SDIO));
}
of_node_put(dn);
pm_power_off = cns3xxx_power_off;

1
arch/arm/mach-exynos/exynos.c
View File

@ -149,6 +149,7 @@ static void exynos_map_pmu(void)
np = of_find_matching_node(NULL, exynos_dt_pmu_match);
if (np)
pmu_base_addr = of_iomap(np, 0);
of_node_put(np);
}
static void __init exynos_init_irq(void)

8
arch/arm/mach-spear/time.c
View File

@ -218,13 +218,13 @@ void __init spear_setup_of_timer(void)
irq = irq_of_parse_and_map(np, 0);
if (!irq) {
pr_err("%s: No irq passed for timer via DT\n", __func__);
return;
goto err_put_np;
}
gpt_base = of_iomap(np, 0);
if (!gpt_base) {
pr_err("%s: of iomap failed\n", __func__);
return;
goto err_put_np;
}
gpt_clk = clk_get_sys("gpt0", NULL);
@ -239,6 +239,8 @@ void __init spear_setup_of_timer(void)
goto err_prepare_enable_clk;
}
of_node_put(np);
spear_clockevent_init(irq);
spear_clocksource_init();
@ -248,4 +250,6 @@ err_prepare_enable_clk:
clk_put(gpt_clk);
err_iomap:
iounmap(gpt_base);
err_put_np:
of_node_put(np);
}

12
arch/arm64/boot/dts/exynos/exynos7885.dtsi
View File

@ -280,8 +280,8 @@
interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&uart0_bus>;
clocks = <&cmu_peri CLK_GOUT_UART0_EXT_UCLK>,
<&cmu_peri CLK_GOUT_UART0_PCLK>;
clocks = <&cmu_peri CLK_GOUT_UART0_PCLK>,
<&cmu_peri CLK_GOUT_UART0_EXT_UCLK>;
clock-names = "uart", "clk_uart_baud0";
samsung,uart-fifosize = <64>;
status = "disabled";
@ -293,8 +293,8 @@
interrupts = <GIC_SPI 247 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&uart1_bus>;
clocks = <&cmu_peri CLK_GOUT_UART1_EXT_UCLK>,
<&cmu_peri CLK_GOUT_UART1_PCLK>;
clocks = <&cmu_peri CLK_GOUT_UART1_PCLK>,
<&cmu_peri CLK_GOUT_UART1_EXT_UCLK>;
clock-names = "uart", "clk_uart_baud0";
samsung,uart-fifosize = <256>;
status = "disabled";
@ -306,8 +306,8 @@
interrupts = <GIC_SPI 279 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&uart2_bus>;
clocks = <&cmu_peri CLK_GOUT_UART2_EXT_UCLK>,
<&cmu_peri CLK_GOUT_UART2_PCLK>;
clocks = <&cmu_peri CLK_GOUT_UART2_PCLK>,
<&cmu_peri CLK_GOUT_UART2_EXT_UCLK>;
clock-names = "uart", "clk_uart_baud0";
samsung,uart-fifosize = <256>;
status = "disabled";

2
arch/arm64/boot/dts/freescale/s32g2.dtsi
View File

@ -79,7 +79,7 @@
};
};
soc {
soc@0 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;

2
arch/arm64/boot/dts/ti/k3-am64-main.dtsi
View File

@ -456,13 +456,11 @@
clock-names = "clk_ahb", "clk_xin";
mmc-ddr-1_8v;
mmc-hs200-1_8v;
mmc-hs400-1_8v;
ti,trm-icp = <0x2>;
ti,otap-del-sel-legacy = <0x0>;
ti,otap-del-sel-mmc-hs = <0x0>;
ti,otap-del-sel-ddr52 = <0x6>;
ti,otap-del-sel-hs200 = <0x7>;
ti,otap-del-sel-hs400 = <0x4>;
};
sdhci1: mmc@fa00000 {

2
arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
View File

@ -33,7 +33,7 @@
ranges;
#interrupt-cells = <3>;
interrupt-controller;
reg = <0x00 0x01800000 0x00 0x200000>, /* GICD */
reg = <0x00 0x01800000 0x00 0x100000>, /* GICD */
<0x00 0x01900000 0x00 0x100000>, /* GICR */
<0x00 0x6f000000 0x00 0x2000>, /* GICC */
<0x00 0x6f010000 0x00 0x1000>, /* GICH */

6
arch/arm64/kvm/arm.c
View File

@ -2112,11 +2112,11 @@ static int finalize_hyp_mode(void)
return 0;
/*
* Exclude HYP BSS from kmemleak so that it doesn't get peeked
* at, which would end badly once the section is inaccessible.
* None of other sections should ever be introspected.
* Exclude HYP sections from kmemleak so that they don't get peeked
* at, which would end badly once inaccessible.
*/
kmemleak_free_part(__hyp_bss_start, __hyp_bss_end - __hyp_bss_start);
kmemleak_free_part(__va(hyp_mem_base), hyp_mem_size);
return pkvm_drop_host_privileges();
}

3
arch/loongarch/include/asm/branch.h
View File

@ -12,10 +12,9 @@ static inline unsigned long exception_era(struct pt_regs *regs)
return regs->csr_era;
}
static inline int compute_return_era(struct pt_regs *regs)
static inline void compute_return_era(struct pt_regs *regs)
{
regs->csr_era += 4;
return 0;
}
#endif /* _ASM_BRANCH_H */

10
arch/loongarch/include/asm/pgtable.h
View File

@ -426,6 +426,11 @@ static inline void update_mmu_cache_pmd(struct vm_area_struct *vma,
#define kern_addr_valid(addr) (1)
static inline unsigned long pmd_pfn(pmd_t pmd)
{
return (pmd_val(pmd) & _PFN_MASK) >> _PFN_SHIFT;
}
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
/* We don't have hardware dirty/accessed bits, generic_pmdp_establish is fine.*/
@ -497,11 +502,6 @@ static inline pmd_t pmd_mkyoung(pmd_t pmd)
return pmd;
}
static inline unsigned long pmd_pfn(pmd_t pmd)
{
return (pmd_val(pmd) & _PFN_MASK) >> _PFN_SHIFT;
}
static inline struct page *pmd_page(pmd_t pmd)
{
if (pmd_trans_huge(pmd))

2
arch/loongarch/kernel/cpu-probe.c
View File

@ -263,7 +263,7 @@ void cpu_probe(void)
c->cputype = CPU_UNKNOWN;
c->processor_id = read_cpucfg(LOONGARCH_CPUCFG0);
c->fpu_vers = (read_cpucfg(LOONGARCH_CPUCFG2) >> 3) & 0x3;
c->fpu_vers = (read_cpucfg(LOONGARCH_CPUCFG2) & CPUCFG2_FPVERS) >> 3;
c->fpu_csr0 = FPU_CSR_RN;
c->fpu_mask = FPU_CSR_RSVD;

2
arch/loongarch/kernel/head.S
View File

@ -14,8 +14,6 @@
__REF
SYM_ENTRY(_stext, SYM_L_GLOBAL, SYM_A_NONE)
SYM_CODE_START(kernel_entry) # kernel entry point
/* Config direct window and set PG */

3
arch/loongarch/kernel/traps.c
View File

@ -475,8 +475,7 @@ asmlinkage void noinstr do_ri(struct pt_regs *regs)
die_if_kernel("Reserved instruction in kernel code", regs);
if (unlikely(compute_return_era(regs) < 0))
goto out;
compute_return_era(regs);
if (unlikely(get_user(opcode, era) < 0)) {
status = SIGSEGV;

