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2010-09-29initramfs: generalize initramfs_data.xxx.S variantsHendrik Brueckner
Remove initramfs_data.{lzo,lzma,gz,bz2}.S variants and use a common implementation in initramfs_data.S. The common implementation expects the file name of the initramfs to be defined in INITRAMFS_IMAGE. Change the Makefile to set the INITRAMFS_IMAGE define symbol according to the selected compression method. Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Cc: WANG Cong <xiyou.wangcong@gmail.com> Acked-by: Michal Marek <mmarek@suse.cz> Acked-by: "H. Peter Anvin" <hpa@zytor.com> Cc: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-09-29scripts/kallsyms: Enable error messages while hush up unnecessary warningsJean Sacren
As no error was handled, we wouldn't be able to know when an error does occur. The fix preserves error messages while it doesn't let unnecessary compiling warnings show up. Signed-off-by: Jean Sacren <sakiwit@gmail.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-09-13Merge branch 'kbuild/clean' into kbuild/kbuildMichal Marek
2010-09-06scripts/setlocalversion: update commentMichael Prokop
A tagged repository state isn't enough, git describe only looks at signed or annotated tags (git tag -a/-s). This documentation update makes sure the comment matches the current behaviour. Signed-off-by: Michael Prokop <mika@grml.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-09-06kbuild: Use a single clean rule for kernel and external modulesMichal Marek
The list of patterns for the external modules case was constantly lagging behind. Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-09-03kbuild: Do not run make clean in $(srctree)Michal Marek
Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-26scripts/mod/modpost.c: fix commentary accordingly to last changesAndy Shevchenko
The last commits 37ed19d5cce35a40d3913cf9aa208ce9f60db3d7 5003bab82d56754b27be01eef24495a02e00039d have introduced new behaviour of sec2annotation() method. However, the commentary inside the method was left as before. Let's fix it accordingly. Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Andrew Morton <akpm@linux-foundation.org> Acked-by: WANG Cong <xiyou.wangcong@gmail.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-13setlocalversion: fix version for untaged nontip mercurial revsMilton Miller
The manpage for cut says it will return all lines without the delimiter unless -s is specified. When I backed up my mecurial tree to generate modules, I found that the scm part of localversion was turning up blank. Signed-off-by: Milton Miller <miltonm@bga.com> Cc: Michal Marek <mmarek@suse.cz> Cc: "Michał Górny" <gentoo@mgorny.alt.pl> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-10Fix CONFIG_CROSS_COMPILE issue in .configYegor Yefremov
Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-04Merge commit 'v2.6.35' into kbuild/kbuildMichal Marek
Conflicts: arch/powerpc/Makefile
2010-08-03modpost: support objects with more than 64k sectionsDenys Vlasenko
This patch makes modpost able to process object files with more than 64k sections. Needed for huge kernel builds (allyesconfig, for example) with -ffunction-sections. 64k sections handling is covered, for example, by this document: "IA-64 gABI Proposal 74: Section Indexes" http://www.codesourcery.com/public/cxx-abi/abi/prop-74-sindex.html Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> Signed-off-by: Anders Kaseorg <andersk@mit.edu> Acked-by: Sam Ravnborg <sam@ravnborg.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Andi Kleen <andi@firstfloor.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-03trivial: fix a typo in a filenameUwe Kleine-König
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-03frv: clean up arch/frv/MakefileSam Ravnborg
- removed a lot of unused variable assignmnets - removed unused bootstrap target - replaced ARCHMODFLAGS with proper KBUILD_{A,C}FLAGS_MODULE assignmnets The resuting Makefile has not been tested due to lack of toolchain, but these were all trivial changes. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-03kbuild: allow assignment to {A,C}FLAGS_KERNEL on the command lineSam Ravnborg
It is now possible to assign options to AS and CC on the command line - which is only used for built-in code. {A,C}FLAGS_KERNEL was used both in the top-level Makefile in the arch makefiles, thus users had no way to specify additional options to AS, CC without overriding the original value. Introduce a new set of variables KBUILD_{A,C}FLAGS_KERNEL that is used by arch specific files and free up {A,C}FLAGS_KERNEL so they can be assigned on the command line. All arch Makefiles that used the old variables has been updated. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Tony Luck <tony.luck@intel.com> Cc: Hirokazu Takata <takata@linux-m32r.org> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-03kbuild: allow assignment to {A,C,LD}FLAGS_MODULE on the command lineSam Ravnborg
