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Paul Mundt [Wed, 10 Feb 2010 07:06:42 +0000 (16:06 +0900)]
sh: update sdk7786 defconfig.
This plugs in USB and PCI and other bits for SDK7786.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt [Wed, 10 Feb 2010 07:00:58 +0000 (16:00 +0900)]
sh: Fix up multi-resource mapping for SH7786 PCIe.
This reworks some of the SH7786 PCIe initialization code to dynamically
setup and size the various resource windows, as opposed to the original
code that simply wired in a couple of them statically.
At the same time, we tidy up the initialization code a bit, kill off some
read-only register twiddling that was gleaned from the bus analyzer, and
also propagate the physical slot/channel mapping.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 08:22:30 +0000 (08:22 +0000)]
sh: break out enable/reparent div4 clocks on sh7723
Break out sh7723 div4 clocks for SIU and IRDA as
reparent / enable clocks. Similar to the SIU clock
patch for sh7722 by Guennadi.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 07:17:20 +0000 (07:17 +0000)]
sh: fix INTC to use set_irq_chained_handler() for redirects
This patch updates the shared INTC code to use
set_irq_chained_handler() for intc_redirect_irq().
With this in place request_irq() on a merged irq
which has been redirected will now return -EINVAL
instead of 0 together with a crash. This thanks to
the protection of the IRQ_NOREQUEST flag set for
chained interrupt handlers.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 06:50:04 +0000 (06:50 +0000)]
sh: sh7724/Ecovec24/KFR2R09/MS7724SE SDHI vector merge
Merge the SDHI vectors in the sh7724 INTC table
and update the SDHI platform data for Ecovec24,
KFR2R09 and MS7724SE.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 06:49:56 +0000 (06:49 +0000)]
sh: sh7723/AP325 SDHI vector merge
Merge the SDHI vectors in the sh7723 INTC table
and update the SDHI platform data for AP325.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 06:49:48 +0000 (06:49 +0000)]
sh: sh7722/Migo-R SDHI vector merge
Merge the SDHI vectors in the sh7722 INTC table
and update the SDHI platform data for Migo-R.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt [Tue, 9 Feb 2010 09:24:14 +0000 (18:24 +0900)]
Merge branch 'sh/intc-extension'
Magnus Damm [Tue, 9 Feb 2010 04:29:22 +0000 (04:29 +0000)]
sh: extend INTC with force_enable
Extend the shared INTC code with force_enable support to
allow keeping mask bits statically enabled. Needed by
upcoming INTC SDHI patches that mux together a bunch of
vectors to a single linux interrupt which is masked by
a priority register, but needs individual mask bits
constantly enabled.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Magnus Damm [Tue, 9 Feb 2010 04:24:46 +0000 (04:24 +0000)]
sh: extend INTC with struct intc_hw_desc
This patch updates the INTC code by moving all vectors,
groups and registers from struct intc_desc to struct
intc_hw_desc.
The idea is that INTC tables should go from using the
macro(s) DECLARE_INTC_DESC..() only to using struct
intc_desc with name and hw initialized using the macro
INTC_HW_DESC(). This move makes it easy to initialize
an extended struct intc_desc in the future.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt [Mon, 8 Feb 2010 07:36:56 +0000 (16:36 +0900)]
sh: Fix up SH7786 PCI resource definitions.
This adds in some of the missing memory resources for channels 1/2 and
gets the code building again for the recent changes.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt [Mon, 8 Feb 2010 02:48:10 +0000 (11:48 +0900)]
Merge branches 'sh/dwarf-unwinder', 'sh/g3-prep' and 'sh/stable-updates'
Magnus Damm [Mon, 8 Feb 2010 02:47:44 +0000 (11:47 +0900)]
serial: sh-sci: remove SCIF code in sci_rxd_in()
Since sci_rxd_in() is used by SCI only, clean up
the header file by killing off code dealing with
SCIF ports and their register definitions.
Also introduce a default sci_rxd_in() function
which can be shared by all SCIF-only processors.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt [Mon, 8 Feb 2010 02:34:03 +0000 (11:34 +0900)]
Merge branch 'sh/dmaengine'
Conflicts:
arch/sh/drivers/dma/dma-sh.c
Matt Fleming [Sun, 7 Feb 2010 12:40:36 +0000 (12:40 +0000)]
sh: Optimise FDE/CIE lookup by using red-black trees
Now that the DWARF unwinder is being used to provide perf callstacks
unwinding speed is an issue. It is no longer being used in exceptional
circumstances where we don't care about runtime performance, e.g. when
panicing, so it makes sense improve performance is possible.
With this patch I saw a 42% improvement in unwind time when calling
return_address(1). Greater improvements will be seen as the number of
levels unwound increases as each unwind is now cheaper.
Note that insertion time has doubled but that's just the price we pay
for keeping the trees balanced. However, this is a one-time cost for
kernel boot/module load and so the improvements in lookup time dominate
the extra time we spend keeping the trees balanced.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Matt Fleming [Sat, 30 Jan 2010 17:37:25 +0000 (17:37 +0000)]
sh: Remove superfluous setup_frame_reg call
There's no need to setup the frame pointer again in
call_handle_tlbmiss. The frame pointer will already have been setup in
handle_interrupt.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Matt Fleming [Sat, 30 Jan 2010 17:36:20 +0000 (17:36 +0000)]
sh: Don't continue unwinding across interrupts
Unfortunately, due to poor DWARF info in current toolchains, unwinding
through interrutps cannot be done reliably. The problem is that the
DWARF info for function epilogues is wrong.