1
arch/loongarch/kernel/vmlinux.lds.S
View File

@ -37,6 +37,7 @@ SECTIONS
HEAD_TEXT_SECTION
. = ALIGN(PECOFF_SEGMENT_ALIGN);
_stext = .;
.text : {
TEXT_TEXT
SCHED_TEXT

7
arch/loongarch/mm/tlb.c
View File

@ -281,15 +281,16 @@ void setup_tlb_handler(int cpu)
if (pcpu_handlers[cpu])
return;
page = alloc_pages_node(cpu_to_node(cpu), GFP_KERNEL, get_order(vec_sz));
page = alloc_pages_node(cpu_to_node(cpu), GFP_ATOMIC, get_order(vec_sz));
if (!page)
return;
addr = page_address(page);
pcpu_handlers[cpu] = virt_to_phys(addr);
pcpu_handlers[cpu] = (unsigned long)addr;
memcpy((void *)addr, (void *)eentry, vec_sz);
local_flush_icache_range((unsigned long)addr, (unsigned long)addr + vec_sz);
csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_TLBRENTRY);
csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_EENTRY);
csr_write64(pcpu_handlers[cpu], LOONGARCH_CSR_MERRENTRY);
csr_write64(pcpu_handlers[cpu] + 80*VECSIZE, LOONGARCH_CSR_TLBRENTRY);
}
#endif

5
arch/mips/boot/dts/ingenic/x1000.dtsi
View File

@ -111,8 +111,9 @@
clocks = <&cgu X1000_CLK_RTCLK>,
<&cgu X1000_CLK_EXCLK>,
<&cgu X1000_CLK_PCLK>;
clock-names = "rtc", "ext", "pclk";
<&cgu X1000_CLK_PCLK>,
<&cgu X1000_CLK_TCU>;
clock-names = "rtc", "ext", "pclk", "tcu";
interrupt-controller;
#interrupt-cells = <1>;

5
arch/mips/boot/dts/ingenic/x1830.dtsi
View File

@ -104,8 +104,9 @@
clocks = <&cgu X1830_CLK_RTCLK>,
<&cgu X1830_CLK_EXCLK>,
<&cgu X1830_CLK_PCLK>;
clock-names = "rtc", "ext", "pclk";
<&cgu X1830_CLK_PCLK>,
<&cgu X1830_CLK_TCU>;
clock-names = "rtc", "ext", "pclk", "tcu";
interrupt-controller;
#interrupt-cells = <1>;

1
arch/mips/generic/board-ranchu.c
View File

@ -44,6 +44,7 @@ static __init unsigned int ranchu_measure_hpt_freq(void)
__func__);
rtc_base = of_iomap(np, 0);
of_node_put(np);
if (!rtc_base)
panic("%s(): Failed to ioremap Goldfish RTC base!", __func__);

6
arch/mips/lantiq/falcon/sysctrl.c
View File

@ -208,6 +208,12 @@ void __init ltq_soc_init(void)
of_address_to_resource(np_sysgpe, 0, &res_sys[2]))
panic("Failed to get core resources");
of_node_put(np_status);
of_node_put(np_ebu);
of_node_put(np_sys1);
of_node_put(np_syseth);
of_node_put(np_sysgpe);
if ((request_mem_region(res_status.start, resource_size(&res_status),
res_status.name) < 0) ||
(request_mem_region(res_ebu.start, resource_size(&res_ebu),

1
arch/mips/lantiq/irq.c
View File

@ -408,6 +408,7 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent)
if (!ltq_eiu_membase)
panic("Failed to remap eiu memory");
}
of_node_put(eiu_node);
return 0;
}

4
arch/mips/lantiq/xway/sysctrl.c
View File

@ -441,6 +441,10 @@ void __init ltq_soc_init(void)
of_address_to_resource(np_ebu, 0, &res_ebu))
panic("Failed to get core resources");
of_node_put(np_pmu);
of_node_put(np_cgu);
of_node_put(np_ebu);
if (!request_mem_region(res_pmu.start, resource_size(&res_pmu),
res_pmu.name) ||
!request_mem_region(res_cgu.start, resource_size(&res_cgu),

2
arch/mips/mti-malta/malta-time.c
View File

@ -214,6 +214,8 @@ static void update_gic_frequency_dt(void)
if (of_update_property(node, &gic_frequency_prop) < 0)
pr_err("error updating gic frequency property\n");
of_node_put(node);
}
#endif

7
arch/mips/pic32/pic32mzda/init.c
View File

@ -98,13 +98,18 @@ static int __init pic32_of_prepare_platform_data(struct of_dev_auxdata *lookup)
np = of_find_compatible_node(NULL, NULL, lookup->compatible);
if (np) {
lookup->name = (char *)np->name;
if (lookup->phys_addr)
if (lookup->phys_addr) {
of_node_put(np);
continue;
}
if (!of_address_to_resource(np, 0, &res))
lookup->phys_addr = res.start;
of_node_put(np);
}
}
of_node_put(root);
return 0;
}

3
arch/mips/pic32/pic32mzda/time.c
View File

@ -32,6 +32,9 @@ static unsigned int pic32_xlate_core_timer_irq(void)
goto default_map;
irq = irq_of_parse_and_map(node, 0);
of_node_put(node);
if (!irq)
goto default_map;

2
arch/mips/ralink/of.c
View File

@ -40,6 +40,8 @@ __iomem void *plat_of_remap_node(const char *node)
if (of_address_to_resource(np, 0, &res))
panic("Failed to get resource for %s", node);
of_node_put(np);
if (!request_mem_region(res.start,
resource_size(&res),
res.name))

2
arch/mips/vr41xx/common/icu.c
View File

@ -640,8 +640,6 @@ static int icu_get_irq(unsigned int irq)
printk(KERN_ERR "spurious ICU interrupt: %04x,%04x\n", pend1, pend2);
atomic_inc(&irq_err_count);
return -1;
}

1
arch/parisc/Kconfig
View File

@ -10,6 +10,7 @@ config PARISC
select ARCH_WANT_FRAME_POINTERS
select ARCH_HAS_ELF_RANDOMIZE
select ARCH_HAS_STRICT_KERNEL_RWX
select ARCH_HAS_STRICT_MODULE_RWX
select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARCH_HAS_PTE_SPECIAL
select ARCH_NO_SG_CHAIN

2
arch/parisc/include/asm/fb.h
View File

@ -12,7 +12,7 @@ static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
}
#if defined(CONFIG_STI_CONSOLE) || defined(CONFIG_FB_STI)
#if defined(CONFIG_FB_STI)
int fb_is_primary_device(struct fb_info *info);
#else
static inline int fb_is_primary_device(struct fb_info *info)

5
arch/parisc/kernel/cache.c
View File

@ -722,7 +722,10 @@ void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned lon
return;
if (parisc_requires_coherency()) {
flush_user_cache_page(vma, vmaddr);
if (vma->vm_flags & VM_SHARED)
flush_data_cache();
else
flush_user_cache_page(vma, vmaddr);
return;
}

2
arch/parisc/math-emu/decode_exc.c
View File

@ -102,7 +102,7 @@ decode_fpu(unsigned int Fpu_register[], unsigned int trap_counts[])
* that happen. Want to keep this overhead low, but still provide
* some information to the customer. All exits from this routine
* need to restore Fpu_register[0]
*/
*/
bflags=(Fpu_register[0] & 0xf8000000);
Fpu_register[0] &= 0x07ffffff;

2
arch/powerpc/kernel/process.c
View File

@ -1855,7 +1855,7 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
tm_reclaim_current(0);
#endif
memset(regs->gpr, 0, sizeof(regs->gpr));
memset(&regs->gpr[1], 0, sizeof(regs->gpr) - sizeof(regs->gpr[0]));
regs->ctr = 0;
regs->link = 0;
regs->xer = 0;

2
arch/powerpc/kernel/prom_init.c
View File

@ -2302,7 +2302,7 @@ static void __init prom_init_stdout(void)
static int __init prom_find_machine_type(void)
{
char compat[256];
static char compat[256] __prombss;
int len, i = 0;
#ifdef CONFIG_PPC64
phandle rtas;

