Andrea Gelmini [Mon, 24 May 2010 00:02:30 +0000 (17:02 -0700)]
Documentation/timers/hpet_example: drop duplicate header files
Documentation/timers/hpet_example.c: fcntl.h is included more than once.
Documentation/timers/hpet_example.c: signal.h is included more than once.
Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Randy Dunlap [Mon, 24 May 2010 00:02:30 +0000 (17:02 -0700)]
Documentation/development-process: add staging & mmotm info
Update explanation of mmotm.
Add explanation of drivers/staging/.
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Randy Dunlap [Mon, 24 May 2010 00:02:30 +0000 (17:02 -0700)]
Documentation/development-process: add maintainers and git info
Add info on maintainers and persistent posting.
Update git home page.
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
H Hartley Sweeten [Mon, 24 May 2010 00:02:30 +0000 (17:02 -0700)]
docbook: make mtd nand module init static
In the example the module_init function should be static.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Randy Dunlap [Fri, 21 May 2010 19:44:47 +0000 (12:44 -0700)]
fbmem: avoid printk format warning with 32-bit resources
Fix printk formats:
drivers/video/fbmem.c: In function 'fb_do_apertures_overlap':
drivers/video/fbmem.c:1494: warning: format '%llx' expects type 'long long unsigned int', but argument 2 has type 'resource_size_t'
drivers/video/fbmem.c:1494: warning: format '%llx' expects type 'long long unsigned int', but argument 3 has type 'resource_size_t'
drivers/video/fbmem.c:1494: warning: format '%llx' expects type 'long long unsigned int', but argument 4 has type 'resource_size_t'
drivers/video/fbmem.c:1494: warning: format '%llx' expects type 'long long unsigned int', but argument 5 has type 'resource_size_t'
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Roland McGrath [Sat, 22 May 2010 03:16:50 +0000 (20:16 -0700)]
linux/elfcore.h: hide kernel functions
The declarations for elf_core_extra_phdrs() et al got added on the
wrong side of #ifdef __KERNEL__ in linux/elfcore.h so they leak into
the user header copy and we get a warning at build time about it.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Sat, 22 May 2010 02:37:45 +0000 (19:37 -0700)]
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: (69 commits)
fix handling of offsets in cris eeprom.c, get rid of fake on-stack files
get rid of home-grown mutex in cris eeprom.c
switch ecryptfs_write() to struct inode *, kill on-stack fake files
switch ecryptfs_get_locked_page() to struct inode *
simplify access to ecryptfs inodes in ->readpage() and friends
AFS: Don't put struct file on the stack
Ban ecryptfs over ecryptfs
logfs: replace inode uid,gid,mode initialization with helper function
ufs: replace inode uid,gid,mode initialization with helper function
udf: replace inode uid,gid,mode init with helper
ubifs: replace inode uid,gid,mode initialization with helper function
sysv: replace inode uid,gid,mode initialization with helper function
reiserfs: replace inode uid,gid,mode initialization with helper function
ramfs: replace inode uid,gid,mode initialization with helper function
omfs: replace inode uid,gid,mode initialization with helper function
bfs: replace inode uid,gid,mode initialization with helper function
ocfs2: replace inode uid,gid,mode initialization with helper function
nilfs2: replace inode uid,gid,mode initialization with helper function
minix: replace inode uid,gid,mode init with helper
ext4: replace inode uid,gid,mode init with helper
...
Trivial conflict in fs/fs-writeback.c (mark bitfields unsigned)
Linus Torvalds [Sat, 22 May 2010 01:58:52 +0000 (18:58 -0700)]
Merge branch 'linux-next' of git://git./linux/kernel/git/jbarnes/pci-2.6
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (36 commits)
PCI: hotplug: pciehp: Removed check for hotplug of display devices
PCI: read memory ranges out of Broadcom CNB20LE host bridge
PCI: Allow manual resource allocation for PCI hotplug bridges
x86/PCI: make ACPI MCFG reserved error messages ACPI specific
PCI hotplug: Use kmemdup
PM/PCI: Update PCI power management documentation
PCI: output FW warning in pci_read/write_vpd
PCI: fix typos pci_device_dis/enable to pci_dis/enable_device in comments
PCI quirks: disable msi on AMD rs4xx internal gfx bridges
PCI: Disable MSI for MCP55 on P5N32-E SLI
x86/PCI: irq and pci_ids patch for additional Intel Cougar Point DeviceIDs
PCI: aerdrv: trivial cleanup for aerdrv_core.c
PCI: aerdrv: trivial cleanup for aerdrv.c
PCI: aerdrv: introduce default_downstream_reset_link
PCI: aerdrv: rework find_aer_service
PCI: aerdrv: remove is_downstream
PCI: aerdrv: remove magical ROOT_ERR_STATUS_MASKS
PCI: aerdrv: redefine PCI_ERR_ROOT_*_SRC
PCI: aerdrv: rework do_recovery
PCI: aerdrv: rework get_e_source()
...
Linus Torvalds [Sat, 22 May 2010 00:25:01 +0000 (17:25 -0700)]
Merge git://git.infradead.org/iommu-2.6
* git://git.infradead.org/iommu-2.6:
intel-iommu: Set a more specific taint flag for invalid BIOS DMAR tables
intel-iommu: Combine the BIOS DMAR table warning messages
panic: Add taint flag TAINT_FIRMWARE_WORKAROUND ('I')
panic: Allow warnings to set different taint flags
intel-iommu: intel_iommu_map_range failed at very end of address space
intel-iommu: errors with smaller iommu widths
intel-iommu: Fix boot inside 64bit virtualbox with io-apic disabled
intel-iommu: use physfn to search drhd for VF
intel-iommu: Print out iommu seq_id
intel-iommu: Don't complain that ACPI_DMAR_SCOPE_TYPE_IOAPIC is not supported
intel-iommu: Avoid global flushes with caching mode.
intel-iommu: Use correct domain ID when caching mode is enabled
intel-iommu mistakenly uses offset_pfn when caching mode is enabled
intel-iommu: use for_each_set_bit()
intel-iommu: Fix section mismatch dmar_ir_support() uses dmar_tbl.
