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2010-07-21Fix up trivial spelling errors ('taht' -> 'that')Linus Torvalds
Pointed out by Lucas who found the new one in a comment in setup_percpu.c. And then I fixed the others that I grepped for. Reported-by: Lucas <canolucas@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-21ACPI: fix unused function warningKOSAKI Motohiro
CONFIG_ACPI_PROCFS=n: drivers/acpi/processor_idle.c:83: warning: 'us_to_pm_timer_ticks' defined but not used. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Len Brown <len.brown@intel.com>
2010-07-21kbuild: Fix make rpmMichal Marek
make rpm was broken by commit 0915512: make clean set -e; cd ..; ln -sf /usr/src/iwlwifi-2.6 kernel-2.6.35rc4wl /bin/sh /usr/src/iwlwifi-2.6/scripts/setlocalversion --scm-only > /usr/src/iwlwifi-2.6/.scmversion cat: .scmversion: input file is output file make[1]: *** [rpm] Error 1 Reported-and-tested-by: "Zheng, Jiajia" <jiajia.zheng@intel.com> Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-07-21pcmcia: fix 'driver ... did not release config properly' warningPatrick McHardy
Up to 2.6.34 pcmcia_release_irq() reset p_dev->_irq to 0 after releasing the irq. The IRQ is now released in pcmcia_disable_device(), however p_dev->_irq is not reset, triggering a warning in pcmcia_device_remove(). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-07-21Kconfig.debug: FAIL_IO_TIMEOUT: typo Faul -> FaultTakuya Yoshikawa
The last 't' of 'fault' is missing in the description of FAIL_IO_TIMEOUT. Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2010-07-21Merge branch 'fix' of ↵Russell King
git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6
2010-07-21Merge git://git.kernel.org/pub/scm/linux/kernel/git/nico/orion into devel-stableRussell King
2010-07-21Input: samsung-keypad - Add samsung keypad driverJoonyoung Shim
This patch adds support for keypad driver running on Samsung cpus. This driver is tested on GONI and Aquila board using S5PC110 cpu. [ch.naveen@samsung.com: tested on SMDK6410, SMDKC100, and SMDKV210] Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Tested-by: Naveen Krishna Ch <ch.naveen@samsung.com> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2010-07-21mm: add context argument to shrinker callback to remaining shrinkersDave Chinner
Add the shrinkers missed in the first conversion of the API in commit 7f8275d0d660c146de6ee3017e1e2e594c49e820 ("mm: add context argument to shrinker callback"). Signed-off-by: Dave Chinner <dchinner@redhat.com>
2010-07-20Input: i8042 - reset keyboard controller wehen resuming from S2RDmitry Torokhov
Some laptops, such as Lenovo 3000 N100, require keyboard controller reset in order to have touchpad operable after suspend to RAM. Even if box does not need the reset it should be safe to do so, so instead of chasing after misbehaving boxes and grow DMI tables, let's reset the controller unconditionally. Reported-and-tested-by: Jerome Lacoste <jerome.lacoste@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2010-07-20Input: twl40300-keypad - fix handling of "all ground" rowsDmitry Torokhov
The Nokia RX51 board code (arch/arm/mach-omap2/board-rx51-peripherals.c) defines a key map for the matrix keypad keyboard. The hardware seems to use all of the 8 rows and 8 columns of the keypad, although not all possible locations are used. The TWL4030 supports keypads with at most 8 rows and 8 columns. Most keys are defined with a row and column number between 0 and 7, except KEY(0xff, 2, KEY_F9), KEY(0xff, 4, KEY_F10), KEY(0xff, 5, KEY_F11), which represent keycodes that should be emitted when entire row is connected to the ground. since the driver handles this case as if we had an extra column in the key matrix. Unfortunately we do not allocate enough space and end up owerwriting some random memory. Reported-and-tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: stable@kernel.org Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2010-07-20Input: gamecon - reference correct pad in gc_psx_command()Dmitry Torokhov