11
arch/powerpc/kernel/rtas.c
View File

@ -1071,7 +1071,7 @@ static struct rtas_filter rtas_filters[] __ro_after_init = {
{ "get-time-of-day", -1, -1, -1, -1, -1 },
{ "ibm,get-vpd", -1, 0, -1, 1, 2 },
{ "ibm,lpar-perftools", -1, 2, 3, -1, -1 },
{ "ibm,platform-dump", -1, 4, 5, -1, -1 },
{ "ibm,platform-dump", -1, 4, 5, -1, -1 }, /* Special cased */
{ "ibm,read-slot-reset-state", -1, -1, -1, -1, -1 },
{ "ibm,scan-log-dump", -1, 0, 1, -1, -1 },
{ "ibm,set-dynamic-indicator", -1, 2, -1, -1, -1 },
@ -1120,6 +1120,15 @@ static bool block_rtas_call(int token, int nargs,
size = 1;
end = base + size - 1;
/*
* Special case for ibm,platform-dump - NULL buffer
* address is used to indicate end of dump processing
*/
if (!strcmp(f->name, "ibm,platform-dump") &&
base == 0)
return false;
if (!in_rmo_buf(base, end))
goto err;
}

13
arch/powerpc/kernel/setup-common.c
View File

@ -935,12 +935,6 @@ void __init setup_arch(char **cmdline_p)
/* Print various info about the machine that has been gathered so far. */
print_system_info();
/* Reserve large chunks of memory for use by CMA for KVM. */
kvm_cma_reserve();
/* Reserve large chunks of memory for us by CMA for hugetlb */
gigantic_hugetlb_cma_reserve();
klp_init_thread_info(&init_task);
setup_initial_init_mm(_stext, _etext, _edata, _end);
@ -955,6 +949,13 @@ void __init setup_arch(char **cmdline_p)
initmem_init();
/*
* Reserve large chunks of memory for use by CMA for KVM and hugetlb. These must
* be called after initmem_init(), so that pageblock_order is initialised.
*/
kvm_cma_reserve();
gigantic_hugetlb_cma_reserve();
early_memtest(min_low_pfn << PAGE_SHIFT, max_low_pfn << PAGE_SHIFT);
if (ppc_md.setup_arch)

7
arch/powerpc/platforms/microwatt/microwatt.h Normal file
View File

@ -0,0 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _MICROWATT_H
#define _MICROWATT_H
void microwatt_rng_init(void);
#endif /* _MICROWATT_H */

10
arch/powerpc/platforms/microwatt/rng.c
View File

@ -11,6 +11,7 @@
#include <asm/archrandom.h>
#include <asm/cputable.h>
#include <asm/machdep.h>
#include "microwatt.h"
#define DARN_ERR 0xFFFFFFFFFFFFFFFFul
@ -29,7 +30,7 @@ static int microwatt_get_random_darn(unsigned long *v)
return 1;
}
static __init int rng_init(void)
void __init microwatt_rng_init(void)
{
unsigned long val;
int i;
@ -37,12 +38,7 @@ static __init int rng_init(void)
for (i = 0; i < 10; i++) {
if (microwatt_get_random_darn(&val)) {
ppc_md.get_random_seed = microwatt_get_random_darn;
return 0;
return;
}
}
pr_warn("Unable to use DARN for get_random_seed()\n");
return -EIO;
}
machine_subsys_initcall(, rng_init);

8
arch/powerpc/platforms/microwatt/setup.c
View File

@ -16,6 +16,8 @@
#include <asm/xics.h>
#include <asm/udbg.h>
#include "microwatt.h"
static void __init microwatt_init_IRQ(void)
{
xics_init();
@ -32,10 +34,16 @@ static int __init microwatt_populate(void)
}
machine_arch_initcall(microwatt, microwatt_populate);
static void __init microwatt_setup_arch(void)
{
microwatt_rng_init();
}
define_machine(microwatt) {
.name = "microwatt",
.probe = microwatt_probe,
.init_IRQ = microwatt_init_IRQ,
.setup_arch = microwatt_setup_arch,
.progress = udbg_progress,
.calibrate_decr = generic_calibrate_decr,
};

2
arch/powerpc/platforms/powernv/powernv.h
View File

@ -42,4 +42,6 @@ ssize_t memcons_copy(struct memcons *mc, char *to, loff_t pos, size_t count);
u32 __init memcons_get_size(struct memcons *mc);
struct memcons *__init memcons_init(struct device_node *node, const char *mc_prop_name);
void pnv_rng_init(void);
#endif /* _POWERNV_H */

52
arch/powerpc/platforms/powernv/rng.c
View File

@ -17,6 +17,7 @@
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/smp.h>
#include "powernv.h"
#define DARN_ERR 0xFFFFFFFFFFFFFFFFul
@ -28,7 +29,6 @@ struct powernv_rng {
static DEFINE_PER_CPU(struct powernv_rng *, powernv_rng);
int powernv_hwrng_present(void)
{
struct powernv_rng *rng;
@ -98,9 +98,6 @@ static int __init initialise_darn(void)
return 0;
}
}
pr_warn("Unable to use DARN for get_random_seed()\n");
return -EIO;
}
@ -163,32 +160,55 @@ static __init int rng_create(struct device_node *dn)
rng_init_per_cpu(rng, dn);
pr_info_once("Registering arch random hook.\n");
ppc_md.get_random_seed = powernv_get_random_long;
return 0;
}
static __init int rng_init(void)
static int __init pnv_get_random_long_early(unsigned long *v)
{
struct device_node *dn;
int rc;
if (!slab_is_available())
return 0;
if (cmpxchg(&ppc_md.get_random_seed, pnv_get_random_long_early,
NULL) != pnv_get_random_long_early)
return 0;
for_each_compatible_node(dn, NULL, "ibm,power-rng") {
rc = rng_create(dn);
if (rc) {
pr_err("Failed creating rng for %pOF (%d).\n",
dn, rc);
if (rng_create(dn))
continue;
}
/* Create devices for hwrng driver */
of_platform_device_create(dn, NULL, NULL);
}
initialise_darn();
if (!ppc_md.get_random_seed)
return 0;
return ppc_md.get_random_seed(v);
}
void __init pnv_rng_init(void)
{
struct device_node *dn;
/* Prefer darn over the rest. */
if (!initialise_darn())
return;
dn = of_find_compatible_node(NULL, NULL, "ibm,power-rng");
if (dn)
ppc_md.get_random_seed = pnv_get_random_long_early;
of_node_put(dn);
}
static int __init pnv_rng_late_init(void)
{
unsigned long v;
/* In case it wasn't called during init for some other reason. */
if (ppc_md.get_random_seed == pnv_get_random_long_early)
pnv_get_random_long_early(&v);
return 0;
}
machine_subsys_initcall(powernv, rng_init);
machine_subsys_initcall(powernv, pnv_rng_late_init);

2
arch/powerpc/platforms/powernv/setup.c
View File

@ -203,6 +203,8 @@ static void __init pnv_setup_arch(void)
pnv_check_guarded_cores();
/* XXX PMCS */
pnv_rng_init();
}
static void __init pnv_init(void)

2
arch/powerpc/platforms/pseries/pseries.h
View File

@ -122,4 +122,6 @@ void pseries_lpar_read_hblkrm_characteristics(void);
static inline void pseries_lpar_read_hblkrm_characteristics(void) { }
#endif
void pseries_rng_init(void);
#endif /* _PSERIES_PSERIES_H */

11
arch/powerpc/platforms/pseries/rng.c
View File

@ -10,6 +10,7 @@
#include <asm/archrandom.h>
#include <asm/machdep.h>
#include <asm/plpar_wrappers.h>
#include "pseries.h"
static int pseries_get_random_long(unsigned long *v)
@ -24,19 +25,13 @@ static int pseries_get_random_long(unsigned long *v)
return 0;
}
static __init int rng_init(void)
void __init pseries_rng_init(void)
{
struct device_node *dn;
dn = of_find_compatible_node(NULL, NULL, "ibm,random");
if (!dn)
return -ENODEV;
pr_info("Registering arch random hook.\n");
return;
ppc_md.get_random_seed = pseries_get_random_long;
of_node_put(dn);
return 0;
}
machine_subsys_initcall(pseries, rng_init);