Linus Torvalds [Sat, 22 May 2010 00:22:52 +0000 (17:22 -0700)]
Merge branch 'virtio' of git://git./linux/kernel/git/rusty/linux-2.6-for-linus
* 'virtio' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: (27 commits)
drivers/char: Eliminate use after free
virtio: console: Accept console size along with resize control message
virtio: console: Store each console's size in the console structure
virtio: console: Resize console port 0 on config intr only if multiport is off
virtio: console: Add support for nonblocking write()s
virtio: console: Rename wait_is_over() to will_read_block()
virtio: console: Don't always create a port 0 if using multiport
virtio: console: Use a control message to add ports
virtio: console: Move code around for future patches
virtio: console: Remove config work handler
virtio: console: Don't call hvc_remove() on unplugging console ports
virtio: console: Return -EPIPE to hvc_console if we lost the connection
virtio: console: Let host know of port or device add failures
virtio: console: Add a __send_control_msg() that can send messages without a valid port
virtio: Revert "virtio: disable multiport console support."
virtio: add_buf_gfp
trans_virtio: use virtqueue_xxx wrappers
virtio-rng: use virtqueue_xxx wrappers
virtio_ring: remove a level of indirection
virtio_net: use virtqueue_xxx wrappers
...
Fix up conflicts in drivers/net/virtio_net.c due to new virtqueue_xxx
wrappers changes conflicting with some other cleanups.
Linus Torvalds [Sat, 22 May 2010 00:16:21 +0000 (17:16 -0700)]
Merge branch 'kvm-updates/2.6.35' of git://git./virt/kvm/kvm
* 'kvm-updates/2.6.35' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (269 commits)
KVM: x86: Add missing locking to arch specific vcpu ioctls
KVM: PPC: Add missing vcpu_load()/vcpu_put() in vcpu ioctls
KVM: MMU: Segregate shadow pages with different cr0.wp
KVM: x86: Check LMA bit before set_efer
KVM: Don't allow lmsw to clear cr0.pe
KVM: Add cpuid.txt file
KVM: x86: Tell the guest we'll warn it about tsc stability
x86, paravirt: don't compute pvclock adjustments if we trust the tsc
x86: KVM guest: Try using new kvm clock msrs
KVM: x86: export paravirtual cpuid flags in KVM_GET_SUPPORTED_CPUID
KVM: x86: add new KVMCLOCK cpuid feature
KVM: x86: change msr numbers for kvmclock
x86, paravirt: Add a global synchronization point for pvclock
x86, paravirt: Enable pvclock flags in vcpu_time_info structure
KVM: x86: Inject #GP with the right rip on efer writes
KVM: SVM: Don't allow nested guest to VMMCALL into host
KVM: x86: Fix exception reinjection forced to true
KVM: Fix wallclock version writing race
KVM: MMU: Don't read pdptrs with mmu spinlock held in mmu_alloc_roots
KVM: VMX: enable VMXON check with SMX enabled (Intel TXT)
...
Linus Torvalds [Sat, 22 May 2010 00:15:44 +0000 (17:15 -0700)]
Merge branch 'modules' of git://git./linux/kernel/git/rusty/linux-2.6-for-linus
* 'modules' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
module: drop the lock while waiting for module to complete initialization.
MODULE_DEVICE_TABLE(isapnp, ...) does nothing
hisax_fcpcipnp: fix broken isapnp device table.
isapnp: move definitions to mod_devicetable.h so file2alias can reach them.
Linus Torvalds [Sat, 22 May 2010 00:13:24 +0000 (17:13 -0700)]
Merge branch 'for_linus' of git://git./linux/kernel/git/mjg59/platform-drivers-x86
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mjg59/platform-drivers-x86: (32 commits)
Move N014, N051 and CR620 dmi information to load scm dmi table
drivers/platform/x86/eeepc-wmi.c: fix build warning
X86 platfrom wmi: Add debug facility to dump WMI data in a readable way
X86 platform wmi: Also log GUID string when an event happens and debug is set
X86 platform wmi: Introduce debug param to log all WMI events
Clean up all objects used by scm model when driver initial fail or exit
msi-laptop: fix up some coding style issues found by checkpatch
msi-laptop: Add i8042 filter to sync sw state with BIOS when function key pressed
msi-laptop: Set rfkill init state when msi-laptop intiial
msi-laptop: Add MSI CR620 notebook dmi information to scm models table
msi-laptop: Add N014 N051 dmi information to scm models table
drivers/platform/x86: Use kmemdup
drivers/platform/x86: Use kzalloc
drivers/platform/x86: Clarify the MRST IPC driver description slightly
eeepc-wmi: depends on BACKLIGHT_CLASS_DEVICE
IPC driver for Intel Mobile Internet Device (MID) platforms
classmate-laptop: Add RFKILL support.
thinkpad-acpi: document backlight level writeback at driver init
thinkpad-acpi: clean up ACPI handles handling
thinkpad-acpi: don't depend on led_path for led firmware type (v2)
...
