Commit Graph

321690 Commits

Author SHA1 Message Date
Chris Brand
39f78e7056 ARM: mm: fix MMU mapping of CMA regions
Fix dma_contiguous_remap() so that it continues through all the
regions, even after encountering one that is outside lowmem.
Without this change, if you have two CMA regions, the first outside
lowmem and the seocnd inside lowmem, only the second one will get
set up in the MMU. Data written to that region then doesn't get
automatically flushed from the cache into memory.

Signed-off-by: Chris Brand <cbrand@broadcom.com>
[extended patch subject with 'fix' word]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
2012-08-09 07:46:07 +02:00
Paul Mundt
fa75ce649e Merge branches 'sh/urgent' and 'sh/gpiolib' into sh-latest 2012-08-09 13:21:13 +09:00
Paul Mundt
1026023705 sh: intc: Handle domain association for sparseirq pre-allocated vectors.
Presently it's assumed that the irqdomain code handles the irq_desc
allocation for us, but this isn't necessarily the case when we've
pre-allocated IRQs via sparseirq. Previously we had a -EEXIST check in
the code that attempted to trap these cases and simply update them
in-place, but this behaviour was inadvertently lost in the transition to
irqdomains.

This simply restores the previous behaviour, first attempting to let the
irqdomain core fetch the allocation for us, and falling back to an
in-place domain association in the extant IRQ case. Fixes up regressions
on platforms that pre-allocate legacy IRQs (specifically ARM-based
SH-Mobile platforms, as SH stopped pre-allocating vectors some time ago).

Reported-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-08-09 13:21:05 +09:00
Phil Edworthy
d0b464d670 sh: sh7269: Fix LCD pinmux
There are two ports that can output the LCD data, therefore
they have to use separate pimux identifiers so we can select
the one we want to use.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-08-09 13:16:55 +09:00
Mike Frysinger
800fb3ddee sh: dma: fix request_irq usage
When calling request_irq with IRQF_SHARED, the dev cookie must be set
(i.e. non-NULL), otherwise the code rejects it immediately with -EINVAL.
So restore the logic here where we'd pass a pointer to the name as a
dummy unique val.

Otherwise, booting up on my LANDISK system would fail with:
	DMAC Address Error0 request_irq fail

This was introduced in commit 7f47c7189b.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-08-09 13:11:11 +09:00
Thomas Meyer
959f724728 drm/udl: Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(.. [1]
The semantic patch that makes this change is available
in scripts/coccinelle/api/err_cast.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-09 09:58:44 +10:00
Dave Airlie
41494cbaea Merge branch 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel into drm-next
Daniel writes:

"- Regression fixer for an OOPS at boot when i915.ko is built-in and
  CONFIG_PM=n, introduce in 3.5 (patch from Hunt Xu)
- Regression fixer for occlusion query failures, the required w/a wasn't
  applied in all cases (thanks to Eric for tracking this on down).
- dmar vs. dma_buf imprt fix (Dave Airlie)
- 2 patches to fight down forcewake issues on snb. This is the stuff I've
  talked about 2 weeks ago already, it's a minefield. Investigation still
  going on, but afaict this is the best we have for now.
- a few minor things to keep coverty&compiler happy (Alan, Davendra,
  Stéphane)
- tons of hsw pci ids - this one is a bit late because internal approval
  sometimes takes a while, but ppl in charge finally agreed that world+dog
  already knows about ult and crw haswell variants ;-)

Wrt regressions I'm aware of:
- the power regression due to semaphores=1. Ben is running around with a
  killawatt, unfortunately we have a hard time reproducing this one. And
  this /shouldn't/ increase power usage. Ben has turned up a few odds bits
  though already.
- the lvds fix in 3.6-rc1 broke a backlight after lid close/open (but can
  be resurrected with a modeset cycle). I guess we anger the bios - I'm
  still looking into this one.
- gmbus broke edid reading on an odd-ball monitor, we need to fall-back.
  Due to vacation (both mine&the reporter's) this is stalling for a final
  patch and a tested-by on it. But issue is fully diagnosed."