Take this standard epilogue sequence,
80003cc4: e3 6f mov r14,r15
80003cc6: 26 4f lds.l @r15+,pr
80003cc8: f6 6e mov.l @r15+,r14
<---- interrupt here
80003cca: f6 6b mov.l @r15+,r11
80003ccc: f6 6a mov.l @r15+,r10
80003cce: f6 69 mov.l @r15+,r9
80003cd0: 0b 00 rts
If we take an interrupt at the highlighted point, the DWARF info will
bogusly claim that the return address can be found at some offset from
the frame pointer, even though the frame pointer was just restored. The
worst part is if the unwinder finds a text address at the bogus stack
address - unwinding will continue, for a bit, until it finally comes
across an unexpected address on the stack and blows up.
The only solution is to stop unwinding once we've calculated the
function that was executing when the interrupt occurred. This PC can be
easily calculated from pt_regs->pc.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Matt Fleming [Wed, 27 Jan 2010 20:44:59 +0000 (20:44 +0000)]
sh: Setup frame pointer in handle_exception path
In order to allow the DWARF unwinder to unwind through exceptions we
need to setup the frame pointer register (r14).
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Matt Fleming [Wed, 27 Jan 2010 20:05:20 +0000 (20:05 +0000)]
sh: Correct the offset of the return address in ret_from_exception
The address that ret_from_exception and ret_from_irq will return to is
found in the stack slot for SPC, not PR. This error was causing the
DWARF unwinder to pick up the wrong return address on the stack and then
unwind using the unwind tables for the wrong function.
While I'm here I might as well add CFI annotations for the other
registers since they could be useful when unwinding.
Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Guennadi Liakhovetski [Wed, 3 Feb 2010 14:46:41 +0000 (14:46 +0000)]
sh: implement DMA_SLAVE capability in SH dmaengine driver
Tested to work with a SIU ASoC driver on sh7722 (migor).
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Guennadi Liakhovetski [Wed, 3 Feb 2010 14:44:12 +0000 (14:44 +0000)]
sh: fix Transfer Size calculation in both DMA drivers
Both the original arch/sh/drivers/dma/dma-sh.c and the new SH dmaengine drivers
do not take into account bits 3:2 of the Transfer Size field in the CHCR
register, besides, bit-field defines set bit 2, but the mask only passes bits
1:0 through. TS_16BLK and TS_32BLK macros are bogus too. This patch fixes all
these issues for sh7722 and sh7724, other CPUs stay unchanged and might need to
be fixed too.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Guennadi Liakhovetski [Tue, 19 Jan 2010 07:24:55 +0000 (07:24 +0000)]
sh: prepare the DMA driver for slave functionality
Slave DMA functionality uses scatter-gather arrays for data transfers,
whereas memcpy just uses a single data buffer. This patch converts the
current memcpy implementation in shdma.c to use scatter-gather, making it
just a special case with one SG-element. This allows us to isolate
descriptor list manipulations and locking into one function, thus reducing
error chances.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Linus Torvalds [Sun, 7 Feb 2010 19:18:28 +0000 (11:18 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
Take ima_file_free() to proper place.
ima: rename PATH_CHECK to FILE_CHECK
ima: rename ima_path_check to ima_file_check
ima: initialize ima before inodes can be allocated
fix ima breakage
Take ima_path_check() in nfsd past dentry_open() in nfsd_open()
freeze_bdev: don't deactivate successfully frozen MS_RDONLY sb
befs: fix leak
Linus Torvalds [Sun, 7 Feb 2010 18:11:23 +0000 (10:11 -0800)]
Fix race in tty_fasync() properly
This reverts commit
703625118069 ("tty: fix race in tty_fasync") and
commit
b04da8bfdfbb ("fnctl: f_modown should call write_lock_irqsave/
restore") that tried to fix up some of the fallout but was incomplete.
It turns out that we really cannot hold 'tty->ctrl_lock' over calling
__f_setown, because not only did that cause problems with interrupt
disables (which the second commit fixed), it also causes a potential
ABBA deadlock due to lock ordering.
Thanks to Tetsuo Handa for following up on the issue, and running
lockdep to show the problem. It goes roughly like this:
- f_getown gets filp->f_owner.lock for reading without interrupts
disabled, so an interrupt that happens while that lock is held can
cause a lockdep chain from f_owner.lock -> sighand->siglock.
- at the same time, the tty->ctrl_lock -> f_owner.lock chain that
commit
703625118069 introduced, together with the pre-existing
sighand->siglock -> tty->ctrl_lock chain means that we have a lock
dependency the other way too.
So instead of extending tty->ctrl_lock over the whole __f_setown() call,
we now just take a reference to the 'pid' structure while holding the
lock, and then release it after having done the __f_setown. That still
guarantees that 'struct pid' won't go away from under us, which is all
we really ever needed.
Reported-and-tested-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Américo Wang <xiyou.wangcong@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Al Viro [Sun, 7 Feb 2010 08:07:29 +0000 (03:07 -0500)]
Take ima_file_free() to proper place.
Hooks: Just Say No.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Mimi Zohar [Tue, 26 Jan 2010 22:02:41 +0000 (17:02 -0500)]
ima: rename PATH_CHECK to FILE_CHECK
With the movement of the ima hooks functions were renamed from *path* to
*file* since they always deal with struct file. This patch renames some of
the ima internal flags to make them consistent with the rest of the code.
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Mimi Zohar [Tue, 26 Jan 2010 22:02:40 +0000 (17:02 -0500)]
ima: rename ima_path_check to ima_file_check
ima_path_check actually deals with files! call it ima_file_check instead.
Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Eric Paris [Wed, 9 Dec 2009 20:29:01 +0000 (15:29 -0500)]
ima: initialize ima before inodes can be allocated
ima wants to create an inode information struct (iint) when inodes are
allocated. This means that at least the part of ima which does this
allocation (the allocation is filled with information later) should
before any inodes are created. To accomplish this we split the ima
initialization routine placing the kmem cache allocator inside a
security_initcall() function. Since this makes use of radix trees we also
need to make sure that is initialized before security_initcall().
Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Mimi Zohar [Wed, 20 Jan 2010 20:35:41 +0000 (15:35 -0500)]
fix ima breakage
The "Untangling ima mess, part 2 with counters" patch messed
up the counters. Based on conversations with Al Viro, this patch
streamlines ima_path_check() by removing the counter maintaince.
The counters are now updated independently, from measuring the file,
in __dentry_open() and alloc_file() by calling ima_counts_get().
ima_path_check() is called from nfsd and do_filp_open().
It also did not measure all files that should have been measured.
Reason: ima_path_check() got bogus value passed as mask.
[AV: mea culpa]
[AV: add missing nfsd bits]
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 26 Jan 2010 10:43:08 +0000 (05:43 -0500)]
Take ima_path_check() in nfsd past dentry_open() in nfsd_open()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Jun'ichi Nomura [Fri, 29 Jan 2010 00:56:22 +0000 (09:56 +0900)]
freeze_bdev: don't deactivate successfully frozen MS_RDONLY sb
Thanks Thomas and Christoph for testing and review.
I removed 'smp_wmb()' before up_write from the previous patch,
since up_write() should have necessary ordering constraints.
(I.e. the change of s_frozen is visible to others after up_write)
I'm quite sure the change is harmless but if you are uncomfortable
with Tested-by/Reviewed-by on the modified patch, please remove them.
If MS_RDONLY, freeze_bdev should just up_write(s_umount) instead of
deactivate_locked_super().
Also, keep sb->s_frozen consistent so that remount can check the frozen state.
Otherwise a crash reported here can happen:
http://lkml.org/lkml/2010/1/16/37
http://lkml.org/lkml/2010/1/28/53
This patch should be applied for 2.6.32 stable series, too.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: Thomas Backlund <tmb@mandriva.org>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: stable@kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 29 Jan 2010 03:11:38 +0000 (22:11 -0500)]
befs: fix leak
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Linus Torvalds [Sat, 6 Feb 2010 22:17:12 +0000 (14:17 -0800)]
Linux 2.6.33-rc7
Linus Torvalds [Sat, 6 Feb 2010 21:02:31 +0000 (13:02 -0800)]
Merge branch 'hwmon-for-linus' of git://git./linux/kernel/git/jdelvare/staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
hwmon: (w83781d) Request I/O ports individually for probing
hwmon: (lm78) Request I/O ports individually for probing
hwmon: (adt7462) Wrong ADT7462_VOLT_COUNT
Linus Torvalds [Sat, 6 Feb 2010 21:01:39 +0000 (13:01 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/anholt/drm-intel
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel:
drm/i915: Fix leak of relocs along do_execbuffer error path
drm/i915: slow acpi_lid_open() causes flickering - V2
drm/i915: Disable SR when more than one pipe is enabled
drm/i915: page flip support for Ironlake
drm/i915: Fix the incorrect DMI string for Samsung SX20S laptop
drm/i915: Add support for SDVO composite TV
drm/i915: don't trigger ironlake vblank interrupt at irq install
drm/i915: handle non-flip pending case when unpinning the scanout buffer
drm/i915: Fix the device info of Pineview
drm/i915: enable vblank interrupt on ironlake
drm/i915: Prevent use of uninitialized pointers along error path.
drm/i915: disable hotplug detect before Ironlake CRT detect
Linus Torvalds [Sat, 6 Feb 2010 00:16:50 +0000 (16:16 -0800)]
Fix potential crash with sys_move_pages
We incorrectly depended on the 'node_state/node_isset()' functions
testing the node range, rather than checking it explicitly. That's not
reliable, even if it might often happen to work. So do the proper
explicit test.
Reported-by: Marcus Meissner <meissner@suse.de>
Acked-and-tested-by: Brice Goglin <Brice.Goglin@inria.fr>
Acked-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Fri, 5 Feb 2010 19:11:34 +0000 (11:11 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
ASoC: pandora: Add APLL supply to fix audio output
ALSA: ice1724 - aureon - fix wm8770 volume offset
ALSA: cosmetic: make hda intel interrupt name consistent with others
ALSA: hda - Delay switching to polling mode if an interrupt was missing
ALSA: ctxfi - fix PTP address initialization
Jean Delvare [Fri, 5 Feb 2010 18:58:36 +0000 (19:58 +0100)]
hwmon: (w83781d) Request I/O ports individually for probing
Different motherboards have different PNP declarations for
W83781D/W83782D chips. Some declare the whole range of I/O ports (8
ports), some declare only the useful ports (2 ports at offset 5) and
some declare fancy ranges, for example 4 ports at offset 4. To
properly handle all cases, request all ports individually for probing.
After we have determined that we really have a W83781D or W83782D
chip, the useful port range will be requested again, as a single
block.
I did not see a board which needs this yet, but I know of one for lm78
driver and I'd like to keep the logic of these two drivers in sync.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Jean Delvare [Fri, 5 Feb 2010 18:58:36 +0000 (19:58 +0100)]
hwmon: (lm78) Request I/O ports individually for probing
Different motherboards have different PNP declarations for LM78/LM79
chips. Some declare the whole range of I/O ports (8 ports), some
declare only the useful ports (2 ports at offset 5) and some declare
fancy ranges, for example 4 ports at offset 4. To properly handle all
cases, request all ports individually for probing. After we have
determined that we really have an LM78 or LM79 chip, the useful port
range will be requested again, as a single block.
