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Author SHA1 Message Date
Linus Torvalds 85ca7886f5 Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  tracing: Fix null pointer deref with SEND_SIG_FORCED
  perf: Fix signed comparison in perf_adjust_period()
  powerpc/oprofile: fix potential buffer overrun in op_model_cell.c
  perf symbols: Set the DSO long name when using symbol_conf.vmlinux_name
2010-06-10 09:30:09 -07:00
Alan Cox 79907d89c3 misc: Fix allocation 'borrowed' by vhost_net
10, 233 is allocated officially to /dev/kmview which is shipping in
Ubuntu and Debian distributions.  vhost_net seem to have borrowed it
without making a proper request and this causes regressions in the other
distributions.

vhost_net can use a dynamic minor so use that instead.  Also update the
file with a comment to try and avoid future misunderstandings.

cc: stable@kernel.org
Signed-off-by: Alan Cox <device@lanana.org>
[ We should have caught this before 2.6.34 got released.  - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-06-09 08:50:31 -07:00
Linus Torvalds f5c98a4094 Merge branch 'drm-fixes' of 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: (23 commits)
  drm/radeon: don't poll tv dac if crtc2 is in use.
  drm/radeon: reset i2c valid to avoid incorrect tv-out polling.
  drm/nv50: fix iommu errors caused by device reading from address 0
  drm/nouveau: off by one in init_i2c_device_find()
  nouveau: off by one in nv50_gpio_location()
  drm/nouveau: completely fail init if we fail to map the PRAMIN BAR
  drm/nouveau: match U/DP script against SOR link
  drm/radeon/kms/pm: resurrect printing power states
  drm/radeon/kms: add trivial debugging for voltage
  drm/radeon/kms/r600+: use voltage from requested clock mode (v3)
  drm/radeon/kms/pm: track current voltage (v2)
  drm/radeon/kms/pm: Disable voltage adjust on RS780/RS880
  drm/radeon/kms: fix typo in printing the HPD info
  drm/radeon/kms/pm: add mid profile
  drm/radeon/kms/pm: Misc fixes
  drm/radeon/kms/combios: fix typo in voltage fix
  drm/radeon/kms/evergreen: set accel_enabled
  drm/vmwgfx: return -EFAULT for copy_to_user errors
  drm/drm_crtc: return -EFAULT on copy_to_user errors
  drm/fb: use printk to print out the switching to text mode error.
  ...
2010-06-08 19:48:50 -07:00
Dave Chinner 0b5649278e writeback: pay attention to wbc->nr_to_write in write_cache_pages
If a filesystem writes more than one page in ->writepage, write_cache_pages
fails to notice this and continues to attempt writeback when wbc->nr_to_write
has gone negative - this trace was captured from XFS:

    wbc_writeback_start: towrt=1024
    wbc_writepage: towrt=1024
    wbc_writepage: towrt=0
    wbc_writepage: towrt=-1
    wbc_writepage: towrt=-5
    wbc_writepage: towrt=-21
    wbc_writepage: towrt=-85

This has adverse effects on filesystem writeback behaviour. write_cache_pages()
needs to terminate after a certain number of pages are written, not after a
certain number of calls to ->writepage are made.  This is a regression
introduced by 17bc6c30cf ("vfs: Add
no_nrwrite_index_update writeback control flag"), but cannot be reverted
directly due to subsequent bug fixes that have gone in on top of it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-06-08 18:12:44 -07:00
Oleg Nesterov b9b76dfaac tracing: Fix null pointer deref with SEND_SIG_FORCED
BUG: unable to handle kernel NULL pointer dereference at
	0000000000000006
IP: [<ffffffff8107bd37>] ftrace_raw_event_signal_generate+0x87/0x140

TP_STORE_SIGINFO() forgets about SEND_SIG_FORCED, fix.

We should probably export is_si_special() and change TP_STORE_SIGINFO()
to use it in the longer term.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Roland McGrath <roland@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Masami Hiramatsu <mhiramat@redhat.com>
Cc: 2.6.33.x-2.6.34.x <stable@kernel.org>
LKML-Reference: <20100603213409.GA8307@redhat.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
2010-06-08 23:51:32 +02:00
Alex Deucher 148a03bc0b drm/radeon/kms/evergreen: set accel_enabled
This is needed to enable accel in the ddx.  However,
due to a bug in older versions of the ddx, it relies
on accel being disabled in order to load properly on
evergreen chips.  To maintain compatility, we add a new
get accel param and call that from the ddx.  The old one
always returns false for evergreen cards.