Linus Torvalds [Sat, 22 May 2010 00:05:46 +0000 (17:05 -0700)]
Merge branch 'next' of git://git./linux/kernel/git/djbw/async_tx
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx:
DMAENGINE: extend the control command to include an arg
async_tx: trim dma_async_tx_descriptor in 'no channel switch' case
DMAENGINE: DMA40 fix for allocation of logical channel 0
DMAENGINE: DMA40 support paused channel status
dmaengine: mpc512x: Use resource_size
DMA ENGINE: Do not reset 'private' of channel
ioat: Remove duplicated devm_kzalloc() calls for ioatdma_device
ioat3: disable cacheline-unaligned transfers for raid operations
ioat2,3: convert to producer/consumer locking
ioat: convert to circ_buf
DMAENGINE: Support for ST-Ericssons DMA40 block v3
async_tx: use of kzalloc/kfree requires the include of slab.h
dmaengine: provide helper for setting txstate
DMAENGINE: generic channel status v2
DMAENGINE: generic slave control v2
dma: timb-dma: Update comment and fix compiler warning
dma: Add timb-dma
DMAENGINE: COH 901 318 fix bytesleft
DMAENGINE: COH 901 318 rename confusing vars
Linus Torvalds [Fri, 21 May 2010 22:49:14 +0000 (15:49 -0700)]
Merge branch 'for-linus' of git://neil.brown.name/md
* 'for-linus' of git://neil.brown.name/md: (45 commits)
md: don't insist on valid event count for spare devices.
md: simplify updating of event count to sometimes avoid updating spares.
md/raid6: Fix raid-6 read-error correction in degraded state
md: restore ability of spare drives to spin down.
md: Fix read balancing in RAID1 and RAID10 on drives > 2TB
md/linear: standardise all printk messages
md/raid0: tidy up printk messages.
md/raid10: tidy up printk messages.
md/raid1: improve printk messages
md/raid5: improve consistency of error messages.
md: remove EXPERIMENTAL designation from RAID10
md: allow integers to be passed to md/level
md: notify mdstat waiters of level change
md/raid4: permit raid0 takeover
md/raid1: delay reads that could overtake behind-writes.
md/raid1: fix confusing 'redirect sector' message.
md: don't unregister the thread in mddev_suspend
md: factor out init code for an mddev
md: pass mddev to make_request functions rather than request_queue
md: call md_stop_writes from md_stop
...
NeilBrown [Fri, 21 May 2010 22:31:36 +0000 (08:31 +1000)]
Merge commit '
3ff195b011d7decf501a4d55aeed312731094796' into for-linus
Conflicts:
drivers/md/md.c
- Resolved conflict in md_update_sb
- Added extra 'NULL' arg to new instance of sysfs_get_dirent.
Signed-off-by: NeilBrown <neilb@suse.de>
Al Viro [Fri, 21 May 2010 15:26:35 +0000 (11:26 -0400)]
fix handling of offsets in cris eeprom.c, get rid of fake on-stack files
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 15:19:18 +0000 (11:19 -0400)]
get rid of home-grown mutex in cris eeprom.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 15:09:58 +0000 (11:09 -0400)]
switch ecryptfs_write() to struct inode *, kill on-stack fake files
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 15:02:14 +0000 (11:02 -0400)]
switch ecryptfs_get_locked_page() to struct inode *
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 14:56:12 +0000 (10:56 -0400)]
simplify access to ecryptfs inodes in ->readpage() and friends
we can get to them from page->mapping->host, no need to mess with
file.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 14:27:09 +0000 (15:27 +0100)]
AFS: Don't put struct file on the stack
Don't put struct file on the stack as it takes up quite a lot of space
and violates lifetime rules for struct file.
Rather than calling afs_readpage() indirectly from the directory routines by
way of read_mapping_page(), split afs_readpage() to have afs_page_filler()
that's given a key instead of a file and call read_cache_page(), specifying the
new function directly. Use it in afs_readpages() as well.
Also make use of this in afs_mntpt_check_symlink() too for the same reason.
Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
Al Viro [Mon, 17 May 2010 04:59:46 +0000 (00:59 -0400)]
Ban ecryptfs over ecryptfs
This is a seriously simplified patch from Eric Sandeen; copy of
rationale follows:
===
mounting stacked ecryptfs on ecryptfs has been shown to lead to bugs
in testing. For crypto info in xattr, there is no mechanism for handling
this at all, and for normal file headers, we run into other trouble:
BUG: unable to handle kernel NULL pointer dereference at
0000000000000008
IP: [<
ffffffffa015b0b3>] ecryptfs_d_revalidate+0x43/0xa0 [ecryptfs]
...
There doesn't seem to be any good usecase for this, so I'd suggest just
disallowing the configuration.
Based on a patch originally, I believe, from Mike Halcrow.
===
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sat, 15 May 2010 08:02:54 +0000 (04:02 -0400)]
logfs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:23 +0000 (17:32 +0300)]
ufs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:22 +0000 (17:32 +0300)]
udf: replace inode uid,gid,mode init with helper
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:21 +0000 (17:32 +0300)]
ubifs: replace inode uid,gid,mode initialization with helper function
Acked-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:20 +0000 (17:32 +0300)]
sysv: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:19 +0000 (17:32 +0300)]
reiserfs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:18 +0000 (17:32 +0300)]
ramfs: replace inode uid,gid,mode initialization with helper function
- seems what ramfs_get_inode is only locally, make it static.