It is now possible to assign options to AS, CC and LD on the command line - which is only used when building modules. {A,C,LD}FLAGS_MODULE was all used both in the top-level Makefile in the arch makefiles, thus users had no way to specify additional options to AS, CC, LD when building modules without overriding the original value. Introduce a new set of variables KBUILD_{A,C,LD}FLAGS_MODULE that is used by arch specific files and free up {A,C,LD}FLAGS_MODULE so they can be assigned on the command line. All arch Makefiles that used the old variables has been updated. Note: Previously we had a MODFLAGS variable for both AS and CC. But in favour of consistency this was dropped. So in some cases arch Makefile has one assignmnet replaced by two assignmnets. Note2: MODFLAGS was not documented and is dropped without any notice. I do not expect much/any breakage from this. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Denys Vlasenko <vda.linux@googlemail.com> Cc: Haavard Skinnemoen <hskinnemoen@atmel.com> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Tony Luck <tony.luck@intel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Chen Liqin <liqin.chen@sunplusct.com> Acked-by: Mike Frysinger <vapier@gentoo.org> [blackfin] Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com> [avr32] Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-01Linux 2.6.35Linus Torvalds
2010-08-01NFS: Fix a typo in include/linux/nfs_fs.hTrond Myklebust
nfs_commit_inode() needs to be defined irrespectively of whether or not we are supporting NFSv3 and NFSv4. Allow the compiler to optimise away code in the NFSv2-only case by converting it into an inlined stub function. Reported-and-tested-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-30Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* master.kernel.org:/home/rmk/linux-2.6-arm: cyber2000fb: fix console in truecolor modes cyber2000fb: fix machine hang on module load SA1111: Eliminate use after free ARM: Fix Versatile/Realview/VExpress MMC card detection sense ARM: 6279/1: highmem: fix SMP preemption bug in kmap_high_l1_vipt ARM: Add barriers to io{read,write}{8,16,32} accessors as well ARM: 6273/1: Add barriers to the I/O accessors if ARM_DMA_MEM_BUFFERABLE ARM: 6272/1: Convert L2x0 to use the IO relaxed operations ARM: 6271/1: Introduce *_relaxed() I/O accessors ARM: 6275/1: ux500: don't use writeb() in uncompress.h ARM: 6270/1: clean files in arch/arm/boot/compressed/ ARM: Fix csum_partial_copy_from_user()
2010-07-30Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6Linus Torvalds
* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6: NFS: Ensure that writepage respects the nonblock flag NFS: kswapd must not block in nfs_release_page nfs: include space for the NUL in root path
2010-07-30Merge branch 'drm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/edid: Fix the HDTV hack sync adjustment drm/radeon/kms: fix radeon mid power profile reporting
2010-07-30mm: fix ia64 crash when gcore reads gate areaHugh Dickins
Debian's ia64 autobuilders have been seeing kernel freeze or reboot when running the gdb testsuite (Debian bug 588574): dannf bisected to 2.6.32 62eede62dafb4a6633eae7ffbeb34c60dba5e7b1 "mm: ZERO_PAGE without PTE_SPECIAL"; and reproduced it with gdb's gcore on a simple target. I'd missed updating the gate_vma handling in __get_user_pages(): that happens to use vm_normal_page() (nowadays failing on the zero page), yet reported success even when it failed to get a page - boom when access_process_vm() tried to copy that to its intermediate buffer. Fix this, resisting cleanups: in particular, leave it for now reporting success when not asked to get any pages - very probably safe to change, but let's not risk it without testing exposure. Why did ia64 crash with 16kB pages, but succeed with 64kB pages? Because setup_gate() pads each 64kB of its gate area with zero pages. Reported-by: Andreas Barth <aba@not.so.argh.org> Bisected-by: dann frazier <dannf@debian.org> Signed-off-by: Hugh Dickins <hughd@google.com> Tested-by: dann frazier <dannf@dannf.org> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-30CIFS: Remove __exit mark from cifs_exit_dns_resolver()David Howells
Remove the __exit mark from cifs_exit_dns_resolver() as it's called by the module init routine in case of error, and so may have been discarded during linkage. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-30cyber2000fb: fix console in truecolor modesOndrej Zary