[this fixes a regression with older userspaces on newer kernels].

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-06-08 09:34:42 +10:00
Tejun Heo 4daedcfe8c ahci: add pci quirk for JMB362
JMB362 is a new variant of jmicron controller which is similar to
JMB360 but has two SATA ports instead of one.  As there is no PATA
port, single function AHCI mode can be used as in JMB360.  Add pci
quirk for JMB362.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Aries Lee <arieslee@jmicron.com>
Cc: stable@kernel.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2010-06-07 16:03:10 -04:00
Linus Torvalds ed7dc1dfbc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (30 commits)
  X25: remove duplicated #include
  tcp: use correct net ns in cookie_v4_check()
  rps: tcp: fix rps_sock_flow_table table updates
  ppp_generic: fix multilink fragment sizes
  syncookies: remove Kconfig text line about disabled-by-default
  ixgbe: only check pfc bits in hang logic if pfc is enabled
  net: check for refcount if pop a stacked dst_entry
  ixgbe: return IXGBE_ERR_RAR_INDEX when out of range
  act_pedit: access skb->data safely
  sfc: Store port number in net_device::dev_id
  epic100: Test __BIG_ENDIAN instead of (non-existent) CONFIG_BIG_ENDIAN
  tehuti: return -EFAULT on copy_to_user errors
  isdn/kcapi: return -EFAULT on copy_from_user errors
  e1000e: change logical negate to bitwise
  sfc: Get port number from CS_PORT_NUM, not PCI function number
  cls_u32: use skb_header_pointer() to dereference data safely
  TCP: tcp_hybla: Fix integer overflow in slow start increment
  act_nat: fix the wrong checksum when addr isn't in old_addr/mask
  net/fec: fix pm to survive to suspend/resume
  korina: count RX DMA OVR as rx_fifo_error
  ...
2010-06-05 07:32:21 -07:00
Linus Torvalds 7f0d384caf Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6:
  Minix: Clean up left over label
  fix truncate inode time modification breakage
  fix setattr error handling in sysfs, configfs
  fcntl: return -EFAULT if copy_to_user fails
  wrong type for 'magic' argument in simple_fill_super()
  fix the deadlock in qib_fs
  mqueue doesn't need make_bad_inode()
2010-06-04 21:12:39 -07:00
Linus Torvalds 90ec781973 Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
  module: fix bne2 "gave up waiting for init of module libcrc32c"
  module: verify_export_symbols under the lock
  module: move find_module check to end
  module: make locking more fine-grained.
  module: Make module sysfs functions private.
  module: move sysfs exposure to end of load_module
  module: fix kdb's illicit use of struct module_use.
  module: Make the 'usage' lists be two-way
2010-06-04 21:09:48 -07:00
Rusty Russell 6407ebb271 module: Make module sysfs functions private.
These were placed in the header in ef665c1a06 to get the various
SYSFS/MODULE config combintations to compile.

That may have been necessary then, but it's not now.  These functions
are all local to module.c.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Randy Dunlap <randy.dunlap@oracle.com>
2010-06-05 11:17:36 +09:30
Rusty Russell c8e21ced08 module: fix kdb's illicit use of struct module_use.
Linus changed the structure, and luckily this didn't compile any more.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Martin Hicks <mort@sgi.com>
2010-06-05 11:17:36 +09:30
Linus Torvalds 2c02dfe7fe module: Make the 'usage' lists be two-way
When adding a module that depends on another one, we used to create a
one-way list of "modules_which_use_me", so that module unloading could
see who needs a module.

It's actually quite simple to make that list go both ways: so that we
not only can see "who uses me", but also see a list of modules that are
"used by me".

In fact, we always wanted that list in "module_unload_free()": when we
unload a module, we want to also release all the other modules that are
used by that module.  But because we didn't have that list, we used to
first iterate over all modules, and then iterate over each "used by me"
list of that module.