Otherwise we won't see any events from the gamepad. Addresses https://bugzilla.kernel.org/show_bug.cgi?id=16408 Reported-and-tested-by: Eugene Yudin <eugene.yudin@gmail.com> Cc: stable@kernel.org Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2010-07-20Input: gamecon - reference correct input device in NES modeDmitry Torokhov
We moved input devices from 'struct gc' to individial pads (struct gc-pad), but gc_nes_process_packet() was still trying to use old ones and crashing. Cc: stable@kernel.org Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2010-07-20math-emu: correct test for downshifting fraction in _FP_FROM_INT()Mikael Pettersson
The kernel's math-emu code contains a macro _FP_FROM_INT() which is used to convert an integer to a raw normalized floating-point value. It does this basically in three steps: 1. Compute the exponent from the number of leading zero bits. 2. Downshift large fractions to put the MSB in the right position for normalized fractions. 3. Upshift small fractions to put the MSB in the right position. There is an boundary error in step 2, causing a fraction with its MSB exactly one bit above the normalized MSB position to not be downshifted. This results in a non-normalized raw float, which when packed becomes a massively inaccurate representation for that input. The impact of this depends on a number of arch-specific factors, but it is known to have broken emulation of FXTOD instructions on UltraSPARC III, which was originally reported as GCC bug 44631 <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44631>. Any arch which uses math-emu to emulate conversions from integers to same-size floats may be affected. The fix is simple: the exponent comparison used to determine if the fraction should be downshifted must be "<=" not "<". I'm sending a kernel module to test this as a reply to this message. There are also SPARC user-space test cases in the GCC bug entry. Signed-off-by: Mikael Pettersson <mikpe@it.uu.se> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-07-20Merge branch 'drm-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/r600: fix possible NULL pointer derefernce drm/radeon/kms: add quirk for ASUS HD 3600 board include/linux/vgaarb.h: add missing part of include guard drm/nouveau: Fix crashes during fbcon init on single head cards. drm/nouveau: fix pcirom vbios shadow breakage from acpi rom patch drm/radeon/kms: fix shared ddc harder drm/i915: enable low power render writes on GEN3 hardware. drm/i915: Define MI_ARB_STATE bits vmwgfx: return -EFAULT if copy_to_user fails fb: handle allocation failure in alloc_apertures() drm: radeon: check kzalloc() result drm/ttm: Fix build on architectures without AGP drm/radeon/kms: fix gtt MC base alignment on rs4xx/rs690/rs740 asics drm/radeon/kms: fix possible mis-detection of sideport on rs690/rs740 drm/radeon/kms: fix legacy tv-out pal mode
2010-07-20Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 Conflicts: drivers/vhost/net.c net/bridge/br_device.c Fix merge conflict in drivers/vhost/net.c with guidance from Stephen Rothwell. Revert the effects of net-2.6 commit 573201f36fd9c7c6d5218cdcd9948cee700b277d since net-next-2.6 has fixes that make bridge netpoll work properly thus we don't need it disabled. Signed-off-by: David S. Miller <davem@davemloft.net>
2010-07-21drm/r600: fix possible NULL pointer derefernceAlex Deucher
Reported-by: Alexander Y. Fomichev <git.user@gmail.com> Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-21drm/radeon/kms: add quirk for ASUS HD 3600 boardAlex Deucher
Connector is actually DVI rather than HDMI. Reported-by: trapDoor <trapdoor6@gmail.com> Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-21include/linux/vgaarb.h: add missing part of include guardDoug Goldstein