Return value was not set to 0 in setcolreg() with truecolor modes. This causes fb_set_cmap() to abort after first color, resulting in blank palette - and blank console in 24bpp and 32bpp modes. Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-30cyber2000fb: fix machine hang on module loadOndrej Zary
I was testing two CyberPro 2000 based PCI cards on x86 and the machine always hanged completely when the cyber2000fb module was loaded. It seems that the card hangs when some registers are accessed too quickly after writing RAMDAC control register. With this patch, both card work. Add delay after RAMDAC control register write to prevent hangs on module load. Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-30SA1111: Eliminate use after freeJulia Lawall
__sa1111_remove always frees its argument, so the subsequent reference to sachip->saved_state represents a use after free. __sa1111_remove does not appear to use the saved_state field, so the patch simply frees it first. A simplified version of the semantic patch that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression E,E2; @@ __sa1111_remove(E) ... ( E = E2 | * E ) // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-30ARM: Fix Versatile/Realview/VExpress MMC card detection senseRussell King
The MMC card detection sense has become really confused with negations at various levels, leading to some platforms not detecting inserted cards. Fix this by converting everything to positive logic throughout, thereby getting rid of these negations. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-30ARM: 6279/1: highmem: fix SMP preemption bug in kmap_high_l1_viptGary King
smp_processor_id() must not be called from a preemptible context (this is checked by CONFIG_DEBUG_PREEMPT). kmap_high_l1_vipt() was doing so. This lead to a problem where the wrong per_cpu kmap_high_l1_vipt_depth could be incremented, causing a BUG_ON(*depth <= 0); in kunmap_high_l1_vipt(). The solution is to move the call to smp_processor_id() after the call to preempt_disable(). Originally by: Andrew Howe <ahowe@nvidia.com> Signed-off-by: Gary King <gking@nvidia.com> Acked-by: Nicolas Pitre <nico.as.pitre@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-30NFS: Ensure that writepage respects the nonblock flagTrond Myklebust
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2010-07-30NFS: kswapd must not block in nfs_release_pageTrond Myklebust
See https://bugzilla.kernel.org/show_bug.cgi?id=16056 If other processes are blocked waiting for kswapd to free up some memory so that they can make progress, then we cannot allow kswapd to block on those processes. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Cc: stable@kernel.org
2010-07-30nfs: include space for the NUL in root pathDan Carpenter
In root_nfs_name() it does the following: if (strlen(buf) + strlen(cp) > NFS_MAXPATHLEN) { printk(KERN_ERR "Root-NFS: Pathname for remote directory too long.\n"); return -1; } sprintf(nfs_export_path, buf, cp); In the original code if (strlen(buf) + strlen(cp) == NFS_MAXPATHLEN) then the sprintf() would lead to an overflow. Generally the rest of the code assumes that the path can have NFS_MAXPATHLEN (1024) characters and a NUL terminator so the fix is to add space to the nfs_export_path[] buffer. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2010-07-29Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6Linus Torvalds
* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6: [S390] etr: fix clock synchronization race [S390] Fix IRQ tracing in case of PER
2010-07-29Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdogLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: watchdog: update MAINTAINERS entry
2010-07-29Merge branch 'fix/hda' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 * 'fix/hda' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: hda - Add a PC-beep workaround for ASUS P5-V ALSA: hda - Assume PC-beep as default for Realtek ALSA: hda - Don't register beep input device when no beep is available ALSA: hda - Fix pin-detection of Nvidia HDMI
2010-07-29CRED: Fix __task_cred()'s lockdep check and banner commentDavid Howells
Fix __task_cred()'s lockdep check by removing the following validation condition: lockdep_tasklist_lock_is_held() as commit_creds() does not take the tasklist_lock, and nor do most of the functions that call it, so this check is pointless and it can prevent detection of the RCU lock not being held if the tasklist_lock is held. Instead, add the following validation condition: task->exit_state >= 0 to permit the access if the target task is dead and therefore unable to change its own credentials. Fix __task_cred()'s comment to: (1) discard the bit that says that the caller must prevent the target task from being deleted. That shouldn't need saying. (2) Add a comment indicating the result of __task_cred() should not be passed directly to get_cred(), but rather than get_task_cred() should be used instead. Also put a note into the documentation to enforce this point there too. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-29CRED: Fix get_task_cred() and task_state() to not resurrect dead credentialsDavid Howells