By making the list two-way, we simplify module_unload_free(), and it
allows for some trivial fixes later too.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (cleaned & rebased)
2010-06-05 11:17:35 +09:30
Steffen Klassert 8764ab2ca7 net: check for refcount if pop a stacked dst_entry
xfrm triggers a warning if dst_pop() drops a refcount
on a noref dst. This patch changes dst_pop() to
skb_dst_pop(). skb_dst_pop() drops the refcnt only
on a refcounted dst. Also we don't clone the child
dst_entry, so it is not refcounted and we can use
skb_dst_set_noref() in xfrm_output_one().

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-04 15:56:00 -07:00
Linus Torvalds 999fd1ab34 Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (23 commits)
  sh: Make intc messages consistent via pr_fmt.
  sh: make sure static declaration on ms7724se
  sh: make sure static declaration on mach-migor
  sh: make sure static declaration on mach-ecovec24
  sh: make sure static declaration on mach-ap325rxa
  clocksource: sh_cmt: compute mult and shift before registration
  clocksource: sh_tmu: compute mult and shift before registration
  sh: PIO disabling for x3proto and urquell.
  sh: mach-sdk7786: conditionally disable PIO support.
  sh: support for platforms without PIO.
  usb: r8a66597-hcd pio to mmio accessor conversion.
  usb: gadget: r8a66597-udc pio to mmio accessor conversion.
  usb: gadget: m66592-udc pio to mmio accessor conversion.
  sh: add romImage MMCIF boot for sh7724 and Ecovec V2
  sh: add boot code to MMCIF driver header
  sh: prepare MMCIF driver header file
  sh: allow romImage data between head.S and the zero page
  sh: Add support MMCIF for ecovec
  sh: remove duplicated #include
  input: serio: disable i8042 for non-cayman sh platforms.
  ...
2010-06-04 15:42:09 -07:00
Linus Torvalds 9a9620db07 Merge branch 'linux_next' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core
* 'linux_next' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core: (83 commits)
  i7core_edac: Better describe the supported devices
  Add support for Westmere to i7core_edac driver
  i7core_edac: don't free on success
  i7core_edac: Add support for X5670
  Always call i7core_[ur]dimm_check_mc_ecc_err
  i7core_edac: fix memory leak of i7core_dev
  EDAC: add __init to i7core_xeon_pci_fixup
  i7core_edac: Fix wrong device id for channel 1 devices
  i7core: add support for Lynnfield alternate address
  i7core_edac: Add initial support for Lynnfield
  i7core_edac: do not export static functions
  edac: fix i7core build
  edac: i7core_edac produces undefined behaviour on 32bit
  i7core_edac: Use a more generic approach for probing PCI devices
  i7core_edac: PCI device is called NONCORE, instead of NOCORE
  i7core_edac: Fix ringbuffer maxsize
  i7core_edac: First store, then increment
  i7core_edac: Better parse "any" addrmask
  i7core_edac: Use a lockless ringbuffer
  edac: Create an unique instance for each kobj
  ...
2010-06-04 15:39:54 -07:00
Linus Torvalds e620d1e39a Merge branch 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (87 commits)
  V4L/DVB: ivtv: Timing tweaks and code re-order to try and improve stability
  V4L/DVB: ivtv: Avoid accidental video standard change
  V4L/DVB: ivtvfb : Module load / unload fixes
  V4L/DVB: cx2341x: Report correct temporal setting for log-status
  V4L/DVB: cx18, cx23885, v4l2 doc, MAINTAINERS: Update Andy Walls' email address
  V4L/DVB: drivers/media: Eliminate a NULL pointer dereference
  V4L/DVB: dvb-core: Fix ULE decapsulation bug
  V4L/DVB: Bug fix: make IR work again for dm1105
  V4L/DVB: media/IR: nec-decoder needs to select BITREV
  V4L/DVB: video/saa7134: change dprintk() to i2cdprintk()
  V4L/DVB: video/saa7134: remove duplicate break
  V4L/DVB: IR/imon: add auto-config for 0xffdc rf device
  V4L/DVB: IR/imon: clean up usage of bools
  V4L/DVB: em28xx: remove unneeded null checks
  V4L/DVB: ngene: remove unused #include <linux/version.h>
  V4L/DVB: ak881x needs slab.h
  V4L/DVB: FusionHDTV: Use quick reads for I2C IR device probing
  V4L/DVB: Technotrend S2-3200 ships with a TT 1500 remote
  V4L/DVB: drivers/media: Use kzalloc
  V4L/DVB: m920x: Select simple tuner
  ...
2010-06-04 15:38:12 -07:00
Linus Torvalds d2dd328b7f Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: (27 commits)
  block: make blk_init_free_list and elevator_init idempotent
  block: avoid unconditionally freeing previously allocated request_queue
  pipe: change /proc/sys/fs/pipe-max-pages to byte sized interface
  pipe: change the privilege required for growing a pipe beyond system max
  pipe: adjust minimum pipe size to 1 page
  block: disable preemption before using sched_clock()
  cciss: call BUG() earlier
  Preparing 8.3.8rc2
  drbd: Reduce verbosity
  drbd: use drbd specific ratelimit instead of global printk_ratelimit
  drbd: fix hang on local read errors while disconnected
  drbd: Removed the now empty w_io_error() function
  drbd: removed duplicated #includes
  drbd: improve usage of MSG_MORE
  drbd: need to set socket bufsize early to take effect
  drbd: improve network latency, TCP_QUICKACK
  drbd: Revert "drbd: Create new current UUID as late as possible"
  brd: support discard
  Revert "writeback: fix WB_SYNC_NONE writeback from umount"
  Revert "writeback: ensure that WB_SYNC_NONE writeback with sb pinned is sync"
  ...
2010-06-04 15:37:44 -07:00
Oleg Nesterov 485d527686 sys_personality: change sys_personality() to accept "unsigned int" instead of u_long
task_struct->pesonality is "unsigned int", but sys_personality() paths use
"unsigned long pesonality".  This means that every assignment or
comparison is not right.  In particular, if this argument does not fit
into "unsigned int" __set_personality() changes the caller's personality
and then sys_personality() returns -EINVAL.

