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2010-08-28Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/ecryptfs/ecryptfs-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ecryptfs/ecryptfs-2.6: eCryptfs: Fix encrypted file name lookup regression ecryptfs: properly mark init functions fs/ecryptfs: Return -ENOMEM on memory allocation failure
2010-08-28Merge branch 'for-linus' of git://android.git.kernel.org/kernel/tegraLinus Torvalds
* 'for-linus' of git://android.git.kernel.org/kernel/tegra: arm: tegra: VMALLOC_END should be unsigned long arm: tegra: fix compilation of board-harmony.c
2010-08-28Merge 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: vgaarb: Wrap vga_(get|put) in CONFIG_VGA_ARB drm/radeon/kms: add missing scratch update in dp_detect drm/modes: Fix CVT-R modeline generation drm: fix regression in drm locking since BKL removal. drm/radeon/kms: remove stray radeon_i2c_destroy drm: mm: fix range restricted allocations drm/nouveau: drop drm_global_mutex before sleeping in submission path drm: export drm_global_mutex for drivers to use drm/nv20: Don't use pushbuf calls on the original nv20. drm/nouveau: Fix TMDS on some DCB1.5 boards. drm/nouveau: Fix backlight control on PPC machines with an internal TMDS panel. drm/nv30: Apply modesetting to the correct slave encoder drm/nouveau: Use a helper function to match PCI device/subsystem IDs. drm/nv50: add dcb type 14 to enum to prevent compiler complaint
2010-08-28Merge branch 'lguest' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus * 'lguest' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: lguest: Odd Fixes lguest: clean up warnings in demonstration launcher.
2010-08-28Merge branch 'omap-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/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: OMAP3: PM: ensure IO wakeups are properly disabled omap: Fix omap_4430sdp_defconfig for make oldconfig omap: Use CONFIG_SMP for test_for_ipi and test_for_ltirq omap: Fix sev instruction usage for multi-omap OMAP3: Fix a cpu type check problem omap3: id: fix 3630 rev detection
2010-08-28Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client: ceph: fix get_ticket_handler() error handling ceph: don't BUG on ENOMEM during mds reconnect ceph: ceph_mdsc_build_path() returns an ERR_PTR ceph: Fix warnings ceph: ceph_get_inode() returns an ERR_PTR ceph: initialize fields on new dentry_infos ceph: maintain i_head_snapc when any caps are dirty, not just for data ceph: fix osd request lru adjustment when sending request ceph: don't improperly set dir complete when holding EXCL cap mm: exporting account_page_dirty ceph: direct requests in snapped namespace based on nonsnap parent ceph: queue cap snap writeback for realm children on snap update ceph: include dirty xattrs state in snapped caps ceph: fix xattr cap writeback ceph: fix multiple mds session shutdown
2010-08-28Merge branch 'pm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6 * 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: PM QoS: Fix inline documentation. PM QoS: Fix kzalloc() parameters swapped in pm_qos_power_open()
2010-08-28Merge branch 'for-2.6.36' of git://linux-nfs.org/~bfields/linuxLinus Torvalds
* 'for-2.6.36' of git://linux-nfs.org/~bfields/linux: nfsd: fix NULL dereference in nfsd_statfs() nfsd4: fix downgrade/lock logic nfsd4: typo fix in find_any_file nfsd4: bad BUG() in preprocess_stateid_op
2010-08-28Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6: Cannot allocate memory error on mount [CIFS] Eliminate unused variable warning
2010-08-28Alpha: Fix a missing comma in sys_osf_statfs()David Howells
Fix a comma that got accidentally deleted from sys_osf_statfs() leading to the following warning: arch/alpha/kernel/osf_sys.c: In function 'SYSC_osf_statfs': arch/alpha/kernel/osf_sys.c:255: error: syntax error before 'buffer' Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-08-28NOMMU: Stub out vm_get_page_prot() if there's no MMUDavid Howells
Stub out vm_get_page_prot() if there's no MMU. This was added by commit 804af2cf6e7a ("[AGPGART] remove private page protection map") and is used in commit c07fbfd17e61 ("fbmem: VM_IO set, but not propagated") in the fbmem video driver, but the function doesn't exist on NOMMU, resulting in an undefined symbol at link time. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-08-28Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bpLinus Torvalds
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp: amd64_edac: Do not report error overflow as a separate error MCE, AMD: Limit MCE decoding to current families for now