[AV: the hell it is; it's used by shmem, so shmem needed conversion too
and no, that function can't be made static]
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:17 +0000 (17:32 +0300)]
omfs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:46 +0000 (17:31 +0300)]
bfs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:16 +0000 (17:32 +0300)]
ocfs2: replace inode uid,gid,mode initialization with helper function
Acked-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:15 +0000 (17:32 +0300)]
nilfs2: replace inode uid,gid,mode initialization with helper function
Acked-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:32:14 +0000 (17:32 +0300)]
minix: replace inode uid,gid,mode init with helper
- also redesign minix_new_inode interface
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:51 +0000 (17:31 +0300)]
ext4: replace inode uid,gid,mode init with helper
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:50 +0000 (17:31 +0300)]
ext3: replace inode uid,gid,mode init with helper
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:49 +0000 (17:31 +0300)]
ext2: replace inode uid,gid,mode init with helper
Acked-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:48 +0000 (17:31 +0300)]
exofs: replace inode uid,gid,mode initialization with helper function
Ack-by: Boaz Harrosh <bharrosh@panasas.com>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:31:47 +0000 (17:31 +0300)]
btrfs: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:30:58 +0000 (17:30 +0300)]
jfs: replace inode uid,gid,mode init with helper
Acked-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:30:57 +0000 (17:30 +0300)]
9p: replace inode uid,gid,mode initialization with helper function
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Dmitry Monakhov [Thu, 4 Mar 2010 14:29:14 +0000 (17:29 +0300)]
vfs: Add inode uid,gid,mode init helper
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
H Hartley Sweeten [Fri, 2 Apr 2010 01:36:30 +0000 (20:36 -0500)]
fs-writeback.c: bitfields should be unsigned
This fixes sparse noise:
error: dubious one-bit signed bitfield
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Huang Shijie [Fri, 2 Apr 2010 09:37:13 +0000 (17:37 +0800)]
namei.c : update mnt when it needed
update the mnt of the path when it is not equal to the new one.
Signed-off-by: Huang Shijie <shijie8@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Roland Dreier [Tue, 27 Apr 2010 21:23:57 +0000 (14:23 -0700)]
vfs: add lockdep annotation to s_vfs_rename_key for ecryptfs
> =============================================
> [ INFO: possible recursive locking detected ]
> 2.6.31-2-generic #14~rbd3
> ---------------------------------------------
> firefox-3.5/4162 is trying to acquire lock:
> (&s->s_vfs_rename_mutex){+.+.+.}, at: [<
ffffffff81139d31>] lock_rename+0x41/0xf0
>
> but task is already holding lock:
> (&s->s_vfs_rename_mutex){+.+.+.}, at: [<
ffffffff81139d31>] lock_rename+0x41/0xf0
>
> other info that might help us debug this:
> 3 locks held by firefox-3.5/4162:
> #0: (&s->s_vfs_rename_mutex){+.+.+.}, at: [<
ffffffff81139d31>] lock_rename+0x41/0xf0
> #1: (&sb->s_type->i_mutex_key#11/1){+.+.+.}, at: [<
ffffffff81139d5a>] lock_rename+0x6a/0xf0
> #2: (&sb->s_type->i_mutex_key#11/2){+.+.+.}, at: [<
ffffffff81139d6f>] lock_rename+0x7f/0xf0
>
> stack backtrace:
> Pid: 4162, comm: firefox-3.5 Tainted: G C 2.6.31-2-generic #14~rbd3
> Call Trace:
> [<
ffffffff8108ae74>] print_deadlock_bug+0xf4/0x100
> [<
ffffffff8108ce26>] validate_chain+0x4c6/0x750
> [<
ffffffff8108d2e7>] __lock_acquire+0x237/0x430
> [<
ffffffff8108d585>] lock_acquire+0xa5/0x150
> [<
ffffffff81139d31>] ? lock_rename+0x41/0xf0
> [<
ffffffff815526ad>] __mutex_lock_common+0x4d/0x3d0
> [<
ffffffff81139d31>] ? lock_rename+0x41/0xf0
> [<
ffffffff81139d31>] ? lock_rename+0x41/0xf0
> [<
ffffffff8120eaf9>] ? ecryptfs_rename+0x99/0x170
> [<
ffffffff81552b36>] mutex_lock_nested+0x46/0x60
> [<
ffffffff81139d31>] lock_rename+0x41/0xf0
> [<
ffffffff8120eb2a>] ecryptfs_rename+0xca/0x170
> [<
ffffffff81139a9e>] vfs_rename_dir+0x13e/0x160
> [<
ffffffff8113ac7e>] vfs_rename+0xee/0x290
> [<
ffffffff8113c212>] ? __lookup_hash+0x102/0x160
> [<
ffffffff8113d512>] sys_renameat+0x252/0x280
> [<
ffffffff81133eb4>] ? cp_new_stat+0xe4/0x100
> [<
ffffffff8101316a>] ? sysret_check+0x2e/0x69
> [<
ffffffff8108c34d>] ? trace_hardirqs_on_caller+0x14d/0x190
> [<
ffffffff8113d55b>] sys_rename+0x1b/0x20
> [<
ffffffff81013132>] system_call_fastpath+0x16/0x1b
The trace above is totally reproducible by doing a cross-directory
rename on an ecryptfs directory.
The issue seems to be that sys_renameat() does lock_rename() then calls
into the filesystem; if the filesystem is ecryptfs, then
ecryptfs_rename() again does lock_rename() on the lower filesystem, and
lockdep can't tell that the two s_vfs_rename_mutexes are different. It
seems an annotation like the following is sufficient to fix this (it
does get rid of the lockdep trace in my simple tests); however I would
like to make sure I'm not misunderstanding the locking, hence the CC
list...
Signed-off-by: Roland Dreier <rdreier@cisco.com>
Cc: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
Cc: Dustin Kirkland <kirkland@canonical.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cesar Eduardo Barros [Sat, 17 Apr 2010 22:28:09 +0000 (19:28 -0300)]
fs/partitions: use ADDPART_FLAG_RAID instead of magic number
ADDPART_FLAG_RAID was introduced in commit d18d768, and most places were
converted to use it instead of a hardcoded value. However, some places seem
to have been missed.