* 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel:
  drm/i915: correctly order the ring init sequence
  drm/i915: add more Haswell PCI IDs
  drm/i915: make rc6 in sysfs functions conditional
  drm/i915: Workaround hang with BSD and forcewake on SandyBridge
  drm/i915: Make intel_panel_get_backlight static.
  i915: don't map imported dma-bufs for dmar.
  drm/i915: remove unused variable
  drm/i915: Don't forget to apply SNB PIPE_CONTROL GTT workaround.
  drm/i915: fix forcewake related hangs on snb
  i915: Remove silly test
  i915: fix error path leak in intel_sdvo_write_cmd
  vlv: it might be wise if we initialised the flag value...
2012-08-09 09:54:49 +10:00
Marek Olšák
0f457e488c drm/radeon/kms: allow "invalid" DB formats as a means to disable DB
Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-09 09:53:13 +10:00
Arnd Bergmann
f5addb91d1 net/stmmac: mark probe function as __devinit
Driver probe functions are generally __devinit so they will be
discarded after initialization for non-hotplug kernels.
This was found by a new warning after patch 6a228452d "stmmac: Add
device-tree support" adds a new __devinit function that is called
from stmmac_pltfr_probe.

Without this patch, building socfpga_defconfig results in:

WARNING: drivers/net/ethernet/stmicro/stmmac/stmmac.o(.text+0x5d4c): Section mismatch in reference from the function stmmac_pltfr_probe() to the function .devinit.text:stmmac_probe_config_dt()
The function stmmac_pltfr_probe() references
the function __devinit stmmac_probe_config_dt().
This is often because stmmac_pltfr_probe lacks a __devinit
annotation or the annotation of stmmac_probe_config_dt is wrong.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Stefan Roese <sr@denx.de>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Acked-by: Stefan Roese <sr@denx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:08:43 -07:00
stigge@antcom.de
3a32aea6e0 lpc_eth: remove obsolete ifdefs
The #ifdefs regarding CONFIG_ARCH_LPC32XX_MII_SUPPORT and
CONFIG_ARCH_LPC32XX_IRAM_FOR_NET are obsolete since the symbols have been
removed from Kconfig and replaced by devicetree based configuration.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:07:51 -07:00
Alexey Khoroshilov
7364e445f6 net/core: Fix potential memory leak in dev_set_alias()
Do not leak memory by updating pointer with potentially NULL realloc return value.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:06:23 -07:00
Jesper Juhl
47dffc7547 cdc-phonet: Don't leak in usbpn_open
We allocate memory for 'req' with usb_alloc_urb() and then test
'if (!req || rx_submit(pnd, req, GFP_KERNEL | __GFP_COLD))'.
If we enter that branch due to '!req' then there is no problem. But if
we enter the branch due to 'req' being != 0 and the 'rx_submit()' call
being false, then we'll leak the memory we allocated.
Deal with the leak by always calling 'usb_free_urb(req)' when entering
the branch. If 'req' happens to be 0 then the call is harmless, if it
is not 0 then we free the memory we allocated but don't need.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Rémi Denis-Courmont <remi@remlab.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:04:47 -07:00
Jesper Juhl
155e4e12b9 batman-adv: Fix mem leak in the batadv_tt_local_event() function
Memory is allocated for 'tt_change_node' with kmalloc().
'tt_change_node' may go out of scope really being used for anything
(except have a few members initialized) if we hit the 'del:' label.
This patch makes sure we free the memory in that case.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:04:04 -07:00
Paolo Valente
be72f63b4c sched: add missing group change to qfq_change_class
[Resending again, as the text was corrupted by the email client]

To speed up operations, QFQ internally divides classes into
groups. Which group a class belongs to depends on the ratio between
the maximum packet length and the weight of the class. Unfortunately
the function qfq_change_class lacks the steps for changing the group
of a class when the ratio max_pkt_len/weight of the class changes.