2010-08-28Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: pxa27x_keypad - remove input_free_device() in pxa27x_keypad_remove() Input: mousedev - fix regression of inverting axes Input: uinput - add devname alias to allow module on-demand load Input: hil_kbd - fix compile error USB: drop tty argument from usb_serial_handle_sysrq_char() Input: sysrq - drop tty argument form handle_sysrq() Input: sysrq - drop tty argument from sysrq ops handlers
2010-08-28Merge branch 'upstream-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev * 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: libata-sff: remove harmful BUG_ON from ata_bmdma_qc_issue sata_mv: fix broken DSM/TRIM support (v2) libata: be less of a drama queen on empty data commands [libata] sata_dwc_460ex: signdness bug ahci: add HFLAG_YES_FBS and apply it to 88SE9128 libata: remove no longer needed pata_winbond driver pata_cmd64x: revert commit d62f5576
2010-08-28mm: fix hang on anon_vma->root->lockHugh Dickins
After several hours, kbuild tests hang with anon_vma_prepare() spinning on a newly allocated anon_vma's lock - on a box with CONFIG_TREE_PREEMPT_RCU=y (which makes this very much more likely, but it could happen without). The ever-subtle page_lock_anon_vma() now needs a further twist: since anon_vma_prepare() and anon_vma_fork() are liable to change the ->root of a reused anon_vma structure at any moment, page_lock_anon_vma() needs to check page_mapped() again before succeeding, otherwise page_unlock_anon_vma() might address a different root->lock. Signed-off-by: Hugh Dickins <hughd@google.com> Reviewed-by: Rik van Riel <riel@redhat.com> Cc: Christoph Lameter <cl@linux.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Andrea Arcangeli <aarcange@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-08-27eCryptfs: Fix encrypted file name lookup regressionTyler Hicks
Fixes a regression caused by 21edad32205e97dc7ccb81a85234c77e760364c8 When file name encryption was enabled, ecryptfs_lookup() failed to use the encrypted and encoded version of the upper, plaintext, file name when performing a lookup in the lower file system. This made it impossible to lookup existing encrypted file names and any newly created files would have plaintext file names in the lower file system. https://bugs.launchpad.net/ecryptfs/+bug/623087 Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
2010-08-27ecryptfs: properly mark init functionsJerome Marchand
Some ecryptfs init functions are not prefixed by __init and thus not freed after initialization. This patch saved about 1kB in ecryptfs module. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
2010-08-27fs/ecryptfs: Return -ENOMEM on memory allocation failureJulia Lawall
In this code, 0 is returned on memory allocation failure, even though other failures return -ENOMEM or other similar values. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression ret; expression x,e1,e2,e3; @@ ret = 0 ... when != ret = e1 *x = \(kmalloc\|kcalloc\|kzalloc\)(...) ... when != ret = e2 if (x == NULL) { ... when != ret = e3 return ret; } // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
2010-08-27vgaarb: Wrap vga_(get|put) in CONFIG_VGA_ARBChris Wilson
Fix link failure without the vga arbitrator. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Dave Airlie <airlied@redhat.com> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27drm/radeon/kms: add missing scratch update in dp_detectAlex Deucher
Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27drm/modes: Fix CVT-R modeline generationAdam Jackson
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=16651 Signed-off-by: Adam Jackson <ajax@redhat.com> Tested-by: Adam Serbinski <adam@serbinksi.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27drm: fix regression in drm locking since BKL removal.Arnd Bergmann
This locking path needs proper auditing but probably too late for changes at this point for 2.6.36, so lets go with the quick fix, which is to drop the lock around schedule. Reported-by: Andreas Schwab <schwab@linux-m68k.org> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27drm/radeon/kms: remove stray radeon_i2c_destroyAlex Deucher
I missed this one in the i2c unification patch. This is handled in the core radeon i2c code now. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27drm: mm: fix range restricted allocationsDaniel Vetter
With the code cleanup in 7a6b2896f261894dde287d3faefa4b432cddca53 is the first bad commit commit 7a6b2896f261894dde287d3faefa4b432cddca53 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Fri Jul 2 15:02:15 2010 +0100 drm_mm: extract check_free_mm_node I've botched up the range-restriction checks. The result is usually an X server dying with SIGBUS in libpixman (software fallback rendering). Change the code to adjust the start and end for range restricted allocations. IMHO this even makes the code a bit clearer. Fixes regression bug: https://bugs.freedesktop.org/show_bug.cgi?id=29738 Reported-by-Tested-by: Till MAtthiesen <entropy@everymail.net> Acked-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-08-27lguest: Odd FixesRusty Russell