Change all of them to the symbolic names via the following semantic patch:
@@
struct parsed_partitions *state;
expression E;
@@
(
- state->parts[E].flags = 1
+ state->parts[E].flags = ADDPART_FLAG_RAID
|
- state->parts[E].flags |= 1
+ state->parts[E].flags |= ADDPART_FLAG_RAID
|
- state->parts[E].flags = 2
+ state->parts[E].flags = ADDPART_FLAG_WHOLEDISK
|
- state->parts[E].flags |= 2
+ state->parts[E].flags |= ADDPART_FLAG_WHOLEDISK
)
Signed-off-by: Cesar Eduardo Barros <cesarb@cesarb.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Christoph Hellwig [Mon, 22 Mar 2010 16:32:25 +0000 (17:32 +0100)]
sanitize vfs_fsync calling conventions
Now that the last user passing a NULL file pointer is gone we can remove
the redundant dentry argument and associated hacks inside vfs_fsynmc_range.
The next step will be removig the dentry argument from ->fsync, but given
the luck with the last round of method prototype changes I'd rather
defer this until after the main merge window.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Christoph Hellwig [Mon, 22 Mar 2010 16:32:14 +0000 (17:32 +0100)]
nfsd: open a file descriptor for fsync in nfs4 recovery
Instead of just looking up a path use do_filp_open to get us a file
structure for the nfs4 recovery directory. This allows us to get
rid of the last non-standard vfs_fsync caller with a NULL file
pointer.
[AV: should be using fput(), not filp_close()]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Richard Kennedy [Fri, 14 May 2010 09:49:22 +0000 (10:49 +0100)]
fs: inode.c use atomic_inc_return in __iget
Using atomic_inc_return in __iget(struct inode *inode) makes the intent
of this code clearer and generates less code on processors that have
this operation.
On x86_64 this patch reduces the text size of inode.o by 12 bytes.
Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
----
patch against 2.6.34-rc7
compiled & tested on x86_64 AMD X2
I've been running with this patch applied for several weeks with no
obvious problems.
regards
Richard
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Eric Paris [Fri, 14 May 2010 15:44:10 +0000 (11:44 -0400)]
anon_inode: set S_IFREG on the anon_inode
anon_inode_mkinode() sets inode->i_mode = S_IRUSR | S_IWUSR; This means
that (inode->i_mode & S_IFMT) == 0. This trips up some SELinux code that
needs to determine if a given inode is a regular file, a directory, etc.
The easiest solution is to just make sure that the anon_inode also sets
S_IFREG.
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:23 +0000 (17:53 -0700)]
gfs: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:22 +0000 (17:53 -0700)]
ocfs: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:21 +0000 (17:53 -0700)]
jffs2: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:20 +0000 (17:53 -0700)]
xfs: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:19 +0000 (17:53 -0700)]
reiserfs: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:18 +0000 (17:53 -0700)]
ext4: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:17 +0000 (17:53 -0700)]
ext3: constify xattr handlers
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:16 +0000 (17:53 -0700)]
ext2: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:15 +0000 (17:53 -0700)]
btrfs: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Stephen Hemminger [Fri, 14 May 2010 00:53:14 +0000 (17:53 -0700)]
fs: xattr_handler table should be const
The entries in xattr handler table should be immutable (ie const)
like other operation tables.
Later patches convert common filesystems. Uncoverted filesystems
will still work, but will generate a compiler warning.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Josef Bacik [Tue, 23 Mar 2010 14:34:56 +0000 (10:34 -0400)]
Introduce freeze_super and thaw_super for the fsfreeze ioctl
Currently the way we do freezing is by passing sb>s_bdev to freeze_bdev and then
letting it do all the work. But freezing is more of an fs thing, and doesn't
really have much to do with the bdev at all, all the work gets done with the
super. In btrfs we do not populate s_bdev, since we can have multiple bdev's
for one fs and setting s_bdev makes removing devices from a pool kind of tricky.
This means that freezing a btrfs filesystem fails, which causes us to corrupt
with things like tux-on-ice which use the fsfreeze mechanism. So instead of
populating sb->s_bdev with a random bdev in our pool, I've broken the actual fs
freezing stuff into freeze_super and thaw_super. These just take the
super_block that we're freezing and does the appropriate work. It's basically
just copy and pasted from freeze_bdev. I've then converted freeze_bdev over to
use the new super helpers. I've tested this with ext4 and btrfs and verified
everything continues to work the same as before.
The only new gotcha is multiple calls to the fsfreeze ioctl will return EBUSY if
the fs is already frozen. I thought this was a better solution than adding a
freeze counter to the super_block, but if everybody hates this idea I'm open to
suggestions. Thanks,
Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 17:56:07 +0000 (13:56 -0400)]
Trim includes in fs/super.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 15:11:05 +0000 (11:11 -0400)]
Move grabbing s_umount to callers of grab_super()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 14:37:36 +0000 (10:37 -0400)]
Take statfs variants to fs/statfs.c
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 10:36:54 +0000 (06:36 -0400)]
switch selinux delayed superblock handling to iterate_supers()
... kill their private list, while we are at it
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 10:06:58 +0000 (06:06 -0400)]
new helper: iterate_supers()
... and switch the simple "loop over superblocks and do something"
loops to it.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 01:13:53 +0000 (21:13 -0400)]
Bury __put_super_and_need_restart()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 00:27:55 +0000 (20:27 -0400)]
fix prune_dcache()/umount() race
... and get rid of the last __put_super_and_need_restart() caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 00:23:25 +0000 (20:23 -0400)]
In get_super() and user_get_super() restarts are unconditional
If superblock had been still alive, we would've returned it...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 00:15:33 +0000 (20:15 -0400)]
fix get_active_super()/umount() race
This one needs restarts...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 00:11:53 +0000 (20:11 -0400)]
fix do_emergency_remount()/umount() races
need list_for_each_entry_safe() here. Original didn't even
have restart logics, so if you race with umount() it blew up.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Tue, 23 Mar 2010 00:09:33 +0000 (20:09 -0400)]
Convert simple loops over superblocks to list_for_each_entry_safe
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Mon, 22 Mar 2010 23:56:42 +0000 (19:56 -0400)]
get rid of restarts in sync_filesystems()
At the same time we can kill s_need_restart and local mutex in there.