Turn this argument into "unsigned int" and avoid overflows.  Obviously,
this is the user-visible change, we just ignore the upper bits.  But this
can't break the sane application.

There is another thing which can confuse the poorly written applications.
User-space thinks that this syscall returns int, not long.  This means
that the returned value can be negative and look like the error code.  But
note that libc won't be confused and thus errno won't be set, and with
this patch the user-space can never get -1 unless sys_personality() really
fails.  And, most importantly, the negative RET != -1 is only possible if
that app previously called personality(RET).

Pointed-out-by: Wenming Zhang <wezhang@redhat.com>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-06-04 15:21:45 -07:00
Roberto Sassu 7d683a0999 wrong type for 'magic' argument in simple_fill_super()
It's used to superblock ->s_magic, which is unsigned long.

Signed-off-by: Roberto Sassu <roberto.sassu@polito.it>
Reviewed-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
CC: stable@kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2010-06-04 17:16:28 -04:00
Linus Torvalds bc23416cd4 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
  ALSA: hda-intel - fix wallclk variable update and condition
  ALSA: asihpi - Fix uninitialized variable
  ALSA: hda: Use LPIB for ASUS M2V
  usb/gadget: Replace the old USB audio FU definitions in f_audio.c
  ASoC: MX31ads sound support should depend on MACH_MX31ADS_WM1133_EV1
  ASoC: Add missing Kconfig entry for Phytec boards
  ALSA: usb-audio: export UAC2 clock selectors as mixer controls
  ALSA: usb-audio: clean up find_audio_control_unit()
  ALSA: usb-audio: add UAC2 sepecific Feature Unit controls
  ALSA: usb-audio: unify constants from specification
  ALSA: usb-audio: parse clock topology of UAC2 devices
  ALSA: usb-audio: fix selector unit string index accessor
  include/linux/usb/audio-v2.h: add more UAC2 details
  ALSA: usb-audio: support partially write-protected UAC2 controls
  ALSA: usb-audio: UAC2: clean up parsing of bmaControls
  ALSA: hda: Use LPIB for another mainboard
  ALSA: hda: Use mb31 quirk for an iMac model
  ALSA: hda: Use LPIB for an ASUS device
2010-06-04 09:48:03 -07:00
Linus Torvalds ad8456361f Merge branch 'upstream-linus' of 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: implement on-demand HPA unlocking
  libata: use the enlarged capacity after late HPA unlock
  SCSI: implement sd_unlock_native_capacity()
  libata-sff: trivial corrections to Kconfig help text
  sata_nv: don't diddle with nIEN on mcp55
  sata_via: magic vt6421 fix for transmission problems w/ WD drives
2010-06-03 15:48:15 -07:00
Linus Torvalds 39d112100e Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  sched, trace: Fix sched_switch() prev_state argument
  sched: Fix wake_affine() vs RT tasks
  sched: Make sure timers have migrated before killing the migration_thread
2010-06-03 15:47:51 -07:00
Linus Torvalds f150dba6d4 Merge branch 'perf-fixes-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  perf: Fix crash in swevents
  perf buildid-list: Fix --with-hits event processing
  perf scripts python: Give field dict to unhandled callback
  perf hist: fix objdump output parsing
  perf-record: Check correct pid when forking
  perf: Do the comm inheritance per thread in event__process_task