It's possible for get_task_cred() as it currently stands to 'corrupt' a set of credentials by incrementing their usage count after their replacement by the task being accessed. What happens is that get_task_cred() can race with commit_creds(): TASK_1 TASK_2 RCU_CLEANER -->get_task_cred(TASK_2) rcu_read_lock() __cred = __task_cred(TASK_2) -->commit_creds() old_cred = TASK_2->real_cred TASK_2->real_cred = ... put_cred(old_cred) call_rcu(old_cred) [__cred->usage == 0] get_cred(__cred) [__cred->usage == 1] rcu_read_unlock() -->put_cred_rcu() [__cred->usage == 1] panic() However, since a tasks credentials are generally not changed very often, we can reasonably make use of a loop involving reading the creds pointer and using atomic_inc_not_zero() to attempt to increment it if it hasn't already hit zero. If successful, we can safely return the credentials in the knowledge that, even if the task we're accessing has released them, they haven't gone to the RCU cleanup code. We then change task_state() in procfs to use get_task_cred() rather than calling get_cred() on the result of __task_cred(), as that suffers from the same problem. Without this change, a BUG_ON in __put_cred() or in put_cred_rcu() can be tripped when it is noticed that the usage count is not zero as it ought to be, for example: kernel BUG at kernel/cred.c:168! invalid opcode: 0000 [#1] SMP last sysfs file: /sys/kernel/mm/ksm/run CPU 0 Pid: 2436, comm: master Not tainted 2.6.33.3-85.fc13.x86_64 #1 0HR330/OptiPlex 745 RIP: 0010:[<ffffffff81069881>] [<ffffffff81069881>] __put_cred+0xc/0x45 RSP: 0018:ffff88019e7e9eb8 EFLAGS: 00010202 RAX: 0000000000000001 RBX: ffff880161514480 RCX: 00000000ffffffff RDX: 00000000ffffffff RSI: ffff880140c690c0 RDI: ffff880140c690c0 RBP: ffff88019e7e9eb8 R08: 00000000000000d0 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000040 R12: ffff880140c690c0 R13: ffff88019e77aea0 R14: 00007fff336b0a5c R15: 0000000000000001 FS: 00007f12f50d97c0(0000) GS:ffff880007400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8f461bc000 CR3: 00000001b26ce000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process master (pid: 2436, threadinfo ffff88019e7e8000, task ffff88019e77aea0) Stack: ffff88019e7e9ec8 ffffffff810698cd ffff88019e7e9ef8 ffffffff81069b45 <0> ffff880161514180 ffff880161514480 ffff880161514180 0000000000000000 <0> ffff88019e7e9f28 ffffffff8106aace 0000000000000001 0000000000000246 Call Trace: [<ffffffff810698cd>] put_cred+0x13/0x15 [<ffffffff81069b45>] commit_creds+0x16b/0x175 [<ffffffff8106aace>] set_current_groups+0x47/0x4e [<ffffffff8106ac89>] sys_setgroups+0xf6/0x105 [<ffffffff81009b02>] system_call_fastpath+0x16/0x1b Code: 48 8d 71 ff e8 7e 4e 15 00 85 c0 78 0b 8b 75 ec 48 89 df e8 ef 4a 15 00 48 83 c4 18 5b c9 c3 55 8b 07 8b 07 48 89 e5 85 c0 74 04 <0f> 0b eb fe 65 48 8b 04 25 00 cc 00 00 48 3b b8 58 04 00 00 75 RIP [<ffffffff81069881>] __put_cred+0xc/0x45 RSP <ffff88019e7e9eb8> ---[ end trace df391256a100ebdd ]--- Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-29watchdog: update MAINTAINERS entryWim Van Sebroeck
Add Mailing-list and website to watchdog MAINTAINERS entry. Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2010-07-29ALSA: hda - Add a PC-beep workaround for ASUS P5-VTakashi Iwai
ASUS P5-V provides a SSID that unexpectedly matches with the value compilant with Realtek's specification. Thus the driver interprets it badly, resulting in non-working PC beep. This patch adds a white-list for such a case; a white-list of known devices with working PC beep. Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-07-29ARM: Add barriers to io{read,write}{8,16,32} accessors as wellRussell King
The ioread/iowrite accessors also need barriers as they're used in place of readl/writel et.al. in portable drivers. Create __iormb() and __iowmb() which are conditionally defined to be barriers dependent on ARM_DMA_MEM_BUFFERABLE, and always use these macros in the accessors. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29ARM: 6273/1: Add barriers to the I/O accessors if ARM_DMA_MEM_BUFFERABLECatalin Marinas