1
arch/powerpc/platforms/pseries/setup.c
View File

@ -839,6 +839,7 @@ static void __init pSeries_setup_arch(void)
}
ppc_md.pcibios_root_bridge_prepare = pseries_root_bridge_prepare;
pseries_rng_init();
}
static void pseries_panic(char *str)

14
arch/riscv/include/asm/errata_list.h
View File

@ -75,20 +75,20 @@ asm volatile(ALTERNATIVE( \
"nop\n\t" \
"nop\n\t" \
"nop", \
"li t3, %2\n\t" \
"slli t3, t3, %4\n\t" \
"li t3, %1\n\t" \
"slli t3, t3, %3\n\t" \
"and t3, %0, t3\n\t" \
"bne t3, zero, 2f\n\t" \
"li t3, %3\n\t" \
"slli t3, t3, %4\n\t" \
"li t3, %2\n\t" \
"slli t3, t3, %3\n\t" \
"or %0, %0, t3\n\t" \
"2:", THEAD_VENDOR_ID, \
ERRATA_THEAD_PBMT, CONFIG_ERRATA_THEAD_PBMT) \
: "+r"(_val) \
: "0"(_val), \
"I"(_PAGE_MTMASK_THEAD >> ALT_THEAD_PBMT_SHIFT), \
: "I"(_PAGE_MTMASK_THEAD >> ALT_THEAD_PBMT_SHIFT), \
"I"(_PAGE_PMA_THEAD >> ALT_THEAD_PBMT_SHIFT), \
"I"(ALT_THEAD_PBMT_SHIFT))
"I"(ALT_THEAD_PBMT_SHIFT) \
: "t3")
#else
#define ALT_THEAD_PMA(_val)
#endif

10
arch/s390/kernel/crash_dump.c
View File

@ -219,6 +219,11 @@ ssize_t copy_oldmem_page(struct iov_iter *iter, unsigned long pfn, size_t csize,
unsigned long src;
int rc;
if (!(iter_is_iovec(iter) || iov_iter_is_kvec(iter)))
return -EINVAL;
/* Multi-segment iterators are not supported */
if (iter->nr_segs > 1)
return -EINVAL;
if (!csize)
return 0;
src = pfn_to_phys(pfn) + offset;
@ -228,7 +233,10 @@ ssize_t copy_oldmem_page(struct iov_iter *iter, unsigned long pfn, size_t csize,
rc = copy_oldmem_user(iter->iov->iov_base, src, csize);
else
rc = copy_oldmem_kernel(iter->kvec->iov_base, src, csize);
return rc;
if (rc < 0)
return rc;
iov_iter_advance(iter, csize);
return csize;
}
/*

22
arch/s390/kernel/perf_cpum_cf.c
View File

@ -516,6 +516,26 @@ static int __hw_perf_event_init(struct perf_event *event, unsigned int type)
return err;
}
/* Events CPU_CYLCES and INSTRUCTIONS can be submitted with two different
* attribute::type values:
* - PERF_TYPE_HARDWARE:
* - pmu->type:
* Handle both type of invocations identical. They address the same hardware.
* The result is different when event modifiers exclude_kernel and/or
* exclude_user are also set.
*/
static int cpumf_pmu_event_type(struct perf_event *event)
{
u64 ev = event->attr.config;
if (cpumf_generic_events_basic[PERF_COUNT_HW_CPU_CYCLES] == ev ||
cpumf_generic_events_basic[PERF_COUNT_HW_INSTRUCTIONS] == ev ||
cpumf_generic_events_user[PERF_COUNT_HW_CPU_CYCLES] == ev ||
cpumf_generic_events_user[PERF_COUNT_HW_INSTRUCTIONS] == ev)
return PERF_TYPE_HARDWARE;
return PERF_TYPE_RAW;
}
static int cpumf_pmu_event_init(struct perf_event *event)
{
unsigned int type = event->attr.type;
@ -525,7 +545,7 @@ static int cpumf_pmu_event_init(struct perf_event *event)
err = __hw_perf_event_init(event, type);
else if (event->pmu->type == type)
/* Registered as unknown PMU */
err = __hw_perf_event_init(event, PERF_TYPE_RAW);
err = __hw_perf_event_init(event, cpumf_pmu_event_type(event));
else
return -ENOENT;

20
arch/s390/kernel/perf_pai_crypto.c
View File

@ -193,8 +193,9 @@ static int paicrypt_event_init(struct perf_event *event)
/* PAI crypto PMU registered as PERF_TYPE_RAW, check event type */
if (a->type != PERF_TYPE_RAW && event->pmu->type != a->type)
return -ENOENT;
/* PAI crypto event must be valid */
if (a->config > PAI_CRYPTO_BASE + paicrypt_cnt)
/* PAI crypto event must be in valid range */
if (a->config < PAI_CRYPTO_BASE ||
a->config > PAI_CRYPTO_BASE + paicrypt_cnt)
return -EINVAL;
/* Allow only CPU wide operation, no process context for now. */
if (event->hw.target || event->cpu == -1)
@ -208,6 +209,12 @@ static int paicrypt_event_init(struct perf_event *event)
if (rc)
return rc;
/* Event initialization sets last_tag to 0. When later on the events
* are deleted and re-added, do not reset the event count value to zero.
* Events are added, deleted and re-added when 2 or more events
* are active at the same time.
*/
event->hw.last_tag = 0;
cpump->event = event;
event->destroy = paicrypt_event_destroy;
@ -242,9 +249,12 @@ static void paicrypt_start(struct perf_event *event, int flags)
{
u64 sum;
sum = paicrypt_getall(event); /* Get current value */
local64_set(&event->hw.prev_count, sum);
local64_set(&event->count, 0);
if (!event->hw.last_tag) {
event->hw.last_tag = 1;
sum = paicrypt_getall(event); /* Get current value */
local64_set(&event->count, 0);
local64_set(&event->hw.prev_count, sum);
}
}
static int paicrypt_add(struct perf_event *event, int flags)