For example, when the last of the following three commands is
executed, the group of class 1:1 is not correctly changed:

tc disc add dev XXX root handle 1: qfq
tc class add dev XXX parent 1: qfq classid 1:1 weight 1
tc class change dev XXX parent 1: classid 1:1 qfq weight 4

Not changing the group of a class does not affect the long-term
bandwidth guaranteed to the class, as the latter is independent of the
maximum packet length, and correctly changes (only) if the weight of
the class changes. In contrast, if the group of the class is not
updated, the class is still guaranteed the short-term bandwidth and
packet delay related to its old group, instead of the guarantees that
it should receive according to its new weight and/or maximum packet
length. This may also break service guarantees for other classes.
This patch adds the missing operations.

Signed-off-by: Paolo Valente <paolo.valente@unimore.it>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:02:05 -07:00
Eric Dumazet
a37e6e3449 net: force dst_default_metrics to const section
While investigating on network performance problems, I found this little
gem :

$ nm -v vmlinux | grep -1 dst_default_metrics
ffffffff82736540 b busy.46605
ffffffff82736560 B dst_default_metrics
ffffffff82736598 b dst_busy_list

Apparently, declaring a const array without initializer put it in
(writeable) bss section, in middle of possibly often dirtied cache
lines.

Since we really want dst_default_metrics be const to avoid any possible
false sharing and catch any buggy writes, I force a null initializer.

ffffffff818a4c20 R dst_default_metrics

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 16:00:28 -07:00
Eric Dumazet
0c03eca3d9 net: fib: fix incorrect call_rcu_bh()
After IP route cache removal, I believe rcu_bh() has very little use and
we should remove this RCU variant, since it adds some cycles in fast
path.

Anyway, the call_rcu_bh() use in fib_true is obviously wrong, since
some users only assert rcu_read_lock().

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:57:46 -07:00
Gao feng
08252b3231 pptp: lookup route with the proper net namespace
pptp always use init_net as the net namespace to lookup
route, this will cause route lookup failed in container.

because we already set the correct net namespace to struct
sock in pptp_create,so fix this by using sock_net(sk) to
replace &init_net.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:57:10 -07:00
David S. Miller
d933d2beb1 Merge branch 'fixes-for-3.6' of git://gitorious.org/linux-can/linux-can
Marc Kleine-Budde says:

====================
here's a fix intended for the v3.6 release cycle. Oliver noticed and
fixed that the flags definition for the new canfd_frame contains
redundant and confusing information.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:55:02 -07:00
Ying Xue
99aa3473e6 af_packet: Quiet sparse noise about using plain integer as NULL pointer
Quiets the sparse warning:
warning: Using plain integer as NULL pointer

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:43:22 -07:00
David S. Miller
b9ad2baf91 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/ppwaskie/net
Peter P Waskiewicz Jr says:

====================
This series contains fixes to the e1000e and igb drivers.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:41:04 -07:00
Sonic Zhang
920d087e44 drivers: net: irda: bfin_sir: fix compile error
Bit IREN is replaced by UMOD_IRDA and UMOD_MASK since blackfin 60x added, but
this driver didn't update which will cause bfin_sir build error:

drivers/net/irda/bfin_sir.c:161:9: error: 'IREN' undeclared (first use in this
function)
drivers/net/irda/bfin_sir.c:435:18: error: 'IREN' undeclared (first use in
this function)
drivers/net/irda/bfin_sir.c:521:11: error: 'IREN' undeclared (first use in
this function)

This patch fix it.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
Acked-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-08 15:40:25 -07:00
Arnd Bergmann
bb1a5805ed usb/ohci-omap: remove unused variable
Commit c2e935a7d "USB: move transceiver from ehci_hcd and ohci_hcd to
hcd and rename it as phy" removed the last use of the "ohci" variable
in the usb_hcd_omap_remove function, but left the variable in place
unused.

Without this patch, building omap1_defconfig results in:

In file included from drivers/usb/host/ohci-hcd.c:1013:0:
drivers/usb/host/ohci-omap.c: In function 'usb_hcd_omap_remove':
drivers/usb/host/ohci-omap.c:406:19: warning: unused variable 'ohci' [-Wunused-variable]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Richard Zhao <richard.zhao@freescale.com>
2012-08-08 21:13:01 +02:00
Arnd Bergmann
b2f0fa828e mfd/asic3: fix asic3_mfd_probe return value
In commit 4f304245b "mfd: Set asic3 DS1WM clock_rate", a possible
path through asic3_mfd_probe was introduced that would lead to
an unpredictable return value, if everything succeeds but there
are pdata->leds is NULL. This was reported correctly by gcc.