This fixes the driver on the Olivetti M3000 DT 540, at least.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Ray Copeland [Fri, 5 Feb 2010 18:58:35 +0000 (19:58 +0100)]
hwmon: (adt7462) Wrong ADT7462_VOLT_COUNT
The #define ADT7462_VOLT_COUNT is wrong, it should be 13 not 12. All the
for loops that use this as a limit count are of the typical form, "for
(n = 0; n < ADT7462_VOLT_COUNT; n++)", so to loop through all voltages
w/o missing the last one it is necessary for the count to be one greater
than it is. (Specifically, you will miss the +1.5V 3GPIO input with count
= 12 vs. 13.)
Signed-off-by: Ray Copeland <ray.copeland@aprius.com>
Acked-by: "Darrick J. Wong" <djwong@us.ibm.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: stable@kernel.org
Takashi Iwai [Fri, 5 Feb 2010 18:57:23 +0000 (19:57 +0100)]
Merge remote branch 'alsa/fixes' into for-linus
Takashi Iwai [Fri, 5 Feb 2010 18:57:16 +0000 (19:57 +0100)]
Merge branch 'fix/asoc' into for-linus
Takashi Iwai [Fri, 5 Feb 2010 18:56:55 +0000 (19:56 +0100)]
Merge branch 'fix/hda' into for-linus
Linus Torvalds [Fri, 5 Feb 2010 15:58:21 +0000 (07:58 -0800)]
Merge branch 'upstream-linus' of git://git./linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
[libata] Call flush_dcache_page after PIO data transfers in libata-sff.c
ahci: add Acer G725 to broken suspend list
libata: fix ata_id_logical_per_physical_sectors
libata-scsi passthru: fix bug which truncated LBA48 return values
Andres Salomon [Fri, 5 Feb 2010 06:42:43 +0000 (01:42 -0500)]
CS5536: apply pci quirk for BIOS SMBUS bug
The new cs5535-* drivers use PCI header config info rather than MSRs to
determine the memory region to use for things like GPIOs and MFGPTs. As
anticipated, we've run into a buggy BIOS:
[ 0.081818] pci 0000:00:14.0: reg 10: [io 0x6000-0x7fff]
[ 0.081906] pci 0000:00:14.0: reg 14: [io 0x6100-0x61ff]
[ 0.082015] pci 0000:00:14.0: reg 18: [io 0x6200-0x63ff]
[ 0.082917] pci 0000:00:14.2: reg 20: [io 0xe000-0xe00f]
[ 0.083551] pci 0000:00:15.0: reg 10: [mem 0xa0010000-0xa0010fff]
[ 0.084436] pci 0000:00:15.1: reg 10: [mem 0xa0011000-0xa0011fff]
[ 0.088816] PCI: pci_cache_line_size set to 32 bytes
[ 0.088938] pci 0000:00:14.0: address space collision: [io 0x6100-0x61ff] already in use
[ 0.089052] pci 0000:00:14.0: can't reserve [io 0x6100-0x61ff]
This is a Soekris board, and its BIOS sets the size of the PCI ISA bridge
device's BAR0 to 8k. In reality, it should be 8 bytes (BAR0 is used for
SMBus stuff). This quirk checks for an incorrect size, and resets it
accordingly.
Signed-off-by: Andres Salomon <dilinger@collabora.co.uk>
Tested-by: Leigh Porter <leigh@leighporter.org>
Tested-by: Jens Rottmann <JRottmann@LiPPERTEmbedded.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Stephen Rothwell [Fri, 5 Feb 2010 05:09:11 +0000 (16:09 +1100)]
percpu: add __percpu for sparse
This is to make the annotation of percpu variables during the next merge
window less painfull.
Extracted from a patch by Rusty Russell.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Fri, 5 Feb 2010 15:24:01 +0000 (07:24 -0800)]
Merge branch 'drm-linus' of git://git./linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm/radeon/kms: fix r300 vram width calculations
drm/radeon/kms: rs400/480 MC setup is different than r300.
drm/radeon/kms: make initial state of load detect property correct.
drm/radeon/kms: disable HDMI audio for now on rv710/rv730
drm/radeon/kms: don't call suspend path before cleaning up GPU
drivers/gpu/drm/radeon/radeon_combios.c: fix warning
ati_pcigart: fix printk format warning
drm/r100/kms: Emit cache flush to the end of command buffer. (v2)
drm/radeon/kms: fix regression rendering issue on R6XX/R7XX
drm/radeon/kms: move blit initialization after we disabled VGA
Linus Torvalds [Fri, 5 Feb 2010 15:23:03 +0000 (07:23 -0800)]
Merge git://git./linux/kernel/git/mason/btrfs-unstable
* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable:
Btrfs: apply updated fallocate i_size fix
Btrfs: do not try and lookup the file extent when finishing ordered io
Btrfs: Fix oopsen when dropping empty tree.
Btrfs: remove BUG_ON() due to mounting bad filesystem
Btrfs: make error return negative in btrfs_sync_file()
Btrfs: fix race between allocate and release extent buffer.
Grazvydas Ignotas [Thu, 4 Feb 2010 22:55:33 +0000 (00:55 +0200)]
ASoC: pandora: Add APLL supply to fix audio output
Pandora's external DAC is using 256*Fs output from the TWL4030
codec, and TWL4030 needs to have APLL enabled for it's 256*Fs
output to function.
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Jaroslav Kysela [Fri, 5 Feb 2010 09:19:41 +0000 (10:19 +0100)]
ALSA: ice1724 - aureon - fix wm8770 volume offset
The volume register is from 0..0x7f and 0..0x1a range is mute.
