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Michael S. Tsirkin d081107867 mm/gup.c: document return value 
__get_user_pages_fast handles errors differently from
get_user_pages_fast: the former always returns the number of pages
pinned, the later might return a negative error code.

Link: http://lkml.kernel.org/r/1522962072-182137-6-git-send-email-mst@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Huang Ying <ying.huang@intel.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Thorsten Leemhuis <regressions@leemhuis.info>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-04-13 17:10:27 -07:00
..
alchemy MIPS changes for 4.17 2018-04-10 11:39:22 -07:00
ar7 MIPS: AR7: Constify gpio_led 2018-02-19 10:55:36 +00:00
ath25 MIPS: ath25: Check for kzalloc allocation failure 2018-02-23 09:35:54 +00:00
ath79 Merge branch 'i2c/for-4.15' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/wsa/linux 2017-11-14 17:52:21 -08:00
bcm47xx MIPS: BCM47XX: Use standard reset button for Luxul XWR-1750 2018-04-07 00:10:48 +01:00
bcm63xx MIPS: BCM63XX: kconfig: Remove blank help text 2018-02-02 23:53:10 +09:00
bmips License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
boot MIPS changes for 4.17 2018-04-10 11:39:22 -07:00
cavium-octeon MIPS changes for 4.17 2018-04-10 11:39:22 -07:00
cobalt
configs MIPS: generic: Add support for Microsemi Ocelot 2018-03-21 23:33:10 +00:00
crypto MIPS: crypto: Add crc32 and crc32c hw accelerated module 2018-02-19 20:50:36 +00:00
dec License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
emma
fw License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
generic MIPS: generic: Add support for Microsemi Ocelot 2018-03-21 23:33:10 +00:00
include mm: introduce MAP_FIXED_NOREPLACE 2018-04-11 10:28:38 -07:00
jazz MIPS: Set I/O port resource types correctly 2017-12-18 23:07:45 -06:00
jz4740 spi: spi-gpio: Rewrite to use GPIO descriptors 2018-02-14 16:02:41 +00:00
kernel MIPS changes for 4.17 2018-04-10 11:39:22 -07:00
kvm KVM: introduce kvm_arch_vcpu_async_ioctl 2017-12-14 09:26:59 +01:00
lantiq MIPS: lantiq: ase: Enable MFD_SYSCON 2018-03-21 21:57:35 +00:00
lasat treewide: setup_timer() -> timer_setup() 2017-11-21 15:57:07 -08:00
lib MIPS: Implement __multi3 for GCC7 MIPS64r6 builds 2018-01-11 14:40:31 +01:00
loongson32 License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
loongson64 dma/direct: Handle the memory encryption bit in common code 2018-03-20 10:01:59 +01:00
math-emu MIPS: math-emu: Mark fall throughs in switch statements with a comment 2017-12-12 17:20:20 +01:00
mm mm/gup.c: document return value 2018-04-13 17:10:27 -07:00
mti-malta MIPS: Set I/O port resource types correctly 2017-12-18 23:07:45 -06:00
net MIPS: BPF: Replace __mips_isa_rev with MIPS_ISA_REV 2018-03-09 11:22:47 +00:00
netlogic mips/netlogic: remove swiotlb support 2018-01-15 09:35:59 +01:00
oprofile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
paravirt License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pci MIPS: pci-mt7620: Enable PCIe on MT7688 2018-03-14 15:14:05 +00:00
pic32 License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pistachio License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pmcs-msp71xx License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pnx833x mtd: nand: Rename nand.h into rawnand.h 2017-08-13 10:11:49 +02:00
power License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ralink MIPS: ralink: Fix booting on MT7621 2018-03-22 00:06:30 +00:00
rb532 MIPS: RB532: Avoid undefined mac_pton without GENERIC_NET_UTILS 2018-01-10 16:39:03 +01:00
sgi-ip22 Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-11-13 17:56:58 -08:00
sgi-ip27 License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sgi-ip32 mips: ip22/32: Convert timers to use timer_setup() 2017-11-02 15:50:36 -07:00
sibyte License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sni License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
tools Update MIPS email addresses 2017-11-03 09:02:30 -07:00
txx9 MIPS: TXX9: Constify gpio_led 2018-02-19 10:55:36 +00:00
vdso MIPS: VDSO: Replace __mips_isa_rev with MIPS_ISA_REV 2018-03-09 11:22:48 +00:00
vr41xx License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kbuild
Kbuild.platforms MIPS: Xilfpga: Switch to using generic defconfigs 2017-11-08 22:54:14 +00:00
Kconfig MIPS changes for 4.17 2018-04-10 11:39:22 -07:00
Kconfig.debug MIPS: Fix CPS SMP NS16550 UART defaults 2018-01-10 16:44:49 +01:00
Makefile MIPS: Use the entry point from the ELF file header 2018-03-22 22:30:58 +00:00
Makefile.postlink License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00