Without this patch, building magician_defconfig results in:

drivers/mfd/asic3.c: In function 'asic3_mfd_probe':
drivers/mfd/asic3.c:940:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Paul Parsons <lost.distance@yahoo.com>
Cc: Philipp Zabel <philipp.zabel@gmail.com>
Cc: Samuel Ortiz <sameo@linux.intel.com>
2012-08-08 21:13:00 +02:00
Rafael J. Wysocki
300d3739e8 Revert "NMI watchdog: fix for lockup detector breakage on resume"
Revert commit 45226e9 (NMI watchdog: fix for lockup detector breakage
on resume) which breaks resume from system suspend on my SH7372
Mackerel board (by causing a NULL pointer dereference to happen) and
is generally wrong, because it abuses the CPU hotplug functionality
in a shamelessly blatant way.

The original issue should be addressed through appropriate syscore
resume callback instead.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2012-08-08 20:49:45 +02:00
Rafael J. Wysocki
77254950bb PM: Make dev_pm_get_subsys_data() always return 0 on success
Commits 1d5fcfec22 (PM / Domains: Add device domain data reference
counter) and 62d4490294 (PM / Domains: Allow device callbacks to be
added at any time) added checks for the return value of
dev_pm_get_subsys_data(), but those checks were incorrect, because
that function returned 1 on success in some cases.

Since all of the existing users of dev_pm_get_subsys_data() don't use
the positive value returned by it on success, change its definition
so that it always returns 0 when successful.

Reported-by: Heiko Stübner <heiko@sntech.de>
Reported-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2012-08-08 20:49:33 +02:00
Julia Lawall
d06a8a4fe7 drivers/cpufreq/pcc-cpufreq.c: fix error return code
Convert a 0 error return code to a negative one, as returned elsewhere in the
function.

A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
identifier ret;
expression e,e1,e2,e3,e4,x;
@@

(
if (\(ret != 0\|ret < 0\) || ...) { ... return ...; }
|
ret = 0
)
... when != ret = e1
*x = \(kmalloc\|kzalloc\|kcalloc\|devm_kzalloc\|ioremap\|ioremap_nocache\|devm_ioremap\|devm_ioremap_nocache\)(...);
... when != x = e2
    when != ret = e3
*if (x == NULL || ...)
{
  ... when != ret = e4
*  return ret;
}
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2012-08-08 20:49:25 +02:00
NeilBrown
7523ceed42 RTC: Avoid races between RTC alarm wakeup and suspend.
If an RTC alarm fires just as suspend is happening, it is possible for
suspend to complete and the alarm to be missed.

To avoid the race, we must register the event with the PM core.

As the event is made visible to userspace through a thread which is
only scheduled by the interrupt, we need a pm_stay_awake/pm_relax
pair preventing suspend from the interrupt until the thread completes
its work.

This makes the pm_wakeup_event() call in cmos_interrupt unnecessary as
it provides suspend protection for all RTCs that use rtc_update_irq.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2012-08-08 20:49:16 +02:00
Linus Torvalds
f4ba394c1b Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Missed rcu_assign_pointer() in mac80211 scanning, from Johannes
    Berg.

 2) Allow devices to limit the number of segments that an individual
    TCP TSO packet can use at a time, to deal with device and/or driver
    specific limitations.  From Ben Hutchings.

 3) Fix unexpected hard IPSEC expiration after setting the date.  From
    Fan Du.

 4) Memory leak fix in bxn2x driver, from Jesper Juhl.

 5) Fix two memory leaks in libertas driver, from Daniel Drake.

 6) Fix deref of out-of-range array index in packet scheduler generic
    actions layer.  From Hiroaki SHIMODA.

 7) Fix TX flow control errors in mlx4 driver, from Yevgeny Petrilin.

 8) Fix CRIS eth_v10.c driver build, from Randy Dunlap.