Also, fix mute combining in wm_vol_put(). The wrong behaviour was
noticed by Peter Christensen.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Paul Mundt [Fri, 5 Feb 2010 08:45:14 +0000 (17:45 +0900)]
sh: Fix up hp6xx build.
With the sparseirq conversion there was a stray irq_desc reference left
over, this tidies it up and brings the demuxer in line with what the
solution engine boards are doing.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Maxim Levitsky [Thu, 4 Feb 2010 20:26:37 +0000 (22:26 +0200)]
ALSA: cosmetic: make hda intel interrupt name consistent with others
This renames the interrupt name in /proc/interrupt.
HDA Intel -> hda_intel
This also eliminates space from the name, probably helping some
parsers.
Don't think anybody depends on this name in userspace
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Maxim Levitsky [Thu, 4 Feb 2010 20:21:47 +0000 (22:21 +0200)]
ALSA: hda - Delay switching to polling mode if an interrupt was missing
My sound codec seems sometimes (very rarely) to omit interrupts (ALC268)
However, interrupt mode still works.
Thus if we get timeout, poll the codec once.
If we get 3 such polls in a row, then switch to polling mode.
This patch is maybe an bandaid, but this might be a workaround for hardware bug.
Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Paul Mundt [Fri, 5 Feb 2010 07:11:25 +0000 (16:11 +0900)]
sh: Fix an off-by-1 in SH7780 PCIC memory resource mapping.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Dave Airlie [Fri, 5 Feb 2010 03:57:03 +0000 (13:57 +1000)]
drm/radeon/kms: fix r300 vram width calculations
This was incorrect according to the docs and the UMS driver does
it like this.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Fri, 5 Feb 2010 03:41:54 +0000 (13:41 +1000)]
drm/radeon/kms: rs400/480 MC setup is different than r300.
Boot testing on my rs480 laptop found the MC idle never happened
on startup, a quick check with AMD found the idle bit is in a different
place on the rs4xx than r300.
Implement a new rs400 mc idle function to fix this.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Paul Mundt [Fri, 5 Feb 2010 03:16:39 +0000 (12:16 +0900)]
Merge branch 'sh/stable-updates'
Paul Mundt [Thu, 4 Feb 2010 06:58:28 +0000 (06:58 +0000)]
usb: r8a66597-hcd: Fix up spinlock recursion in root hub polling.
The current root hub polling code exhibits a spinlock recursion on the
private controller lock. r8a66597_root_hub_control() is called from
r8a66597_timer() which grabs the lock and disables IRQs. The following
chain emerges:
r8a66597_timer() <-- lock taken
r8a66597_root_hub_control()
r8a66597_check_syssts()
usb_hcd_poll_rh_status() <-- acquires the same lock
/* insert death here */
The entire chain requires IRQs to be disabled, so we just unlock and
relock around the call to usb_hcd_poll_rh_status() while leaving the
IRQ state unchanged.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Paul Mundt [Thu, 4 Feb 2010 06:57:58 +0000 (06:57 +0000)]
usb: r8a66597-hcd: Flush the D-cache for the pipe-in transfer buffers.
This implements the same D-cache flushing logic for r8a66597-hcd as
Catalin's isp1760 (http://patchwork.kernel.org/patch/76391/) change,
with the same note applying here as well:
When the HDC driver writes the data to the transfer buffers it
pollutes the D-cache (unlike DMA drivers where the device writes
the data). If the corresponding pages get mapped into user space,
there are no additional cache flushing operations performed and
this causes random user space faults on architectures with
separate I and D caches (Harvard) or those with aliasing D-cache.
This fixes up crashes during USB boot on SH7724 and others:
http://marc.info/?l=linux-sh&m=
126439837308912&w=2
Reported-by: Goda Yusuke <goda.yusuke@renesas.com>
Tested-by: Goda Yusuke <goda.yusuke@renesas.com>
Cc: stable@kernel.org
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Dave Airlie [Wed, 27 Jan 2010 06:07:15 +0000 (16:07 +1000)]
drm/radeon/kms: make initial state of load detect property correct.
this was incorrect on my rs480.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Fri, 5 Feb 2010 01:57:42 +0000 (11:57 +1000)]
drm/radeon/kms: disable HDMI audio for now on rv710/rv730
Support isn't correct yet and we are getting green tinges on the
displays.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Tue, 2 Feb 2010 10:51:45 +0000 (11:51 +0100)]
drm/radeon/kms: don't call suspend path before cleaning up GPU
In suspend path we unmap the GART table while in cleaning up
path we will unbind buffer and thus try to write to unmapped
GART leading to oops. In order to avoid this we don't call the
suspend path in cleanup path. Cleanup path is clever enough
to desactive GPU like the suspend path is doing, thus this was
redondant.
Tested on: RV370, R420, RV515, RV570, RV610, RV770 (all PCIE)
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Andrew Morton [Tue, 2 Feb 2010 22:40:29 +0000 (14:40 -0800)]
drivers/gpu/drm/radeon/radeon_combios.c: fix warning
drivers/gpu/drm/radeon/radeon_combios.c: In function 'radeon_combios_get_lvds_info':
drivers/gpu/drm/radeon/radeon_combios.c:893: warning: comparison is always false due to limited range of data type
Cc: Dave Airlie <airlied@linux.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Randy Dunlap [Tue, 2 Feb 2010 22:40:33 +0000 (14:40 -0800)]
ati_pcigart: fix printk format warning
Fix ati_pcigart printk format warning:
drivers/gpu/drm/ati_pcigart.c:115: warning: format '%Lx' expects type 'long long unsigned int', but argument 3 has type 'dma_addr_t'
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Dave Airlie <airlied@linux.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Pauli Nieminen [Thu, 4 Feb 2010 17:20:53 +0000 (19:20 +0200)]
drm/r100/kms: Emit cache flush to the end of command buffer. (v2)
Cache flush is required in case CPU is accessing rendered data.