78
arch/x86/kvm/svm/sev.c
View File

@ -844,7 +844,7 @@ static int __sev_dbg_encrypt_user(struct kvm *kvm, unsigned long paddr,
/* If source buffer is not aligned then use an intermediate buffer */
if (!IS_ALIGNED((unsigned long)vaddr, 16)) {
src_tpage = alloc_page(GFP_KERNEL);
src_tpage = alloc_page(GFP_KERNEL_ACCOUNT);
if (!src_tpage)
return -ENOMEM;
@ -865,7 +865,7 @@ static int __sev_dbg_encrypt_user(struct kvm *kvm, unsigned long paddr,
if (!IS_ALIGNED((unsigned long)dst_vaddr, 16) || !IS_ALIGNED(size, 16)) {
int dst_offset;
dst_tpage = alloc_page(GFP_KERNEL);
dst_tpage = alloc_page(GFP_KERNEL_ACCOUNT);
if (!dst_tpage) {
ret = -ENOMEM;
goto e_free;
@ -1665,19 +1665,24 @@ static void sev_migrate_from(struct kvm *dst_kvm, struct kvm *src_kvm)
{
struct kvm_sev_info *dst = &to_kvm_svm(dst_kvm)->sev_info;
struct kvm_sev_info *src = &to_kvm_svm(src_kvm)->sev_info;
struct kvm_vcpu *dst_vcpu, *src_vcpu;
struct vcpu_svm *dst_svm, *src_svm;
struct kvm_sev_info *mirror;
unsigned long i;
dst->active = true;
dst->asid = src->asid;
dst->handle = src->handle;
dst->pages_locked = src->pages_locked;
dst->enc_context_owner = src->enc_context_owner;
dst->es_active = src->es_active;
src->asid = 0;
src->active = false;
src->handle = 0;
src->pages_locked = 0;
src->enc_context_owner = NULL;
src->es_active = false;
list_cut_before(&dst->regions_list, &src->regions_list, &src->regions_list);
@ -1704,27 +1709,22 @@ static void sev_migrate_from(struct kvm *dst_kvm, struct kvm *src_kvm)
list_del(&src->mirror_entry);
list_add_tail(&dst->mirror_entry, &owner_sev_info->mirror_vms);
}
}
static int sev_es_migrate_from(struct kvm *dst, struct kvm *src)
{
unsigned long i;
struct kvm_vcpu *dst_vcpu, *src_vcpu;
struct vcpu_svm *dst_svm, *src_svm;
if (atomic_read(&src->online_vcpus) != atomic_read(&dst->online_vcpus))
return -EINVAL;
kvm_for_each_vcpu(i, src_vcpu, src) {
if (!src_vcpu->arch.guest_state_protected)
return -EINVAL;
}
kvm_for_each_vcpu(i, src_vcpu, src) {
src_svm = to_svm(src_vcpu);
dst_vcpu = kvm_get_vcpu(dst, i);
kvm_for_each_vcpu(i, dst_vcpu, dst_kvm) {
dst_svm = to_svm(dst_vcpu);
sev_init_vmcb(dst_svm);
if (!dst->es_active)
continue;
/*
* Note, the source is not required to have the same number of
* vCPUs as the destination when migrating a vanilla SEV VM.
*/
src_vcpu = kvm_get_vcpu(dst_kvm, i);
src_svm = to_svm(src_vcpu);
/*
* Transfer VMSA and GHCB state to the destination. Nullify and
* clear source fields as appropriate, the state now belongs to
@ -1740,8 +1740,23 @@ static int sev_es_migrate_from(struct kvm *dst, struct kvm *src)
src_svm->vmcb->control.vmsa_pa = INVALID_PAGE;
src_vcpu->arch.guest_state_protected = false;
}
to_kvm_svm(src)->sev_info.es_active = false;
to_kvm_svm(dst)->sev_info.es_active = true;
}
static int sev_check_source_vcpus(struct kvm *dst, struct kvm *src)
{
struct kvm_vcpu *src_vcpu;
unsigned long i;
if (!sev_es_guest(src))
return 0;
if (atomic_read(&src->online_vcpus) != atomic_read(&dst->online_vcpus))
return -EINVAL;
kvm_for_each_vcpu(i, src_vcpu, src) {
if (!src_vcpu->arch.guest_state_protected)
return -EINVAL;
}
return 0;
}
@ -1789,11 +1804,9 @@ int sev_vm_move_enc_context_from(struct kvm *kvm, unsigned int source_fd)
if (ret)
goto out_dst_vcpu;
if (sev_es_guest(source_kvm)) {
ret = sev_es_migrate_from(kvm, source_kvm);
if (ret)
goto out_source_vcpu;
}
ret = sev_check_source_vcpus(kvm, source_kvm);
if (ret)
goto out_source_vcpu;
sev_migrate_from(kvm, source_kvm);
kvm_vm_dead(source_kvm);
@ -2914,7 +2927,7 @@ int sev_es_string_io(struct vcpu_svm *svm, int size, unsigned int port, int in)
count, in);
}
void sev_es_init_vmcb(struct vcpu_svm *svm)
static void sev_es_init_vmcb(struct vcpu_svm *svm)
{
struct kvm_vcpu *vcpu = &svm->vcpu;
@ -2967,6 +2980,15 @@ void sev_es_init_vmcb(struct vcpu_svm *svm)
}
}
void sev_init_vmcb(struct vcpu_svm *svm)
{
svm->vmcb->control.nested_ctl |= SVM_NESTED_CTL_SEV_ENABLE;
clr_exception_intercept(svm, UD_VECTOR);
if (sev_es_guest(svm->vcpu.kvm))
sev_es_init_vmcb(svm);
}
void sev_es_vcpu_reset(struct vcpu_svm *svm)
{
/*

11
arch/x86/kvm/svm/svm.c
View File

@ -1212,15 +1212,8 @@ static void init_vmcb(struct kvm_vcpu *vcpu)
svm->vmcb->control.int_ctl |= V_GIF_ENABLE_MASK;
}
if (sev_guest(vcpu->kvm)) {
svm->vmcb->control.nested_ctl |= SVM_NESTED_CTL_SEV_ENABLE;
clr_exception_intercept(svm, UD_VECTOR);
if (sev_es_guest(vcpu->kvm)) {
/* Perform SEV-ES specific VMCB updates */
sev_es_init_vmcb(svm);
}
}
if (sev_guest(vcpu->kvm))
sev_init_vmcb(svm);
svm_hv_init_vmcb(vmcb);
init_vmcb_after_set_cpuid(vcpu);

2
arch/x86/kvm/svm/svm.h
View File

@ -649,10 +649,10 @@ void __init sev_set_cpu_caps(void);
void __init sev_hardware_setup(void);
void sev_hardware_unsetup(void);
int sev_cpu_init(struct svm_cpu_data *sd);
void sev_init_vmcb(struct vcpu_svm *svm);
void sev_free_vcpu(struct kvm_vcpu *vcpu);
int sev_handle_vmgexit(struct kvm_vcpu *vcpu);
int sev_es_string_io(struct vcpu_svm *svm, int size, unsigned int port, int in);
void sev_es_init_vmcb(struct vcpu_svm *svm);
void sev_es_vcpu_reset(struct vcpu_svm *svm);
void sev_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector);
void sev_es_prepare_switch_to_guest(struct sev_es_save_area *hostsa);

2
arch/xtensa/kernel/entry.S
View File

@ -2173,7 +2173,7 @@ ENDPROC(ret_from_kernel_thread)
#ifdef CONFIG_HIBERNATION
.bss
.section .bss, "aw"
.align 4
.Lsaved_regs:
#if defined(__XTENSA_WINDOWED_ABI__)

1
arch/xtensa/kernel/time.c
View File

@ -154,6 +154,7 @@ static void __init calibrate_ccount(void)
cpu = of_find_compatible_node(NULL, NULL, "cdns,xtensa-cpu");
if (cpu) {
clk = of_clk_get(cpu, 0);
of_node_put(cpu);
if (!IS_ERR(clk)) {
ccount_freq = clk_get_rate(clk);
return;

1
arch/xtensa/platforms/xtfpga/setup.c
View File

@ -133,6 +133,7 @@ static int __init machine_setup(void)
if ((eth = of_find_compatible_node(eth, NULL, "opencores,ethoc")))
update_local_mac(eth);
of_node_put(eth);
return 0;
}
arch_initcall(machine_setup);

13
block/blk-core.c
View File

@ -322,19 +322,6 @@ void blk_cleanup_queue(struct request_queue *q)
blk_mq_exit_queue(q);
}
/*
* In theory, request pool of sched_tags belongs to request queue.
* However, the current implementation requires tag_set for freeing
* requests, so free the pool now.
*
* Queue has become frozen, there can't be any in-queue requests, so
* it is safe to free requests now.
*/
mutex_lock(&q->sysfs_lock);
if (q->elevator)
blk_mq_sched_free_rqs(q);
mutex_unlock(&q->sysfs_lock);
/* @q is and will stay empty, shutdown and put */
blk_put_queue(q);
}

1
block/blk-ia-ranges.c
View File

@ -144,7 +144,6 @@ int disk_register_independent_access_ranges(struct gendisk *disk,
}
for (i = 0; i < iars->nr_ia_ranges; i++) {
iars->ia_range[i].queue = q;
ret = kobject_init_and_add(&iars->ia_range[i].kobj,
&blk_ia_range_ktype, &iars->kobj,
"%d", i);