  perf: Use event__process_task from perf sched
  perf: Process comm events by tid
  blktrace: Fix new kernel-doc warnings
  perf_events: Fix unincremented buffer base on partial copy
  perf_events: Fix event scheduling issues introduced by transactional API
  perf_events, trace: Fix perf_trace_destroy(), mutex went missing
  perf_events, trace: Fix probe unregister race
  perf_events: Fix races in group composition
  perf_events: Fix races and clean up perf_event and perf_mmap_data interaction
2010-06-03 15:45:26 -07:00
Linus Torvalds 1067b6c2be Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (41 commits)
  drm/radeon/kms: make sure display hw is disabled when suspending
  drm/vmwgfx: Allow userspace to change default layout. Bump minor.
  drm/vmwgfx: Fix framebuffer modesetting
  drm/vmwgfx: Fix vga save / restore with display topology.
  vgaarb: use MIT license
  vgaarb: convert pr_devel() to pr_debug()
  drm: fix typos in Linux DRM Developer's Guide
  drm/radeon/kms/pm: voltage fixes
  drm/radeon/kms/pm: radeon_set_power_state fixes
  drm/radeon/kms/pm: patch default power state with default clocks/voltages on r6xx+
  drm/radeon/kms/pm: enable SetVoltage on r7xx/evergreen
  drm/radeon/kms/pm: add support for SetVoltage cmd table (V2)
  drm/radeon/kms/evergreen: add initial CS parser
  drm/kms: disable/enable poll around switcheroo on/off
  drm/nouveau: fixup confusion over which handle the DSM is hanging off.
  drm/nouveau: attempt to get bios from ACPI v3
  drm/nv50: cast IGP memory location to u64 before shifting
  drm/ttm: Fix ttm_page_alloc.c
  drm/ttm: Fix cached TTM page allocation.
  drm/vmwgfx: Remove some leftover debug messages.
  ...
2010-06-03 07:19:45 -07:00
Jens Axboe ff9da691c0 pipe: change /proc/sys/fs/pipe-max-pages to byte sized interface
This changes the interface to be based on bytes instead. The API
matches that of F_SETPIPE_SZ in that it rounds up the passed in
size so that the resulting page array is a power-of-2 in size.

The proc file is renamed to /proc/sys/fs/pipe-max-size to
reflect this change.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-06-03 14:54:39 +02:00
Jakob Bornecrantz d8bd19d2af drm/vmwgfx: Allow userspace to change default layout. Bump minor.
The host may change the layout and, since the change is
communicated to the master, the master needs a way to
communicate the change to the kernel driver.

The minor version number is bumped to advertize the
availability of this feature.

Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-06-03 13:13:36 +10:00
Tiago Vignatti c0db9cbc73 vgaarb: use MIT license
Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Cc: Henry Zhao <Henry.Zhao@Sun.COM>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-06-03 13:13:34 +10:00
Tejun Heo d8d9129ea2 libata: implement on-demand HPA unlocking
Implement ata_scsi_unlock_native_capacity() which will be called
through SCSI layer when block layer notices that partitions on a
device extend beyond the end of the device.  It requests EH to unlock
HPA, waits for completion and returns the current device capacity.

This allows libata to unlock HPA on demand instead of having to decide
whether to unlock upfront.  Unlocking on demand is safer than
unlocking by upfront because some BIOSes write private data to the
area beyond HPA limit.  This was suggested by Ben Hutchings.