__put_super() made public for a while; will be gone later.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Mon, 22 Mar 2010 23:36:35 +0000 (19:36 -0400)]
Leave superblocks on s_list until the end
We used to remove from s_list and s_instances at the same
time. So let's *not* do the former and skip superblocks
that have empty s_instances in the loops over s_list.
The next step, of course, will be to get rid of rescan logics
in those loops.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Mon, 22 Mar 2010 19:22:31 +0000 (15:22 -0400)]
Saner locking around deactivate_super()
Make sure that s_umount is acquired *before* we drop the final
active reference; we still have the fast path (atomic_dec_unless)
and we have gotten rid of the window between the moment when
s_active hits zero and s_umount is acquired. Which simplifies
the living hell out of grab_super() and inotify pin_to_kill()
stuff.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Mon, 22 Mar 2010 12:53:19 +0000 (08:53 -0400)]
get rid of S_BIAS
use atomic_inc_not_zero(&sb->s_active) instead of playing games with
checking ->s_count > S_BIAS
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Mon, 22 Mar 2010 02:34:11 +0000 (22:34 -0400)]
get rid of open-coded grab_super() in get_active_super()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sun, 21 Mar 2010 23:24:23 +0000 (19:24 -0400)]
sb_entry() has been killed a couple of years ago and resurrected on mismerge
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sun, 21 Mar 2010 23:22:29 +0000 (19:22 -0400)]
ceph: should use deactivate_locked_super() on failure exits
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sun, 21 Mar 2010 16:24:29 +0000 (12:24 -0400)]
Clean ecryptfs ->get_sb() up
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sun, 21 Mar 2010 02:32:26 +0000 (22:32 -0400)]
fix a couple of ecryptfs leaks
First of all, get_sb_nodev() grabs anon dev minor and we
never free it in ecryptfs ->kill_sb(). Moreover, on one
of the failure exits in ecryptfs_get_sb() we leak things -
it happens before we set ->s_root and ->put_super() won't
be called in that case. Solution: kill ->put_super(), do
all that stuff in ->kill_sb(). And use kill_anon_sb() instead
of generic_shutdown_super() to deal with anon dev leak.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Sun, 21 Mar 2010 01:57:43 +0000 (21:57 -0400)]
Simplify devpts_get_sb() failure exits
postpone simple_set_mnt() until we know we won't fail.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Christoph Hellwig [Mon, 1 Feb 2010 20:55:52 +0000 (21:55 +0100)]
remove incorrect comment in do_emergency_remount
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro [Fri, 21 May 2010 20:11:04 +0000 (16:11 -0400)]
clean DCACHE_CANT_MOUNT in d_delete()
We set the "it's dead, don't mount on it" flag _and_ do not remove it if
we turn the damn thing negative and leave it around. And if it goes
positive afterwards, well...
Fortunately, there's only one place where that needs to be caught:
only d_delete() can turn the sucker negative without immediately freeing
it; all other places that can lead to ->d_iput() call are followed by
unconditionally freeing struct dentry in question. So the fix is obvious:
Addresses https://bugzilla.kernel.org/show_bug.cgi?id=16014
Reported-by: Adam Tkac <vonsch@gmail.com>
Tested-by: Adam Tkac <vonsch@gmail.com>
Cc: <stable@kernel.org> [2.6.34.x]
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Linus Torvalds [Fri, 21 May 2010 22:26:46 +0000 (15:26 -0700)]
Merge git://git./linux/kernel/git/gregkh/staging-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6: (577 commits)
Staging: ramzswap: Handler for swap slot free callback
swap: Add swap slot free callback to block_device_operations
swap: Add flag to identify block swap devices
Staging: vt6655: use ETH_FRAME_LEN macro instead of custom one
Staging: vt6655: use ETH_DATA_LEN macro instead of custom one
Staging: vt6655: use ETH_FCS_LEN macro instead of custom one
Staging: vt6656: use ETH_HLEN macro instead of custom one
Staging: comedi: quatech_daqp_cs.c Replace eos semaphore with a completion.
Staging: dt3155v4l: remove private memory allocator
Staging: crystalhd: Remove typedefs from driver
Staging: winbond: Fix for pointer name format issue in mds.c
Staging: vt6656: removed custom UCHAR/USHORT/UINT/ULONG/ULONGLONG typedefs
Staging: vt6656: removed custom CHAR/SHORT/INT/LONG typedefs
Staging: comedi: Altered the way printk is used in 8255.c
staging: iio: adis16350 and similar IMU driver
Staging: iio: max1363 Fix two bugs in single_channel_from_ring
Staging: iio: adis16220 extract bin_attribute structures from state
Staging: iio: adis16220 vibration sensor driver
Staging: comedi: Kconfig dependancy fixes
Staging: comedi: fix up build error from last Kconfig changes
...