 9) Fix wrong SKB freeing in LLC protocol layer, from Sorin Dumitru.

10) The IP output path checks neigh lookup errors incorrectly, it needs
    to use IS_ERR().  From Vasiliy Kulikov.

11) An estimator leak leads to deref of freed memory in timer handler,
    fix from Hiroaki SHIMODA.

12) TCP early demux in ipv6 needs to use DST cookies in order to
    validate the RX route properly.  Fix from Eric Dumazet.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (43 commits)
  net: ipv6: fix TCP early demux
  net: Use PTR_RET rather than if(IS_ERR(.. [1]
  net_sched: act: Delete estimator in error path.
  ip: fix error handling in ip_finish_output2()
  llc: free the right skb
  ixp4xx_eth: fix ptp_ixp46x build failure
  drivers/atm/iphase.c: fix error return code
  tcp_output: fix sparse warning for tcp_wfree
  drivers/net/phy/mdio-mux-gpio.c: drop devm_kfree of devm_kzalloc'd data
  batman-adv: select an internet gateway if none was chosen
  mISDN: Bugfix for layer2 fixed TEI mode
  igb: don't break user visible strings over multiple lines in igb_ethtool.c
  igb: correct hardware type (i210/i211) check in igb_loopback_test()
  igb: Fix for failure to init on some 82576 devices.
  cris: fix eth_v10.c build error
  cdc-ncm: tag Ericsson WWAN devices (eg F5521gw) with FLAG_WWAN
  isdnloop: fix and simplify isdnloop_init()
  hyperv: Move wait completion msg code into rndis_filter_halt_device()
  net/mlx4_core: Remove port type restrictions
  net/mlx4_en: Fixing TX queue stop/wake flow
  ...
2012-08-08 20:06:43 +03:00
Linus Torvalds
bf44ce8377 pinctrl fixes for v3.6-rc1:
- Move MXS pinctrl registration to poscore_initcall
 - Fix up various devm_* managed resources code paths
 - Fix one function group in the Nomadik driver
 - Update MAINTAINERS
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Merge tag 'pinctrl-fixes-for-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pinctrl fixes from Linus Walleij:
 - Move MXS pinctrl registration to poscore_initcall
 - Fix up various devm_* managed resources code paths
 - Fix one function group in the Nomadik driver
 - Update MAINTAINERS

* tag 'pinctrl-fixes-for-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  drivers/pinctrl/pinctrl-nomadik.c: drop devm_kfree of devm_kzalloc'd data
  MAINTAINERS: fix a few pinctrl related entries
  pinctrl-sirf: remove devm_kfree at error path
  pinctrl/nomadik: fix hsi function group list
  pinctrl/pinctrl-u300: remove unneeded devm_kfree call
  pinctrl: mxs: register driver at postcore_initcall time
2012-08-08 20:04:40 +03:00
Linus Torvalds
7f46f9c130 IOMMU fixes for Linux v3.6-rc1
These patches fix a couple of issues. First of all a few problems with
 ACS on x86 introduced in the last merge window, where ACS did not work
 on AMD and a NULL pointer dereference when there ran against SR-IOV
 devices.
 The patches fallen out of coccinelle checks fix a possible invalid
 memory reference and a possible memory leak. The other patches mostly
 fix build errors and warnings and a wrong return value.
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Merge tag 'iommu-fixes-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU fixes from Joerg Roedel:
 "These patches fix a couple of issues.  First of all a few problems
  with ACS on x86 introduced in the last merge window, where ACS did not
  work on AMD and a NULL pointer dereference when there ran against
  SR-IOV devices.

  The patches fallen out of coccinelle checks fix a possible invalid
  memory reference and a possible memory leak.  The other patches mostly
  fix build errors and warnings and a wrong return value."