29
block/blk-mq-debugfs.c
View File

@ -711,11 +711,6 @@ void blk_mq_debugfs_register(struct request_queue *q)
}
}
void blk_mq_debugfs_unregister(struct request_queue *q)
{
q->sched_debugfs_dir = NULL;
}
static void blk_mq_debugfs_register_ctx(struct blk_mq_hw_ctx *hctx,
struct blk_mq_ctx *ctx)
{
@ -746,6 +741,8 @@ void blk_mq_debugfs_register_hctx(struct request_queue *q,
void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx)
{
if (!hctx->queue->debugfs_dir)
return;
debugfs_remove_recursive(hctx->debugfs_dir);
hctx->sched_debugfs_dir = NULL;
hctx->debugfs_dir = NULL;
@ -773,6 +770,8 @@ void blk_mq_debugfs_register_sched(struct request_queue *q)
{
struct elevator_type *e = q->elevator->type;
lockdep_assert_held(&q->debugfs_mutex);
/*
* If the parent directory has not been created yet, return, we will be
* called again later on and the directory/files will be created then.
@ -790,6 +789,8 @@ void blk_mq_debugfs_register_sched(struct request_queue *q)
void blk_mq_debugfs_unregister_sched(struct request_queue *q)
{
lockdep_assert_held(&q->debugfs_mutex);
debugfs_remove_recursive(q->sched_debugfs_dir);
q->sched_debugfs_dir = NULL;
}
@ -811,6 +812,10 @@ static const char *rq_qos_id_to_name(enum rq_qos_id id)
void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
{
lockdep_assert_held(&rqos->q->debugfs_mutex);
if (!rqos->q->debugfs_dir)
return;
debugfs_remove_recursive(rqos->debugfs_dir);
rqos->debugfs_dir = NULL;
}
@ -820,6 +825,8 @@ void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
struct request_queue *q = rqos->q;
const char *dir_name = rq_qos_id_to_name(rqos->id);
lockdep_assert_held(&q->debugfs_mutex);
if (rqos->debugfs_dir || !rqos->ops->debugfs_attrs)
return;
@ -833,17 +840,13 @@ void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
debugfs_create_files(rqos->debugfs_dir, rqos, rqos->ops->debugfs_attrs);
}
void blk_mq_debugfs_unregister_queue_rqos(struct request_queue *q)
{
debugfs_remove_recursive(q->rqos_debugfs_dir);
q->rqos_debugfs_dir = NULL;
}
void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx)
{
struct elevator_type *e = q->elevator->type;
lockdep_assert_held(&q->debugfs_mutex);
/*
* If the parent debugfs directory has not been created yet, return;
* We will be called again later on with appropriate parent debugfs
@ -863,6 +866,10 @@ void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx)
{
lockdep_assert_held(&hctx->queue->debugfs_mutex);
if (!hctx->queue->debugfs_dir)
return;
debugfs_remove_recursive(hctx->sched_debugfs_dir);
hctx->sched_debugfs_dir = NULL;
}

10
block/blk-mq-debugfs.h
View File

@ -21,7 +21,6 @@ int __blk_mq_debugfs_rq_show(struct seq_file *m, struct request *rq);
int blk_mq_debugfs_rq_show(struct seq_file *m, void *v);
void blk_mq_debugfs_register(struct request_queue *q);
void blk_mq_debugfs_unregister(struct request_queue *q);
void blk_mq_debugfs_register_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx);
@ -36,16 +35,11 @@ void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_register_rqos(struct rq_qos *rqos);
void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos);
void blk_mq_debugfs_unregister_queue_rqos(struct request_queue *q);
#else
static inline void blk_mq_debugfs_register(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_unregister(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_register_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx)
{
@ -87,10 +81,6 @@ static inline void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
static inline void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
{
}
static inline void blk_mq_debugfs_unregister_queue_rqos(struct request_queue *q)
{
}
#endif
#ifdef CONFIG_BLK_DEBUG_FS_ZONED

11
block/blk-mq-sched.c
View File

@ -594,7 +594,9 @@ int blk_mq_init_sched(struct request_queue *q, struct elevator_type *e)
if (ret)
goto err_free_map_and_rqs;
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_register_sched(q);
mutex_unlock(&q->debugfs_mutex);
queue_for_each_hw_ctx(q, hctx, i) {
if (e->ops.init_hctx) {
@ -607,7 +609,9 @@ int blk_mq_init_sched(struct request_queue *q, struct elevator_type *e)
return ret;
}
}
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_register_sched_hctx(q, hctx);
mutex_unlock(&q->debugfs_mutex);
}
return 0;
@ -648,14 +652,21 @@ void blk_mq_exit_sched(struct request_queue *q, struct elevator_queue *e)
unsigned int flags = 0;
queue_for_each_hw_ctx(q, hctx, i) {
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_unregister_sched_hctx(hctx);
mutex_unlock(&q->debugfs_mutex);
if (e->type->ops.exit_hctx && hctx->sched_data) {
e->type->ops.exit_hctx(hctx, i);
hctx->sched_data = NULL;
}
flags = hctx->flags;
}
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_unregister_sched(q);
mutex_unlock(&q->debugfs_mutex);
if (e->type->ops.exit_sched)
e->type->ops.exit_sched(e);
blk_mq_sched_tags_teardown(q, flags);

11
block/blk-mq.c
View File

@ -2765,15 +2765,20 @@ static inline struct request *blk_mq_get_cached_request(struct request_queue *q,
return NULL;
}
rq_qos_throttle(q, *bio);
if (blk_mq_get_hctx_type((*bio)->bi_opf) != rq->mq_hctx->type)
return NULL;
if (op_is_flush(rq->cmd_flags) != op_is_flush((*bio)->bi_opf))
return NULL;
rq->cmd_flags = (*bio)->bi_opf;
/*
* If any qos ->throttle() end up blocking, we will have flushed the
* plug and hence killed the cached_rq list as well. Pop this entry
* before we throttle.
*/
plug->cached_rq = rq_list_next(rq);
rq_qos_throttle(q, *bio);
rq->cmd_flags = (*bio)->bi_opf;
INIT_LIST_HEAD(&rq->queuelist);
return rq;
}

2
block/blk-rq-qos.c
View File

@ -294,8 +294,6 @@ void rq_qos_wait(struct rq_wait *rqw, void *private_data,
void rq_qos_exit(struct request_queue *q)
{
blk_mq_debugfs_unregister_queue_rqos(q);
while (q->rq_qos) {
struct rq_qos *rqos = q->rq_qos;
q->rq_qos = rqos->next;

7
block/blk-rq-qos.h
View File

@ -104,8 +104,11 @@ static inline void rq_qos_add(struct request_queue *q, struct rq_qos *rqos)
blk_mq_unfreeze_queue(q);
if (rqos->ops->debugfs_attrs)
if (rqos->ops->debugfs_attrs) {
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_register_rqos(rqos);
mutex_unlock(&q->debugfs_mutex);
}
}
static inline void rq_qos_del(struct request_queue *q, struct rq_qos *rqos)
@ -129,7 +132,9 @@ static inline void rq_qos_del(struct request_queue *q, struct rq_qos *rqos)
blk_mq_unfreeze_queue(q);
mutex_lock(&q->debugfs_mutex);
blk_mq_debugfs_unregister_rqos(rqos);
mutex_unlock(&q->debugfs_mutex);
}
typedef bool (acquire_inflight_cb_t)(struct rq_wait *rqw, void *private_data);