Linus Torvalds [Fri, 21 May 2010 22:25:33 +0000 (15:25 -0700)]
Merge branch 'for-2.6.35' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.35' of git://git.kernel.dk/linux-2.6-block: (86 commits)
pipe: set lower and upper limit on max pages in the pipe page array
pipe: add support for shrinking and growing pipes
drbd: This is now equivalent to drbd release 8.3.8rc1
drbd: Do not free p_uuid early, this is done in the exit code of the receiver
drbd: Null pointer deref fix to the large "multi bio rewrite"
drbd: Fix: Do not detach, if a bio with a barrier fails
drbd: Ensure to not trigger late-new-UUID creation multiple times
drbd: Do not Oops when C_STANDALONE when uuid gets generated
writeback: fix mixed up arguments to bdi_start_writeback()
writeback: fix problem with !CONFIG_BLOCK compilation
block: improve automatic native capacity unlocking
block: use struct parsed_partitions *state universally in partition check code
block,ide: simplify bdops->set_capacity() to ->unlock_native_capacity()
block: restart partition scan after resizing a device
buffer: make invalidate_bdev() drain all percpu LRU add caches
block: remove all rcu head initializations
writeback: fixups for !dirty_writeback_centisecs
writeback: bdi_writeback_task() must set task state before calling schedule()
writeback: ensure that WB_SYNC_NONE writeback with sb pinned is sync
drivers/block/drbd: Use kzalloc
...
Linus Torvalds [Fri, 21 May 2010 22:23:54 +0000 (15:23 -0700)]
Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (25 commits)
MIPS: Use GCC __builtin_prefetch() to implement prefetch().
MIPS: Octeon: Serial port fixes for OCTEON simulator.
MIPS: Octeon: Get rid of early serial.
MIPS: AR7: prevent race between clock initialization and devices registration
MIPS: AR7: use ar7_has_high_vlynq() to determine watchdog base address
MIPS: BCM63xx: Avoid namespace clash on GPIO_DIR_{IN,OUT}
MIPS: MTX-1: Update defconfig
MIPS: BCM47xx: Update defconfig
MIPS: RB532: Update defconfig
MIPS: AR7: Update defconfig
RTC: rtc-cmos: Fix binary mode support
MIPS: Oprofile: Loongson: Cleanup the comments
MIPS: Oprofile: Loongson: Cleanup of the macros
MIPS: Oprofile: Loongson: Remove unused variable from loongson2_cpu_setup()
MIPS: Oprofile: Loongson: Remove useless parentheses
MIPS: Oprofile: Loongson: Unify macro for setting events
MIPS: nofpu and nodsp only affect CPU0
MIPS: Clean up tables for bootmem allocation
MIPS: Coding style cleanups of access of FCSR rounding mode bits
MIPS: Loongson 2F: Add gpio/gpioilb support
...
Randy Dunlap [Fri, 21 May 2010 18:29:53 +0000 (11:29 -0700)]
sysctl: fix kernel-doc notation and typos
Fix kernel-doc warnings, kernel-doc special characters, and
typos in recent kernel/sysctl.c additions.
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Amerigo Wang <amwang@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Fri, 21 May 2010 22:20:57 +0000 (15:20 -0700)]
Merge branch 'for-linus' of git://gitorious.org/linux-omap-dss2/linux
* 'for-linus' of git://gitorious.org/linux-omap-dss2/linux: (23 commits)
OMAP: DSS2: Fix omap_dss_probe() error path
OMAP: DSS2: omap_dss_probe() conditional compilation cleanup
board-omap3-beagle: add DSS2 support
OMAP2: DSS: Add missing line for update bg color
OMAP3630: DSS2: Updating MAX divider value
OMAP: RX51: Update board defconfig
OMAP: DSS2: Add ACX565AKM Panel Driver
OMAP: RX51: Add Touch Controller in SPI board info
OMAP: RX51: Add LCD Panel support
OMAP: DSS2: TPO-TD03MTEA1: fix Kconfig dependency
OMAP: LCD LS037V7DW01: Add Backlight driver support
OMAP: DSS2: Taal: Fix DSI bus locking problem
OMAP: DSS2: Taal: add mutex to protect panel data
OMAP: DSS2: Make partial update width even
OMAP: DSS2: Fix device disable when driver is not loaded
OMAP: DSS2: VENC: don't call platform_enable/disable() twice
OMAP: DSS2: check lock_fb_info() return value
OMAP: DSS2: fix lock_fb_info() and omapfb_lock() locking order
OMAP: DSS2: Use vdds_sdi regulator supply in SDI
OMAP: DSS2: Remove redundant enable/disable calls from SDI
...
Linus Torvalds [Fri, 21 May 2010 21:46:51 +0000 (14:46 -0700)]
Merge git://git./linux/kernel/git/herbert/crypto-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (46 commits)
random: simplify fips mode
crypto: authenc - Fix cryptlen calculation
crypto: talitos - add support for sha224
crypto: talitos - add hash algorithms
crypto: talitos - second prepare step for adding ahash algorithms
crypto: talitos - prepare for adding ahash algorithms
crypto: n2 - Add Niagara2 crypto driver
crypto: skcipher - Add ablkcipher_walk interfaces
crypto: testmgr - Add testing for async hashing and update/final
crypto: tcrypt - Add speed tests for async hashing
crypto: scatterwalk - Fix scatterwalk_done() test
crypto: hifn_795x - Rename ablkcipher_walk to hifn_cipher_walk
padata: Use get_online_cpus/put_online_cpus in padata_free
padata: Add some code comments
padata: Flush the padata queues actively
padata: Use a timer to handle remaining objects in the reorder queues
crypto: shash - Remove usage of CRYPTO_MINALIGN
crypto: mv_cesa - Use resource_size
crypto: omap - OMAP macros corrected
padata: Use get_online_cpus/put_online_cpus
...