Signed-off-by: Tejun Heo <tj@kernel.org>
Suggested-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2010-06-02 13:50:10 -04:00
Tejun Heo 72ec24bd77 SCSI: implement sd_unlock_native_capacity()
Implement sd_unlock_native_capacity() method which calls into
hostt->unlock_native_capacity() if implemented.  This will be invoked
by block layer if partitions extend beyond the end of the device and
can be used to implement, for example, on-demand ATA host protected
area unlocking.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2010-06-02 13:50:04 -04:00
Takashi Iwai c7a441bba9 Merge branch 'fix/hda' into for-linus 2010-06-02 14:18:06 +02:00
Linus Torvalds 709d015bb8 Merge branch 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel
* 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel: (41 commits)
  drm/i915: add HAS_BSD check to i915_getparam
  drm/i915: Honor sync polarity from VBT panel timing descriptors
  drm/i915: Unmask interrupt for render engine on Sandybridge
  drm/i915: Fix PIPE_CONTROL command on Sandybridge
  drm/i915: Fix up address spaces in slow_kernel_write()
  drm/i915: Use non-atomic kmap for slow copy paths
  drm/i915: Avoid moving from CPU domain during pwrite
  drm/i915: Cleanup after failed initialization of ringbuffers
  drm/i915: Reject bind_to_gtt() early if object > aperture
  drm/i915: Check error code whilst moving buffer to GTT domain.
  drm/i915: Remove spurious warning "Failure to install fence"
  drm/i915: Rebind bo if currently bound with incorrect alignment.
  drm/i915: Include pitch in set_base debug statement.
  drm/i915: Only print "nothing to do" debug message as required.
  drm/i915: Propagate error from unbinding an unfenceable object.
  drm/i915: Avoid nesting of domain changes when setting display plane
  drm/i915: Hold the spinlock whilst resetting unpin_work along error path
  drm/i915: Only print an message if there was an error
  drm/i915: Clean up leftover bits from hws move to ring structure.
  drm/i915: Add CxSR support on Pineview DDR3
  ...
2010-06-01 14:12:27 -07:00
Zou Nan hai e3a815fcd3 drm/i915: add HAS_BSD check to i915_getparam
This will let userland only try to use the new media decode
functionality when the appropriate kernel is present.

Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
2010-06-01 11:21:09 -07:00
Linus Torvalds 1f73897861 Merge branch 'for-35' of git://repo.or.cz/linux-kbuild
* 'for-35' of git://repo.or.cz/linux-kbuild: (81 commits)
  kbuild: Revert part of e8d400a to resolve a conflict
  kbuild: Fix checking of scm-identifier variable
  gconfig: add support to show hidden options that have prompts
  menuconfig: add support to show hidden options which have prompts
  gconfig: remove show_debug option
  gconfig: remove dbg_print_ptype() and dbg_print_stype()
  kconfig: fix zconfdump()
  kconfig: some small fixes
  add random binaries to .gitignore
  kbuild: Include gen_initramfs_list.sh and the file list in the .d file
  kconfig: recalc symbol value before showing search results
  .gitignore: ignore *.lzo files
  headerdep: perlcritic warning
  scripts/Makefile.lib: Align the output of LZO
  kbuild: Generate modules.builtin in make modules_install
  Revert "kbuild: specify absolute paths for cscope"
  kbuild: Do not unnecessarily regenerate modules.builtin
  headers_install: use local file handles
  headers_check: fix perl warnings
  export_report: fix perl warnings
  ...
2010-06-01 08:55:52 -07:00
Jens Axboe b4ca761577 Merge branch 'master' into for-linus
Conflicts:
	fs/pipe.c

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-06-01 12:42:12 +02:00
Jens Axboe 28f4197e5d block: disable preemption before using sched_clock()
Commit 9195291e5f added calls to
sched_clock() from preemptible code. sched_clock() is both the
wrong interface AND cannot be called without preempt disabled.

Apply a temporary fix to get rid of the warnings, a real patch
is in the works.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-06-01 12:23:18 +02:00
Philipp Reisner 099c5c310e Preparing 8.3.8rc2
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-06-01 11:12:28 +02:00
Jens Axboe 0e3c9a2284 Revert "writeback: fix WB_SYNC_NONE writeback from umount"
This reverts commit e913fc825d.

We are investigating a hang associated with the WB_SYNC_NONE changes,
so revert them for now.