This fixes glean/readPixSanity test case and random rendering
errors in sauerbraten and warzone2100.
v2 Fix comment ordering in r100_fence_ring_emit and remove extra
defines added in first version.
Signed-off-by: Pauli Nieminen <suokkos@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Thu, 4 Feb 2010 19:36:39 +0000 (20:36 +0100)]
drm/radeon/kms: fix regression rendering issue on R6XX/R7XX
It seems that some R6XX/R7XX silently ignore HDP flush when
programmed through ring, this patch addback an ioctl callback
to allow R6XX/R7XX hw to perform such flush through MMIO in
order to fix a regression. For more details see:
http://bugzilla.kernel.org/show_bug.cgi?id=15186
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Thu, 4 Feb 2010 16:27:27 +0000 (17:27 +0100)]
drm/radeon/kms: move blit initialization after we disabled VGA
VGA might be overwritting VRAM and corrupt our blit shader leading
to corruption, it likely won't happen if you load fbcon right after
radeon. Thanks to Shawn Starr and Andre Maasikas for tracking down
this issue.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Linus Torvalds [Fri, 5 Feb 2010 00:09:01 +0000 (16:09 -0800)]
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm:
ARM: Fix wrong register in proc-arm6_7.S data abort handler
ARM: 5909/1: ARM: Correct the FPSCR bits setting when raising exceptions
ARM: 5904/1: ARM: Always generate the IT instruction when compiling for Thumb-2
ARM: 5907/1: ARM: Fix the reset on the RealView PBX Development board
mx35: add a missing comma in a pad definition
mx25: make the FEC AHB clk secondary of the IPG
mx25: fix time accounting
mx25: properly initialize clocks
mx25: remove unused mx25_clocks_init() argument
i.MX25: implement secondary clocks for uarts and fec
i.MX25: Allow secondary clocks in DEFINE_CLOCK
ARM: MX3: Fixed typo in declared enum type name.
MXC: Add AUDMUXv2 register decode to debugfs
mx31ads: Provide an IRQ range to the WM835x on the 1133-EV1 module
mx31ads: Provide a name for EXPIO interrupt chip
mx31ads: Allow enable/disable of switchable supplies
Linus Torvalds [Fri, 5 Feb 2010 00:08:42 +0000 (16:08 -0800)]
Merge branch 'omap-fixes-for-linus' of git://git./linux/kernel/git/tmlind/linux-omap-2.6
* 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6:
omap: Disable serial port autoidle by default
omap: Fix access to already released memory in clk_debugfs_register_one()
omap: Fix arch/arm/mach-omap2/mux.c: Off by one error
omap: Fix 3630 mux errors
OMAP2/3: GPMC: ensure valid clock pointer
OMAP2/3: IRQ: ensure valid base address
ARCH OMAP : enable ARCH_HAS_HOLES_MEMORYMODEL for OMAP
omap: Remove old unused defines for OMAP_32KSYNCT_BASE
omap: define _toggle_gpio_edge_triggering only for OMAP1
Linus Torvalds [Fri, 5 Feb 2010 00:08:15 +0000 (16:08 -0800)]
Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6
* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6:
NFS: Don't clobber the attribute type in nfs_update_inode()
NFS: Fix a umount race
NFS: Fix an Oops when truncating a file
NFS: Ensure that we handle NFS4ERR_STALE_STATEID correctly
NFSv4.1: Don't call nfs4_schedule_state_recovery() unnecessarily
NFSv4: Don't allow posix locking against servers that don't support it
NFSv4: Ensure that the NFSv4 locking can recover from stateid errors
NFS: Avoid warnings when CONFIG_NFS_V4=n
NFS: Make nfs_commitdata_release static
NFS: Try to commit unstable writes in nfs_release_page()
NFS: Fix a reference leak in nfs_wb_cancel_page()
Linus Torvalds [Fri, 5 Feb 2010 00:07:41 +0000 (16:07 -0800)]
Merge branch 'core-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip
* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
futex: Handle futex value corruption gracefully
futex: Handle user space corruption gracefully
futex_lock_pi() key refcnt fix
softlockup: Add sched_clock_tick() to avoid kernel warning on kgdb resume
Linus Torvalds [Fri, 5 Feb 2010 00:06:48 +0000 (16:06 -0800)]
Merge git://git./linux/kernel/git/steve/gfs2-2.6-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes:
GFS2: Extend umount wait coverage to full glock lifetime
GFS2: Wait for unlock completion on umount
Tejun Heo [Thu, 4 Feb 2010 08:57:37 +0000 (17:57 +0900)]
idr: revert misallocation bug fix
Commit
859ddf09743a8cc680af33f7259ccd0fd36bfe9d tried to fix
misallocation bug but broke full bit marking by not clearing
pa[idp->layers] and also is causing X failures due to lookup failure
in drm code. The cause of the latter hasn't been found yet. Revert
the fix for now.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jaroslav Kysela [Tue, 2 Feb 2010 18:58:25 +0000 (19:58 +0100)]
ALSA: ctxfi - fix PTP address initialization
After hours of debugging, I finally found the reason why some source
and runtime combination does not work. The PTP (page table pages)
address must be aligned. I am not sure how much, but alignment to
PAGE_SIZE is sufficient. Also, use ALSA's page allocation routines
to ensure proper virtual -> physical address translation.