Fix up conflicts in arch/arm/mach-omap2/devices.c
Praveen Kalamegham [Wed, 19 May 2010 22:03:12 +0000 (17:03 -0500)]
PCI: hotplug: pciehp: Removed check for hotplug of display devices
Removed check to prevent hotplug of display devices within pciehp.
Originally this was thought to have been required within the PCI
Hotplug specification for some legacy devices. However there is
no such requirement in the most recent revision. The check prevents
hotplug of not only display devices but also computational GPUs
which require serviceability.
Signed-off-by: Praveen Kalamegham <praveen@nextio.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Ira W. Snyder [Thu, 1 Apr 2010 18:43:30 +0000 (11:43 -0700)]
PCI: read memory ranges out of Broadcom CNB20LE host bridge
Read the memory ranges behind the Broadcom CNB20LE host bridge out of the
hardware. This allows PCI hotplugging to work, since we know which memory
range to allocate PCI BAR's from.
The x86 PCI code automatically prefers the ACPI _CRS information when it is
available. In that case, this information is not used.
Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Felix Radensky [Sun, 28 Mar 2010 13:02:02 +0000 (16:02 +0300)]
PCI: Allow manual resource allocation for PCI hotplug bridges
At the moment only PCI-E briges can be flagged as hotplug, thus
allowing manual resource preallocation via pci=hpmemsize=nnM and
pci=hpiosize=nnM kernel parameters. Some PCI hotplug bridges, e.g.
PLX 6254 can also benefit from this functionalily, as kernel fails
to properly allocate their resources when hotplug device is added
and PCI bus is rescanned.
This patch adds header quirk for PLX 6254 that marks this bridge
as hotplug. Other PCI bridges with similar problems can use it
as well.
Signed-off-by: Felix Radensky <felix@embedded-sol.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Linus Torvalds [Fri, 21 May 2010 21:40:30 +0000 (14:40 -0700)]
Merge branch 'msm-video' of git://codeaurora.org/quic/kernel/dwalker/linux-msm
* 'msm-video' of git://codeaurora.org/quic/kernel/dwalker/linux-msm:
drivers: video: msm: add include msm_mdp.h
drivers: video: msm: default to no
Linus Torvalds [Fri, 21 May 2010 21:38:35 +0000 (14:38 -0700)]
Merge branch 'msm-mmc_sdcc' of git://codeaurora.org/quic/kernel/dwalker/linux-msm
* 'msm-mmc_sdcc' of git://codeaurora.org/quic/kernel/dwalker/linux-msm:
drivers: mmc: msm_sdcc: Add EMBEDDED_SDIO support
mmc: msm_sdcc: Fix issue where clocks could be disabled mid transaction
mmc: msm_sdcc: Fix the dma exec function to use the proper delays
mmc: msm_sdcc: Don't set host->curr.mrq until after we're sure the busclk timer won't fire
mmc: msm_sdcc: Enable busclk idle timer for power savings
mmc: msm_sdcc: Don't disable interrupts while suspending
mmc: msm_sdcc: Fix issue where we might not end a sucessfull request
mmc: msm_sdcc: Featurize busclock power save and disable it by default
mmc: msm_sdcc: Fix bug where busclk expiry timer was not properly disabled
mmc: msm_sdcc: Reduce command timeouts and improve reliability.
mmc: msm_sdcc: Schedule clock disable after probe
mmc: msm_sdcc: Wrap readl/writel calls with appropriate clk delays
mmc: msm_sdcc: Driver clocking/irq improvements
msm: Add 'execute' datamover callback
mmc: msm_sdcc: Snoop SDIO_CCCR_ABORT register
mmc: msm_sdcc: Clean up clock management and add a 10us delay after enabling clocks
David Daney [Fri, 14 May 2010 19:44:18 +0000 (12:44 -0700)]
MIPS: Use GCC __builtin_prefetch() to implement prefetch().
GCC's __builtin_prefetch() was introduced a long time ago, all
supported GCC versions have it. Lets do what the big boys up in
linux/prefetch.h do, except we use '1' as the third parameter to
provoke 'PREF 0,...' and 'PREF 1,...' instead of other prefetch
hints.
This allows for better code generation. In theory the existing
embedded asm could be optimized, but the compiler has these builtins,
so there is really no point.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1235/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
David Daney [Wed, 19 May 2010 21:16:32 +0000 (14:16 -0700)]
MIPS: Octeon: Serial port fixes for OCTEON simulator.
For the simulator, fake a slow clock to get fast output.
In prom_putchar we have to mask the value so the simulator doesn't
ASSERT when printing non-ASCII characters.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1255/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
David Daney [Wed, 19 May 2010 21:16:31 +0000 (14:16 -0700)]
MIPS: Octeon: Get rid of early serial.
Get rid of early_serial_setup, we use CONFIG_EARLY_PRINTK instead.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1254/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Florian Fainelli [Tue, 11 May 2010 09:20:14 +0000 (11:20 +0200)]
MIPS: AR7: prevent race between clock initialization and devices registration
ar7_regiser_devices needs ar7_clocks_init to have been called first,
however clock.o is currently linked later due to its order in the Makefile,
therefore ar7_clocks_init always gets called later than ar7_register_devices
because both have the same initcall level. Fix this by moving
ar7_register_devices to the right initcall level.
Reported-by: Michael J. Evans <mjevans1983@gmail.com>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
To: linux-mips@linux-mips.org
Cc: Ralf Baechle <ralf@linux-mips.org>
Patchwork: http://patchwork.linux-mips.org/patch/1212/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>