Conflicts:

	fs/fs-writeback.c
	mm/page-writeback.c

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
2010-06-01 11:08:43 +02:00
Peter Zijlstra 02f726949f sched, trace: Fix sched_switch() prev_state argument
For CONFIG_PREEMPT=y kernels the sched_switch(.prev_state) argument isn't
useful because we can get preempted with current->state != TASK_RUNNING
without actually getting removed from the runqueue.

Cure this by treating all preempted tasks as runnable from the tracer's
point of view.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cautiously-acked-by: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <1275322715.27810.23323.camel@twins>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-06-01 09:27:17 +02:00
David S. Miller 5953a30347 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6 2010-05-31 23:44:57 -07:00
Eric Dumazet b1faf56664 net: sock_queue_err_skb() dont mess with sk_forward_alloc
Correct sk_forward_alloc handling for error_queue would need to use a
backlog of frames that softirq handler could not deliver because socket
is owned by user thread. Or extend backlog processing to be able to
process normal and error packets.

Another possibility is to not use mem charge for error queue, this is
what I implemented in this patch.

Note: this reverts commit 29030374
(net: fix sk_forward_alloc corruptions), since we dont need to lock
socket anymore.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-31 23:44:05 -07:00
Herton Ronaldo Krzesinski 63fc31e8d0 V4L/DVB: saa7134: add RM-K6 remote control support for Avermedia M135A
This change adds support for one more remote control type for Avermedia
M135A (model RM-K6), shipped with Positivo machines.

Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-06-01 01:22:09 -03:00
Herton Ronaldo Krzesinski 9e1d9e7bac V4L/DVB: saa7134: add support for Avermedia M733A
This change adds support for Avermedia M733A. The original version for
linux 2.6.31 was sent to me from Avermedia, original author is unknown.
I ported it to current kernels, expanded and fixed key code handling for
RM-K6 remote control, and added an additional pci id also supported.

[mchehab@redhat.com: make checkpatch.pl happier]
Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-06-01 01:21:52 -03:00
Hans Verkuil 3805f20193 V4L/DVB: v4l2-subdev.h: fix enum_mbus_fmt prototype
enum_mbus_fmt received an index argument that was defined as an int instead
of an unsigned int. This is now fixed. This had the knock-on effect that the
index argument in the callback get_formats in soc_camera.h also had to be
changed to unsigned int.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-06-01 01:21:40 -03:00
Hans Verkuil 260bb38a21 V4L/DVB: v4l2-mediabus.h: added V4L2_MBUS_FMT_SGRBG8_1X8
Needed for mt9v011.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-06-01 01:21:33 -03:00
Hans Verkuil 3a21ceed7f V4L/DVB: v4l2-mediabus.h: add two helper functions
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-06-01 01:21:24 -03:00
Dave Airlie 36d1701c50 Merge remote branch 'nouveau/for-airlied' of ../drm-nouveau-next into drm-testing
* 'nouveau/for-airlied' of ../drm-nouveau-next:
  drm/nv50: cast IGP memory location to u64 before shifting
  drm/nv50: use alternate source of SOR_MODE_CTRL for DP hack
  drm/nouveau: fix dual-link displays when plugged into single-link outputs
  drm/nv50: obey dcb->duallink_possible
  drm/nv50: fix duallink_possible calculation for DCB 4.0 cards
  drm/nouveau: don't execute INIT_GPIO unless we're really running the table
  drm/nv40: allow cold-booting of nv4x chipsets
  drm/nouveau: fix POST detection for certain chipsets
  drm/nouveau: Add getparam for current PTIMER time.
  drm/nouveau: allow cursor image and position to survive suspend
2010-06-01 11:32:29 +10:00
Dave Airlie fbf81762e3 drm/kms: disable/enable poll around switcheroo on/off
Because we aren't in a suspend state the poll will still run when we have switcherooed a card off.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-06-01 10:36:02 +10:00
Daniel Mack 65f25da44b ALSA: usb-audio: unify constants from specification
Move more definitions from private enums to appropriate header files.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-05-31 18:17:22 +02:00
Daniel Mack 7176d37a28 ALSA: usb-audio: fix selector unit string index accessor
This is another regression from the UAC2 code refactoring.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-05-31 18:16:31 +02:00