When the coherent DMA buffers are mapped as Normal Non-cacheable (ARM_DMA_MEM_BUFFERABLE enabled), buffer accesses are no longer ordered with Device memory accesses causing failures in device drivers that do not use the mandatory memory barriers before starting a DMA transfer. LKML discussions led to the conclusion that such barriers have to be added to the I/O accessors: http://thread.gmane.org/gmane.linux.kernel/683509/focus=686153 http://thread.gmane.org/gmane.linux.ide/46414 http://thread.gmane.org/gmane.linux.kernel.cross-arch/5250 This patch introduces a wmb() barrier to the write*() I/O accessors to handle the situations where Normal Non-cacheable writes are still in the processor (or L2 cache controller) write buffer before a DMA transfer command is issued. For the read*() accessors, a rmb() is introduced after the I/O to avoid speculative loads where the driver polls for a DMA transfer ready bit. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29ARM: 6272/1: Convert L2x0 to use the IO relaxed operationsCatalin Marinas
This patch is in preparation for a subsequent patch which adds barriers to the I/O accessors. Since the mandatory barriers may do an L2 cache sync, this patch avoids a recursive call into l2x0_cache_sync() via the write*() accessors and wmb() and a call into l2x0_cache_sync() with the l2x0_lock held. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29ARM: 6271/1: Introduce *_relaxed() I/O accessorsCatalin Marinas
This patch introduces readl*_relaxed()/write*_relaxed() as the main I/O accessors (when __mem_pci is defined). The standard read*()/write*() macros are now based on the relaxed accessors. This patch is in preparation for a subsequent patch which adds barriers to the I/O accessors. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29ARM: 6275/1: ux500: don't use writeb() in uncompress.hRabin Vincent
Don't use writeb() in uncompress.h, to avoid the following build errors when the "Add barriers to the I/O accessors" series is applied. Use __raw_writeb() instead. arch/arm/boot/compressed/misc.o: In function `putc': arch/arm/mach-ux500/include/mach/uncompress.h:41: undefined reference to `outer_cache' Acked-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29ARM: 6270/1: clean files in arch/arm/boot/compressed/Magnus Damm
Update the compressed boot Makefile for ARM to remove files during clean. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-07-29drm/edid: Fix the HDTV hack sync adjustmentAdam Jackson
We're adjusting horizontal timings only here, moving vsync was just a slavish translation of a typo in the X server. Signed-off-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-29drm/radeon/kms: fix radeon mid power profile reportingDaniel J Blueman
Fix incorrectly reporting 'default' power profile, when it is set to 'mid'. Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com> Reviewed-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-28Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb: x86,kgdb: Fix hw breakpoint regression
2010-07-28Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: [SCSI] ibmvscsi: Fix oops when an interrupt is pending during probe [SCSI] zfcp: Update status read mempool [SCSI] zfcp: Do not wait for SBALs on stopped queue [SCSI] zfcp: Fix check whether unchained ct_els is possible [SCSI] ipr: fix resource path display and formatting
2010-07-28Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6: davinci: da850/omap-l138 evm: account for DEFDCDC{2,3} being tied high regulator: tps6507x: allow driver to use DEFDCDC{2,3}_HIGH register wm8350-regulator: fix wm8350_register_regulator error handling ab3100: fix off-by-one value range checking for voltage selector
2010-07-28ecryptfs: Bugfix for error related to ecryptfs_hash_bucketsAndre Osterhues
The function ecryptfs_uid_hash wrongly assumes that the second parameter to hash_long() is the number of hash buckets instead of the number of hash bits. This patch fixes that and renames the variable ecryptfs_hash_buckets to ecryptfs_hash_bits to make it clearer. Fixes: CVE-2010-2492 Signed-off-by: Andre Osterhues <aosterhues@escrypt.com> Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-28x86,kgdb: Fix hw breakpoint regressionJason Wessel
HW breakpoints events stopped working correctly with kgdb as a result of commit: 018cbffe6819f6f8db20a0a3acd9bab9bfd667e4 (Merge commit 'v2.6.33' into perf/core). The regression occurred because the behavior changed for setting NOTIFY_STOP as the return value to the die notifier if the breakpoint was known to the HW breakpoint API. Because kgdb is using the HW breakpoint API to register HW breakpoints slots, it must also now implement the overflow_handler call back else kgdb does not get to see the events from the die notifier. The kgdb_ll_trap function will be changed to be general purpose code which can allow an easy way to implement the hw_breakpoint API overflow call back. Signed-off-by: Jason Wessel <jason.wessel@windriver.com> Acked-by: Dongdong Deng <dongdong.deng@windriver.com> Acked-by: Frederic Weisbecker <fweisbec@gmail.com>