30
block/blk-sysfs.c
View File

@ -779,14 +779,6 @@ static void blk_release_queue(struct kobject *kobj)
if (queue_is_mq(q))
blk_mq_release(q);
blk_trace_shutdown(q);
mutex_lock(&q->debugfs_mutex);
debugfs_remove_recursive(q->debugfs_dir);
mutex_unlock(&q->debugfs_mutex);
if (queue_is_mq(q))
blk_mq_debugfs_unregister(q);
bioset_exit(&q->bio_split);
if (blk_queue_has_srcu(q))
@ -836,17 +828,16 @@ int blk_register_queue(struct gendisk *disk)
goto unlock;
}
if (queue_is_mq(q))
__blk_mq_register_dev(dev, q);
mutex_lock(&q->sysfs_lock);
mutex_lock(&q->debugfs_mutex);
q->debugfs_dir = debugfs_create_dir(kobject_name(q->kobj.parent),
blk_debugfs_root);
mutex_unlock(&q->debugfs_mutex);
if (queue_is_mq(q)) {
__blk_mq_register_dev(dev, q);
if (queue_is_mq(q))
blk_mq_debugfs_register(q);
}
mutex_lock(&q->sysfs_lock);
mutex_unlock(&q->debugfs_mutex);
ret = disk_register_independent_access_ranges(disk, NULL);
if (ret)
@ -948,8 +939,15 @@ void blk_unregister_queue(struct gendisk *disk)
/* Now that we've deleted all child objects, we can delete the queue. */
kobject_uevent(&q->kobj, KOBJ_REMOVE);
kobject_del(&q->kobj);
mutex_unlock(&q->sysfs_dir_lock);
mutex_lock(&q->debugfs_mutex);
blk_trace_shutdown(q);
debugfs_remove_recursive(q->debugfs_dir);
q->debugfs_dir = NULL;
q->sched_debugfs_dir = NULL;
q->rqos_debugfs_dir = NULL;
mutex_unlock(&q->debugfs_mutex);
kobject_put(&disk_to_dev(disk)->kobj);
}

42
block/genhd.c
View File

@ -623,6 +623,7 @@ void del_gendisk(struct gendisk *disk)
* Prevent new I/O from crossing bio_queue_enter().
*/
blk_queue_start_drain(q);
blk_mq_freeze_queue_wait(q);
if (!(disk->flags & GENHD_FL_HIDDEN)) {
sysfs_remove_link(&disk_to_dev(disk)->kobj, "bdi");
@ -646,12 +647,21 @@ void del_gendisk(struct gendisk *disk)
pm_runtime_set_memalloc_noio(disk_to_dev(disk), false);
device_del(disk_to_dev(disk));
blk_mq_freeze_queue_wait(q);
blk_throtl_cancel_bios(disk->queue);
blk_sync_queue(q);
blk_flush_integrity();
blk_mq_cancel_work_sync(q);
blk_mq_quiesce_queue(q);
if (q->elevator) {
mutex_lock(&q->sysfs_lock);
elevator_exit(q);
mutex_unlock(&q->sysfs_lock);
}
rq_qos_exit(q);
blk_mq_unquiesce_queue(q);
/*
* Allow using passthrough request again after the queue is torn down.
*/
@ -1120,31 +1130,6 @@ static const struct attribute_group *disk_attr_groups[] = {
NULL
};
static void disk_release_mq(struct request_queue *q)
{
blk_mq_cancel_work_sync(q);
/*
* There can't be any non non-passthrough bios in flight here, but
* requests stay around longer, including passthrough ones so we
* still need to freeze the queue here.
*/
blk_mq_freeze_queue(q);
/*
* Since the I/O scheduler exit code may access cgroup information,
* perform I/O scheduler exit before disassociating from the block
* cgroup controller.
*/
if (q->elevator) {
mutex_lock(&q->sysfs_lock);
elevator_exit(q);
mutex_unlock(&q->sysfs_lock);
}
rq_qos_exit(q);
__blk_mq_unfreeze_queue(q, true);
}
/**
* disk_release - releases all allocated resources of the gendisk
* @dev: the device representing this disk
@ -1166,9 +1151,6 @@ static void disk_release(struct device *dev)
might_sleep();
WARN_ON_ONCE(disk_live(disk));
if (queue_is_mq(disk->queue))
disk_release_mq(disk->queue);
blkcg_exit_queue(disk->queue);
disk_release_events(disk);

4
block/holder.c
View File

@ -79,10 +79,6 @@ int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk)
WARN_ON_ONCE(!bdev->bd_holder);
/* FIXME: remove the following once add_disk() handles errors */
if (WARN_ON(!bdev->bd_holder_dir))
goto out_unlock;
holder = bd_find_holder_disk(bdev, disk);
if (holder) {
holder->refcnt++;

13
drivers/acpi/acpi_video.c
View File

@ -73,6 +73,7 @@ module_param(device_id_scheme, bool, 0444);
static int only_lcd = -1;
module_param(only_lcd, int, 0444);
static bool has_backlight;
static int register_count;
static DEFINE_MUTEX(register_count_mutex);
static DEFINE_MUTEX(video_list_lock);
@ -1222,6 +1223,9 @@ acpi_video_bus_get_one_device(struct acpi_device *device,
acpi_video_device_bind(video, data);
acpi_video_device_find_cap(data);
if (data->cap._BCM && data->cap._BCL)
has_backlight = true;
mutex_lock(&video->device_list_lock);
list_add_tail(&data->entry, &video->video_device_list);
mutex_unlock(&video->device_list_lock);
@ -2249,6 +2253,7 @@ void acpi_video_unregister(void)
if (register_count) {
acpi_bus_unregister_driver(&acpi_video_bus);
register_count = 0;
has_backlight = false;
}
mutex_unlock(&register_count_mutex);
}
@ -2270,13 +2275,7 @@ void acpi_video_unregister_backlight(void)
bool acpi_video_handles_brightness_key_presses(void)
{
bool have_video_busses;
mutex_lock(&video_list_lock);
have_video_busses = !list_empty(&video_bus_head);
mutex_unlock(&video_list_lock);
return have_video_busses &&
return has_backlight &&
(report_key_events & REPORT_BRIGHTNESS_KEY_EVENTS);
}
EXPORT_SYMBOL(acpi_video_handles_brightness_key_presses);

2
drivers/base/memory.c
View File

@ -558,7 +558,7 @@ static ssize_t hard_offline_page_store(struct device *dev,
if (kstrtoull(buf, 0, &pfn) < 0)
return -EINVAL;
pfn >>= PAGE_SHIFT;
ret = memory_failure(pfn, 0);
ret = memory_failure(pfn, MF_SW_SIMULATED);
if (ret == -EOPNOTSUPP)
ret = 0;
return ret ? ret : count;

8
drivers/base/regmap/regmap-irq.c
View File

@ -252,6 +252,7 @@ static void regmap_irq_enable(struct irq_data *data)
struct regmap_irq_chip_data *d = irq_data_get_irq_chip_data(data);
struct regmap *map = d->map;
const struct regmap_irq *irq_data = irq_to_regmap_irq(d, data->hwirq);
unsigned int reg = irq_data->reg_offset / map->reg_stride;
unsigned int mask, type;
type = irq_data->type.type_falling_val | irq_data->type.type_rising_val;
@ -268,14 +269,14 @@ static void regmap_irq_enable(struct irq_data *data)
* at the corresponding offset in regmap_irq_set_type().
*/
if (d->chip->type_in_mask && type)
mask = d->type_buf[irq_data->reg_offset / map->reg_stride];
mask = d->type_buf[reg] & irq_data->mask;
else
mask = irq_data->mask;
if (d->chip->clear_on_unmask)
d->clear_status = true;
d->mask_buf[irq_data->reg_offset / map->reg_stride] &= ~mask;
d->mask_buf[reg] &= ~mask;
}
static void regmap_irq_disable(struct irq_data *data)
@ -386,6 +387,7 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data,
subreg = &chip->sub_reg_offsets[b];
for (i = 0; i < subreg->num_regs; i++) {
unsigned int offset = subreg->offset[i];
unsigned int index = offset / map->reg_stride;
if (chip->not_fixed_stride)
ret = regmap_read(map,
@ -394,7 +396,7 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data,
else
ret = regmap_read(map,
chip->status_base + offset,
&data->status_buf[offset]);
&data->status_buf[index]);
if (ret)
break;