It's been in fix-mode-only for a while now. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2010-08-27lguest: clean up warnings in demonstration launcher.Rusty Russell
These days the headers we use are in glibc. If those are too old, you can add the -I lines to get the kernel headers. In file included from ../../include/linux/if_tun.h:19, from lguest.c:33: ../../include/linux/types.h:13:2: warning: #warning "Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders" lguest.c: In function ‘setup_tun_net’: lguest.c:1456: warning: dereferencing pointer ‘sin’ does break strict-aliasing rules lguest.c:1457: warning: dereferencing pointer ‘sin’ does break strict-aliasing rules lguest.c:1450: note: initialized from here Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2010-08-27Merge remote branch 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next into ↵Dave Airlie
drm-fixes * 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next: drm/nouveau: drop drm_global_mutex before sleeping in submission path drm: export drm_global_mutex for drivers to use drm/nv20: Don't use pushbuf calls on the original nv20. drm/nouveau: Fix TMDS on some DCB1.5 boards. drm/nouveau: Fix backlight control on PPC machines with an internal TMDS panel. drm/nv30: Apply modesetting to the correct slave encoder drm/nouveau: Use a helper function to match PCI device/subsystem IDs. drm/nv50: add dcb type 14 to enum to prevent compiler complaint
2010-08-27drm/nouveau: drop drm_global_mutex before sleeping in submission pathBen Skeggs
If we keep hold of the mutex here, the process which currently holds the buffer object will never be able to release it, causing a deadlock. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-27drm: export drm_global_mutex for drivers to useBen Skeggs
Nouveau needs to be able to drop the mutex before sleeping to prevent a deadlock from occuring. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26PM QoS: Fix inline documentation.Saravana Kannan
Fix the pm_qos_add_request() kerneldoc comment that doesn't reflect the behavior of the function after the last PM QoS update. Signed-off-by: Saravana Kannan <skannan@codeaurora.org> Acked-by: mark gross <markgross@thegnar.org> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-08-26nfsd: fix NULL dereference in nfsd_statfs()Takashi Iwai
The commit ebabe9a9001af0af56c0c2780ca1576246e7a74b pass a struct path to vfs_statfs introduced the struct path initialization, and this seems to trigger an Oops on my machine. fh_dentry field may be NULL and set later in fh_verify(), thus the initialization of path must be after fh_verify(). Signed-off-by: Takashi Iwai <tiwai@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Minchan Kim <minchan.kim@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2010-08-26Merge commit 'v2.6.36-rc1' into HEADJ. Bruce Fields
2010-08-26nfsd4: fix downgrade/lock logicJ. Bruce Fields
If we already had a RW open for a file, and get a readonly open, we were piggybacking on the existing RW open. That's inconsistent with the downgrade logic which blows away the RW open assuming you'll still have a readonly open. Also, make sure there is a readonly or writeonly open available for locking, again to prevent bad behavior in downgrade cases when any RW open may be lost. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2010-08-26nfsd4: typo fix in find_any_fileJ. Bruce Fields
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2010-08-26nfsd4: bad BUG() in preprocess_stateid_opJ. Bruce Fields
It's OK for this function to return without setting filp--we do it in the special-stateid case. And there's a legitimate case where we can hit this, since we do permit reads on write-only stateid's. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2010-08-26Cannot allocate memory error on mountSuresh Jayaraman
On 08/26/2010 01:56 AM, joe hefner wrote: > On a recent Fedora (13), I am seeing a mount failure message that I can not explain. I have a Windows Server 2003ýa with a share set up for access only for a specific username (say userfoo). If I try to mount it from Linux,ýusing userfoo and the correct password all is well. If I try with a bad password or with some other username (userbar), it fails with "Permission denied" as expected. If I try to mount as username = administrator, and give the correct administrator password, I would also expect "Permission denied", but I see "Cannot allocate memory" instead. > ýfs/cifs/netmisc.c: Mapping smb error code 5 to POSIX err -13 > ýfs/cifs/cifssmb.c: Send error in QPathInfo = -13 > ýCIFS VFS: cifs_read_super: get root inode failed Looks like the commit 0b8f18e3 assumed that cifs_get_inode_info() and friends fail only due to memory allocation error when the inode is NULL which is not the case if CIFSSMBQPathInfo() fails and returns an error. Fix this by propagating the actual error code back. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-26ceph: fix get_ticket_handler() error handlingDan Carpenter