* tag 'iommu-fixes-v3.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/amd: Fix ACS path checking
  iommu/intel: Fix ACS path checking
  iommu/amd: Fix pci_request_acs() call-place
  iommu/exynos: Fix build error
  iommu/tegra: smmu: Fix error initial value at domain_init
  iommu/tegra: smmu: Cleanup with lesser nest
  iommu: Add missing forward declaration in include file
  iommu: Include linux/types.h
  iommu/intel: add missing free_domain_mem
  iommu/tegra: remove invalid reference to list iterator variable
2012-08-08 20:01:45 +03:00
Linus Torvalds
6666cabf5a Sound fixes for 3.6-rc2
Containing only a few really small/trivial fixes.
 The only urgent fix is a regression fix of HDMI codec probing,
 introduced in 3.6-rc1.  The rest are HD-audio specific fixes and
 a copule of minor bug fixes in PCM core and the old emu10k1.
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Merge tag 'sound-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Containing only a few really small/trivial fixes.  The only urgent fix
  is a regression fix of HDMI codec probing, introduced in 3.6-rc1.  The
  rest are HD-audio specific fixes and a copule of minor bug fixes in
  PCM core and the old emu10k1."

* tag 'sound-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Fix double quirk for Quanta FL1 / Lenovo Ideapad
  ALSA: hda - Fix ugly debug prints with CONFIG_SND_VERBOSE_PRINTK=y
  ALSA: hda - remove redundant auto quirks for conexant 506x
  ALSA: hda - remove quirk for Dell Vostro 1015
  ALSA: hda - add dock support for Thinkpad X230
  ALSA: hda - Fix regression of HDMI codec probing
  ALSA: hda - add dock support for Thinkpad T430s
  ALSA: emu10k1: Avoid access to invalid pages when period=1
  ALSA: PCM: Fix possible memory leaks in the error path
2012-08-08 19:59:52 +03:00
Heiko Carstens
e858712185 s390/compat: fix mmap compat system calls
The native 31 bit and the compat behaviour for the mmap system calls differ:

In native 31 bit mode the passed in address for the mmap system call will be
unmodified passed to sys_mmap_pgoff().
In compat mode however the passed in address will be modified with
compat_ptr() which masks out the most significant bit.

The result is that in native 31 bit mode each mmap request (with MAP_FIXED)
will fail where the most significat bit is set, while in compat mode it
may succeed.

This odd behaviour was introduced with d3815898 "[S390] mmap: add missing
compat_ptr conversion to both mmap compat syscalls".

To restore a consistent behaviour accross native and compat mode this
patch functionally reverts the above mentioned commit.

Cc: stable@vger.kernel.org
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:57 -07:00
Heiko Carstens
82aabdb6f1 s390/compat: fix compat wrappers for process_vm system calls
The compat wrappers incorrectly called the non compat versions of
the system process_vm system calls.

Cc: stable@vger.kernel.org
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:57 -07:00
Jiri Kosina
5ab37e1b22 s390: do not clobber personality flags in sys_32_personality()
There are multiple errors in how sys_32_personality() handles personality
flags stored in top three bytes.

- directly comparing current->personality against PER_LINUX32 doesn't work
  in cases when any of the personality flags stored in the top three bytes
  are used.
- directly forcefully setting personality to PER_LINUX32 or PER_LINUX
  discards any flags stored in the top three bytes

Fix the first one by properly using personality() macro to compare only
PER_MASK bytes.
Fix the second one by setting only the bits that should be set, instead of
overwriting the whole value.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:56 -07:00
Heiko Carstens
c63cb468f3 s390/seccomp: add support for system call filtering using BPF
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:56 -07:00
Michael Holzheu
e206d3da58 s390/sclp_sdias: Add missing break and "fall through"
If the last block of the HSA is read, EVSTATE_ALL_STORED is returned
by SCLP. Because of a missing break in the switch statement two trace
entries are written in this case: "all stored" and "part stored".

This patch adds the missing break and also adds a "fall through"
comment to improve the readability.

Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Reported-by: David A Gilbert <DavidAGilbert@uk.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:55 -07:00
Heiko Carstens
d050351381 s390/mm: remove MAX_PHYSADDR_BITS define
It's unused, so remove it.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2012-08-08 07:32:55 -07:00
Daniel Vetter
0d8957c8a9 drm/i915: correctly order the ring init sequence
We may only start to set up the new register values after having
confirmed that the ring is truely off. Otherwise the hw might lose the
newly written register values. This is caught later on in the init
sequence, when we check whether the register writes have stuck.