15
drivers/base/regmap/regmap.c
View File

@ -1880,8 +1880,7 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
*/
bool regmap_can_raw_write(struct regmap *map)
{
return map->bus && map->bus->write && map->format.format_val &&
map->format.format_reg;
return map->write && map->format.format_val && map->format.format_reg;
}
EXPORT_SYMBOL_GPL(regmap_can_raw_write);
@ -2155,10 +2154,9 @@ int regmap_noinc_write(struct regmap *map, unsigned int reg,
size_t write_len;
int ret;
if (!map->bus)
return -EINVAL;
if (!map->bus->write)
if (!map->write)
return -ENOTSUPP;
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@ -2278,7 +2276,7 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val,
* Some devices don't support bulk write, for them we have a series of
* single write operations.
*/
if (!map->bus || !map->format.parse_inplace) {
if (!map->write || !map->format.parse_inplace) {
map->lock(map->lock_arg);
for (i = 0; i < val_count; i++) {
unsigned int ival;
@ -2904,6 +2902,9 @@ int regmap_noinc_read(struct regmap *map, unsigned int reg,
size_t read_len;
int ret;
if (!map->read)
return -ENOTSUPP;
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@ -3017,7 +3018,7 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
if (val_count == 0)
return -EINVAL;
if (map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
if (map->read && map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
ret = regmap_raw_read(map, reg, val, val_bytes * val_count);
if (ret != 0)
return ret;

19
drivers/block/xen-blkfront.c
View File

@ -2114,9 +2114,11 @@ static void blkfront_closing(struct blkfront_info *info)
return;
/* No more blkif_request(). */
blk_mq_stop_hw_queues(info->rq);
blk_mark_disk_dead(info->gd);
set_capacity(info->gd, 0);
if (info->rq && info->gd) {
blk_mq_stop_hw_queues(info->rq);
blk_mark_disk_dead(info->gd);
set_capacity(info->gd, 0);
}
for_each_rinfo(info, rinfo, i) {
/* No more gnttab callback work. */
@ -2457,16 +2459,19 @@ static int blkfront_remove(struct xenbus_device *xbdev)
dev_dbg(&xbdev->dev, "%s removed", xbdev->nodename);
del_gendisk(info->gd);
if (info->gd)
del_gendisk(info->gd);
mutex_lock(&blkfront_mutex);
list_del(&info->info_list);
mutex_unlock(&blkfront_mutex);
blkif_free(info, 0);
xlbd_release_minors(info->gd->first_minor, info->gd->minors);
blk_cleanup_disk(info->gd);
blk_mq_free_tag_set(&info->tag_set);
if (info->gd) {
xlbd_release_minors(info->gd->first_minor, info->gd->minors);
blk_cleanup_disk(info->gd);
blk_mq_free_tag_set(&info->tag_set);
}
kfree(info);
return 0;

14
drivers/bus/bt1-apb.c
View File

@ -175,10 +175,9 @@ static int bt1_apb_request_rst(struct bt1_apb *apb)
int ret;
apb->prst = devm_reset_control_get_optional_exclusive(apb->dev, "prst");
if (IS_ERR(apb->prst)) {
dev_warn(apb->dev, "Couldn't get reset control line\n");
return PTR_ERR(apb->prst);
}
if (IS_ERR(apb->prst))
return dev_err_probe(apb->dev, PTR_ERR(apb->prst),
"Couldn't get reset control line\n");
ret = reset_control_deassert(apb->prst);
if (ret)
@ -199,10 +198,9 @@ static int bt1_apb_request_clk(struct bt1_apb *apb)
int ret;
apb->pclk = devm_clk_get(apb->dev, "pclk");
if (IS_ERR(apb->pclk)) {
dev_err(apb->dev, "Couldn't get APB clock descriptor\n");
return PTR_ERR(apb->pclk);
}
if (IS_ERR(apb->pclk))
return dev_err_probe(apb->dev, PTR_ERR(apb->pclk),
"Couldn't get APB clock descriptor\n");
ret = clk_prepare_enable(apb->pclk);
if (ret) {

14
drivers/bus/bt1-axi.c
View File

@ -135,10 +135,9 @@ static int bt1_axi_request_rst(struct bt1_axi *axi)
int ret;
axi->arst = devm_reset_control_get_optional_exclusive(axi->dev, "arst");
if (IS_ERR(axi->arst)) {
dev_warn(axi->dev, "Couldn't get reset control line\n");
return PTR_ERR(axi->arst);
}
if (IS_ERR(axi->arst))
return dev_err_probe(axi->dev, PTR_ERR(axi->arst),
"Couldn't get reset control line\n");
ret = reset_control_deassert(axi->arst);
if (ret)
@ -159,10 +158,9 @@ static int bt1_axi_request_clk(struct bt1_axi *axi)
int ret;
axi->aclk = devm_clk_get(axi->dev, "aclk");
if (IS_ERR(axi->aclk)) {
dev_err(axi->dev, "Couldn't get AXI Interconnect clock\n");
return PTR_ERR(axi->aclk);
}
if (IS_ERR(axi->aclk))
return dev_err_probe(axi->dev, PTR_ERR(axi->aclk),
"Couldn't get AXI Interconnect clock\n");
ret = clk_prepare_enable(axi->aclk);
if (ret) {

6
drivers/char/random.c
View File

@ -87,7 +87,7 @@ static struct fasync_struct *fasync;
/* Control how we warn userspace. */
static struct ratelimit_state urandom_warning =
RATELIMIT_STATE_INIT("warn_urandom_randomness", HZ, 3);
RATELIMIT_STATE_INIT_FLAGS("urandom_warning", HZ, 3, RATELIMIT_MSG_ON_RELEASE);
static int ratelimit_disable __read_mostly =
IS_ENABLED(CONFIG_WARN_ALL_UNSEEDED_RANDOM);
module_param_named(ratelimit_disable, ratelimit_disable, int, 0644);
@ -408,7 +408,7 @@ static ssize_t get_random_bytes_user(struct iov_iter *iter)
/*
* Immediately overwrite the ChaCha key at index 4 with random
* bytes, in case userspace causes copy_to_user() below to sleep
* bytes, in case userspace causes copy_to_iter() below to sleep
* forever, so that we still retain forward secrecy in that case.
*/
crng_make_state(chacha_state, (u8 *)&chacha_state[4], CHACHA_KEY_SIZE);
@ -1009,7 +1009,7 @@ void add_interrupt_randomness(int irq)
if (new_count & MIX_INFLIGHT)
return;
if (new_count < 64 && !time_is_before_jiffies(fast_pool->last + HZ))
if (new_count < 1024 && !time_is_before_jiffies(fast_pool->last + HZ))
return;
if (unlikely(!fast_pool->mix.func))

12
drivers/crypto/ccp/sp-platform.c
View File

@ -85,17 +85,9 @@ static int sp_get_irqs(struct sp_device *sp)
struct sp_platform *sp_platform = sp->dev_specific;
struct device *dev = sp->dev;
struct platform_device *pdev = to_platform_device(dev);
unsigned int i, count;
int ret;
for (i = 0, count = 0; i < pdev->num_resources; i++) {
struct resource *res = &pdev->resource[i];
if (resource_type(res) == IORESOURCE_IRQ)
count++;
}
sp_platform->irq_count = count;
sp_platform->irq_count = platform_irq_count(pdev);
ret = platform_get_irq(pdev, 0);
if (ret < 0) {
@ -104,7 +96,7 @@ static int sp_get_irqs(struct sp_device *sp)
}
sp->psp_irq = ret;
if (count == 1) {
if (sp_platform->irq_count == 1) {
sp->ccp_irq = ret;
} else {
ret = platform_get_irq(pdev, 1);

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