get_ticket_handler() returns a valid pointer or it returns ERR_PTR(-ENOMEM) if kzalloc() fails. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-08-26ceph: don't BUG on ENOMEM during mds reconnectSage Weil
We are in a position to return an error; do that instead. Signed-off-by: Sage Weil <sage@newdream.net>
2010-08-26ceph: ceph_mdsc_build_path() returns an ERR_PTRDan Carpenter
ceph_mdsc_build_path() returns an ERR_PTR but this code is set up to handle NULL returns. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Sage Weil <sage@newdream.net>
2010-08-26amd64_edac: Do not report error overflow as a separate errorBorislav Petkov
When the Overflow MCi_STATUS bit is set, EDAC reports the lost error with a "no information available" message which often puzzles users parsing the dmesg. This doesn't make much sense since this error has been lost anyway so no need for reporting it separately. Thus, report the overflow bit setting in the MCE dump instead. While at it, remove reporting of MiscV and ErrorEnable (en) which are superfluous. Now it looks like this: [ 1501.650024] MC4_STATUS: Corrected error, other errors lost: yes, CPU context corrupt: no, CECC Error [ 1501.666887] Northbridge Error, node 2 Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
2010-08-26drm/nv20: Don't use pushbuf calls on the original nv20.Francisco Jerez
The "return" command is buggy on the original nv20, it jumps back to the caller address as expected, but it doesn't clear the subroutine active bit making the subsequent pushbuf calls fail with a "stack" overflow. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26drm/nouveau: Fix TMDS on some DCB1.5 boards.Francisco Jerez
The TMDS output of an nv11 was being detected as LVDS, because it uses DCB type 2 for TMDS instead of type 4. Reported-by: Bertrand VIEILLE <Vieille.Bertrand@free.fr> Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26drm/nouveau: Fix backlight control on PPC machines with an internal TMDS panel.Francisco Jerez
This commit fixes fdo bug 29685. Reported-by: Vlado Plaga <rechner@vlado-do.de> Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26drm/nv30: Apply modesetting to the correct slave encoderPatrice Mandin
Signed-off-by: Patrice Mandin <patmandin@gmail.com> Reviewed-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26drm/nouveau: Use a helper function to match PCI device/subsystem IDs.Francisco Jerez
Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26drm/nv50: add dcb type 14 to enum to prevent compiler complaintBen Skeggs
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2010-08-26[CIFS] Eliminate unused variable warningSteve French
CC: Shirish Pargaonkar <shirishp@us.ibm.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-25libata-sff: remove harmful BUG_ON from ata_bmdma_qc_issueMark Lord
Remove harmful BUG_ON() from ata_bmdma_qc_issue(), as it casts too wide of a net and breaks sata_mv. It also crashes the kernel while doing the BUG_ON(). There's already a WARN_ON_ONCE() further down to catch the case of POLLING for a BMDMA operation. Signed-off-by: Mark Lord <mlord@pobox.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> Cc: stable@kernel.org
2010-08-25sata_mv: fix broken DSM/TRIM support (v2)Mark Lord
Fix DSM/TRIM commands in sata_mv (v2). These need to be issued using old-school "BM DMA", rather than via the EDMA host queue. Since the chips don't have proper BM DMA status, we need to be more careful with setting the ATA_DMA_INTR bit, since DSM/TRIM often has a long delay between "DMA complete" and "command complete". GEN_I chips don't have BM DMA, so no TRIM for them. Signed-off-by: Mark Lord <mlord@pobox.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> Cc: stable@kernel.org
2010-08-25libata: be less of a drama queen on empty data commandsTejun Heo
ata_qc_issue() BUG_ON()s on data commands w/o data, which may be submitted via SG_IO. Be less of a drama queen and just trigger WARN_ON_ONCE() and fail the command with AC_ERR_SYSTEM. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Stefan Hübner <stefan.huebner@stud.tu-ilmenau.de> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>