Cc: <stable@kernel.org>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Chris Wilson [Sun, 31 Jan 2010 10:40:48 +0000 (10:40 +0000)]
drm/i915: Fix leak of relocs along do_execbuffer error path
Following a gpu hang, we would leak the relocation buffer. So simply
earrange the error path to always free the relocation buffer.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Thomas Meyer [Tue, 2 Feb 2010 19:09:04 +0000 (20:09 +0100)]
drm/i915: slow acpi_lid_open() causes flickering - V2
acpi_lid_open() could take up to 10ms on my computer. Some component is
calling the drm GETCONNECTOR ioctl many times in a row. This results in
flickering (for example, when starting a video). Fix it by assuming an
always connected lid status.
Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Eric Anholt <eric@anholt.net>
David John [Wed, 27 Jan 2010 09:49:08 +0000 (15:19 +0530)]
drm/i915: Disable SR when more than one pipe is enabled
Self Refresh should be disabled on dual plane configs. Otherwise, as
the SR watermark is not calculated for such configs, switching to non
VGA mode causes FIFO underrun and display flicker.
This fixes Korg Bug #14897.
Signed-off-by: David John <davidjon@xenontk.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: stable@kernel.org
Signed-off-by: Eric Anholt <eric@anholt.net>
Aneesh Kumar K.V [Thu, 4 Feb 2010 16:33:03 +0000 (11:33 -0500)]
Btrfs: apply updated fallocate i_size fix
This version of the i_size fix for fallocate makes sure we only update
the i_size when the current fallocate is really operating outside of
i_size.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Josef Bacik [Tue, 2 Feb 2010 20:50:10 +0000 (20:50 +0000)]
Btrfs: do not try and lookup the file extent when finishing ordered io
When running the following fio job
[torrent]
filename=torrent-test
rw=randwrite
size=4g
filesize=4g
bs=4k
ioengine=sync
you would see long stalls where no work was being done. That is because we were
doing all this extra work to read in the file extent outside of the transaction,
however in the random io case this ends up hurting us because the file extents
are not there to begin with. So axe this logic, since we end up reading in the
file extent when we go to update it anyway. This took the fio job from 11 mb/s
with several ~10 second stalls to 24 mb/s to a couple of 1-2 second stalls.
Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Yan, Zheng [Mon, 1 Feb 2010 02:41:17 +0000 (02:41 +0000)]
Btrfs: Fix oopsen when dropping empty tree.
When dropping a empty tree, walk_down_tree() skips checking
extent information for the tree root. This will triggers a
BUG_ON in walk_up_proc().
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Miao Xie [Tue, 2 Feb 2010 08:46:44 +0000 (08:46 +0000)]
Btrfs: remove BUG_ON() due to mounting bad filesystem
Mounting a bad filesystem caused a BUG_ON(). The following is steps to
reproduce it.
# mkfs.btrfs /dev/sda2
# mount /dev/sda2 /mnt
# mkfs.btrfs /dev/sda1 /dev/sda2
(the program says that /dev/sda2 was mounted, and then exits. )
# umount /mnt
# mount /dev/sda1 /mnt
At the third step, mkfs.btrfs exited in the way of make filesystem. So the
initialization of the filesystem didn't finish. So the filesystem was bad, and
it caused BUG_ON() when mounting it. But BUG_ON() should be called by the wrong
code, not user's operation, so I think it is a bug of btrfs.
This patch fixes it.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Roel Kluin [Fri, 29 Jan 2010 10:42:11 +0000 (10:42 +0000)]
Btrfs: make error return negative in btrfs_sync_file()
It appears the error return should be negative
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Yan, Zheng [Thu, 4 Feb 2010 08:46:56 +0000 (08:46 +0000)]
Btrfs: fix race between allocate and release extent buffer.
Increase extent buffer's reference count while holding the lock.
Otherwise it can race with try_release_extent_buffer.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Catalin Marinas [Thu, 4 Feb 2010 06:04:50 +0000 (01:04 -0500)]
[libata] Call flush_dcache_page after PIO data transfers in libata-sff.c
flush_dcache_page() must be called after (!ATA_TFLAG_WRITE) the
data copying to avoid D-cache aliasing with user space or I-D cache
coherency issues (when reading data from an ATA device using PIO,
the kernel dirties the D-cache but there is no flush_dcache_page()
required on Harvard architectures).
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Tejun Heo [Thu, 28 Jan 2010 07:04:15 +0000 (16:04 +0900)]
ahci: add Acer G725 to broken suspend list
Acer G725 shares the same suspend problem with the HP laptops which
lose ATA devices on resume. New firmware which fixes the problem is
already available. Add G725 with old firmwares to the broken suspend
list.
This problem has been reported in bko#15104.
http://bugzilla.kernel.org/show_bug.cgi?id=15104
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Jani-Matti Hätinen <jani-matti.hatinen@iki.fi>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Christoph Hellwig [Thu, 28 Jan 2010 12:30:11 +0000 (13:30 +0100)]
libata: fix ata_id_logical_per_physical_sectors
The value we get from the low byte of the ATA_ID_SECTOR_SIZE word is not not
a plain multiple, but the log of it, so fix the helper to give the correct
answer. Without this we'll get an incorrect minimal I/O size in the block
limits VPD page for 4k sector drives.
Also change the return value of ata_id_logical_per_physical_sectors to u16
for the unlikely case of very large logical sectors.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Douglas Gilbert [Mon, 1 Feb 2010 18:11:38 +0000 (13:11 -0500)]
libata-scsi passthru: fix bug which truncated LBA48 return values
Fix assignment which overwrote SAT ATA PASS-THROUGH command EXTEND
bit setting (ATA_TFLAG_LBA48)
Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Linus Torvalds [Thu, 4 Feb 2010 00:08:50 +0000 (16:08 -0800)]
Merge branch 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze
* 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze:
microblaze: fix interrupt state restore
microblaze: Defconfig update
Linus Torvalds [Thu, 4 Feb 2010 00:08:36 +0000 (16:08 -0800)]
Merge branch 'v4l_for_linus' of git://git./linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6:
saa7146: stop DMA before de-allocating DMA scatter/gather page buffers
V4L/DVB: saa7134: remove stray unlock_kernel
Tony Lindgren [Mon, 1 Feb 2010 20:34:31 +0000 (12:34 -0800)]
omap: Disable serial port autoidle by default
Currently the omap serial clocks are autoidled after 5 seconds.