Cc: stable@vger.kernel.org
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=50522
Tested-by: Yang Guang <guang.a.yang@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-08-08 10:23:35 +02:00
David Henningsson
012e7eb1e5 ALSA: hda - Fix double quirk for Quanta FL1 / Lenovo Ideapad
The same ID is twice in the quirk table, so the second one is not used.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Cc: <stable@vger.kernel.org> [v3.2+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2012-08-08 09:03:13 +02:00
Axel Lin
4df7309af6 leds: lp8788: Fix updating scale configuration bits
We need to do left shift (cfg->num + LP8788_ISINK_SCALE_OFFSET) bits for
updating scale configuration.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Tested-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
2012-08-08 09:49:53 +08:00
Alex Williamson
817fea2df3 vfio: Include vfio.h in installed headers
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2012-08-07 11:48:33 -06:00
Takashi Iwai
709aea6b05 ALSA: hda - Fix ugly debug prints with CONFIG_SND_VERBOSE_PRINTK=y
When CONFIG_SND_VERBOSE_PRINTK=y is set, the debug print in
hda_auto_parser.c looks really ugly like:

  ALSA sound/pci/hda/hda_auto_parser.c:331    mono: mono_out=0x0
  ALSA sound/pci/hda/hda_auto_parser.c:334    dig-out=0x12/0x0
  ALSA sound/pci/hda/hda_auto_parser.c:335    inputs:
  ALSA sound/pci/hda/hda_auto_parser.c:339  Mic=0x11ALSA sound/pci/hda/hda_auto_parser.c:339  Line=0x10
  ALSA sound/pci/hda/hda_auto_parser.c:341
  ALSA sound/pci/hda/hda_auto_parser.c:343    dig-in=0x13

Better to put one item at each line.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2012-08-07 18:10:31 +02:00
Julia Lawall
75c353ecac drivers/pinctrl/pinctrl-nomadik.c: drop devm_kfree of devm_kzalloc'd data
devm_kfree should not have to be explicitly used.

The semantic patch that fixes this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x,d;
@@

x = devm_kzalloc(...)
...
?-devm_kfree(d,x);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-08-07 14:34:12 +02:00
Uwe Kleine-König
8e406fe4ae MAINTAINERS: fix a few pinctrl related entries
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-08-07 14:29:12 +02:00
Devendra Naga
f4b49dee1a pinctrl-sirf: remove devm_kfree at error path
the pointers that are allocated with devm_kzalloc will be automatically freed,
at unload time.

Signed-off-by: Devendra Naga <develkernel412222@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-08-07 14:20:06 +02:00
David Henningsson
bb10b09a8e ALSA: hda - remove redundant auto quirks for conexant 506x
Now that the auto model is the default, these quirks are redundant
and can be removed.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2012-08-07 14:14:16 +02:00
David Henningsson
e9fc83cb2e ALSA: hda - remove quirk for Dell Vostro 1015
This computer is confirmed working with model=auto on kernel 3.2.
Also, parsing fails with hda-emu with the current model.

Cc: stable@kernel.org (3.2+)
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2012-08-07 14:14:09 +02:00
Patrice Chotard
606b64ea66 pinctrl/nomadik: fix hsi function group list
Tidy up a small typo in the HSI function group list.

Signed-off-by: Patrice Chotard <patrice.chotard@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-08-07 13:30:13 +02:00
Paulo Zanoni
da612d880f drm/i915: add more Haswell PCI IDs
Also properly indent the HB IDs.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-08-07 13:17:33 +02:00
Arnd Bergmann
376249cf57 ARM i.MX fixes for 3.6-rc
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Merge tag 'imx-fixes' of git://git.pengutronix.de/git/imx/linux-2.6 into fixes

ARM i.MX fixes for 3.6-rc

* tag 'imx-fixes' of git://git.pengutronix.de/git/imx/linux-2.6:
  i.MX27: Fix emma-prp and csi clocks.
  ARM: clk-imx31: Fix the keypad clock name
  ARM: dts: imx27-3ds.dts: Fix serial console node
2012-08-07 11:22:14 +02:00