However, this causes lost characters on the serial ports. As this
is considered non-standard behaviour for Linux, disable the timeout.
Note that this will also cause blocking of any deeper omap sleep
states.
To enable the autoidling of the serial ports, do something like
this for each serial port:
# echo 5 > /sys/devices/platform/serial8250.0/sleep_timeout
# echo 5 > /sys/devices/platform/serial8250.1/sleep_timeout
...
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Marek Skuczynski [Sun, 31 Jan 2010 10:00:54 +0000 (10:00 +0000)]
omap: Fix access to already released memory in clk_debugfs_register_one()
I have found an access to already released memory in
clk_debugfs_register_one() function.
Signed-off-by: Marek Skuczynski <mareksk7@gmail.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tony Lindgren [Mon, 1 Feb 2010 21:03:42 +0000 (13:03 -0800)]
omap: Fix arch/arm/mach-omap2/mux.c: Off by one error
David Binderman ran the sourceforge tool cppcheck over the source code of the
new Linux kernel 2.6.33-rc6:
[./arm/mach-omap2/mux.c:492]: (error) Buffer access out-of-bounds
13 characters + 1 digit + 1 zero byte is more than 14 characters.
Also add a comment on mode0 name length in case new omaps
start using longer names.
Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tony Lindgren [Mon, 1 Feb 2010 19:22:54 +0000 (11:22 -0800)]
omap: Fix 3630 mux errors
3630 has more mux signals than 34xx. The additional pins
exist in omap36xx_cbp_subset, but are not initialized
as the superset is missing these offsets. This causes
the following errors during the boot:
mux: Unknown entry offset 0x236
mux: Unknown entry offset 0x22e
mux: Unknown entry offset 0x1ec
mux: Unknown entry offset 0x1ee
mux: Unknown entry offset 0x1f4
mux: Unknown entry offset 0x1f6
mux: Unknown entry offset 0x1f8
mux: Unknown entry offset 0x1fa
mux: Unknown entry offset 0x1fc
mux: Unknown entry offset 0x22a
mux: Unknown entry offset 0x226
mux: Unknown entry offset 0x230
mux: Unknown entry offset 0x22c
mux: Unknown entry offset 0x228
Fix this by adding the missing offsets to omap3 superset.
Note that additionally the uninitialized pins need to be
skipped on 34xx.
Based on an earlier patch by Allen Pais <allen.pais@ti.com>.
Reported-by: Allen Pais <allen.pais@ti.com>
Signed-off-by: Allen Pais <allen.pais@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Kevin Hilman [Fri, 29 Jan 2010 22:20:06 +0000 (14:20 -0800)]
OMAP2/3: GPMC: ensure valid clock pointer
Ensure valid clock pointer during GPMC init. Fixes compiler
warning about potential use of uninitialized variable.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Kevin Hilman [Fri, 29 Jan 2010 22:20:06 +0000 (14:20 -0800)]
OMAP2/3: IRQ: ensure valid base address
Ensure valid base address during IRQ init. Fixes compiler warning
about potential use of uninitialized variable.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Sriram [Fri, 29 Jan 2010 22:20:05 +0000 (14:20 -0800)]
ARCH OMAP : enable ARCH_HAS_HOLES_MEMORYMODEL for OMAP
OMAP platforms(like OMAP3530) include DSP or other co-processors
for media acceleration. when carving out memory for the
accelerators we can end up creating a hole in the memory map
of sort:
<kernel memory><hole(memory for accelerator)><kernel memory>
To handle such a memory configuration ARCH_HAS_HOLES_MEMORYMODEL
has to be enabled. For further information refer discussion at:
http://www.mail-archive.com/linux-omap@vger.kernel.org/msg15262.html.
Signed-off-by: Sriramakrishnan <srk@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Tony Lindgren [Fri, 29 Jan 2010 22:20:05 +0000 (14:20 -0800)]
omap: Remove old unused defines for OMAP_32KSYNCT_BASE
Remove old unused defines for OMAP_32KSYNCT_BASE
Signed-off-by: Tony Lindgren <tony@atomide.com>
Linus Torvalds [Wed, 3 Feb 2010 16:47:15 +0000 (08:47 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ryusuke/nilfs2
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ryusuke/nilfs2:
nilfs2: fix potential leak of dirty data on umount
Russell King [Wed, 3 Feb 2010 15:48:03 +0000 (15:48 +0000)]
ARM: Fix wrong register in proc-arm6_7.S data abort handler
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Thomas Gleixner [Wed, 3 Feb 2010 08:33:05 +0000 (09:33 +0100)]
futex: Handle futex value corruption gracefully
The WARN_ON in lookup_pi_state which complains about a mismatch
between pi_state->owner->pid and the pid which we retrieved from the
user space futex is completely bogus.
The code just emits the warning and then continues despite the fact
that it detected an inconsistent state of the futex. A conveniant way
for user space to spam the syslog.
Replace the WARN_ON by a consistency check. If the values do not match
return -EINVAL and let user space deal with the mess it created.
This also fixes the missing task_pid_vnr() when we compare the
pi_state->owner pid with the futex value.
Reported-by: Jermome Marchand <jmarchan@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Darren Hart <dvhltc@us.ibm.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: <stable@kernel.org>