vgaarb.h was missing the #define of the #ifndef at the top for the guard to prevent multiple #include's from causing re-define errors Signed-off-by: Doug Goldstein <cardoe@gentoo.org> Cc: Dave Airlie <airlied@redhat.com> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-20Merge 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: do not include cap/dentry releases in replayed messages ceph: reuse request message when replaying against recovering mds ceph: fix creation of ipv6 sockets ceph: fix parsing of ipv6 addresses ceph: fix printing of ipv6 addrs ceph: add kfree() to error path ceph: fix leak of mon authorizer ceph: fix message revocation
2010-07-20Merge branch 'linuxdocs' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rdunlap/linux-docs * 'linuxdocs' of git://git.kernel.org/pub/scm/linux/kernel/git/rdunlap/linux-docs: documentation: fix almost duplicate filenames (IO/io-mapping.txt)
2010-07-20Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (24 commits) bridge: Partially disable netpoll support tcp: fix crash in tcp_xmit_retransmit_queue IPv6: fix CoA check in RH2 input handler (mip6_rthdr_input()) ibmveth: lost IRQ while closing/opening device leads to service loss rt2x00: Fix lockdep warning in rt2x00lib_probe_dev() vhost: avoid pr_err on condition guest can trigger ipmr: Don't leak memory if fib lookup fails. vhost-net: avoid flush under lock net: fix problem in reading sock TX queue net/core: neighbour update Oops net: skb_tx_hash() fix relative to skb_orphan_try() rfs: call sock_rps_record_flow() in tcp_splice_read() xfrm: do not assume that template resolving always returns xfrms hostap_pci: set dev->base_addr during probe axnet_cs: use spin_lock_irqsave in ax_interrupt dsa: Fix Kconfig dependencies. act_nat: not all of the ICMP packets need an IP header payload r8169: incorrect identifier for a 8168dp Phonet: fix skb leak in pipe endpoint accept() Bluetooth: Update sec_level/auth_type for already existing connections ...
2010-07-20vfs: fix RCU-lockdep false positive due to /procPaul E. McKenney
If a single-threaded process does a file-descriptor operation, and some other process accesses that same file descriptor via /proc, the current rcu_dereference_check_fdtable() can give a false-positive RCU-lockdep splat due to the reference count being increased by the /proc access after the reference-count check in fget_light() but before the check in rcu_dereference_check_fdtable(). This commit prevents this false positive by checking for a single-threaded process. To avoid #include hell, this commit uses the wrapper for thread_group_empty(current) defined by rcu_my_thread_group_empty() provided in a separate commit. Located-by: Miles Lane <miles.lane@gmail.com> Located-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Al Viro <viro@ZenIV.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20sdhci-s3c: add missing remove functionMarek Szyprowski
System will crash sooner or later once the memory with the code of the s3c-sdhci.ko module is reused for something else. I really have no idea how the lack of remove function went unnoticed into the mainline code. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20Andres has movedAndres Salomon
My Collabora address is no longer enabled - update the MODULE_AUTHOR fields of drivers to my current email address. Signed-off-by: Andres Salomon <dilinger@queued.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20x86,nobootmem: make alloc_bootmem_node fall back to other node when 32bit ↵Yinghai Lu
numa is used Borislav Petkov reported his 32bit numa system has problem: [ 0.000000] Reserving total of 4c00 pages for numa KVA remap [ 0.000000] kva_start_pfn ~ 32800 max_low_pfn ~ 375fe [ 0.000000] max_pfn = 238000 [ 0.000000] 8202MB HIGHMEM available. [ 0.000000] 885MB LOWMEM available. [ 0.000000] mapped low ram: 0 - 375fe000 [ 0.000000] low ram: 0 - 375fe000 [ 0.000000] alloc (nid=8 100000 - 7ee00000) (1000000 - ffffffff) 1000 1000 => 34e7000 [ 0.000000] alloc (nid=8 100000 - 7ee00000) (1000000 - ffffffff) 200 40 => 34c9d80 [ 0.000000] alloc (nid=0 100000 - 7ee00000) (1000000 - ffffffffffffffff) 180 40 => 34e6140 [ 0.000000] alloc (nid=1 80000000 - c7e60000) (1000000 - ffffffffffffffff) 240 40 => 80000000 [ 0.000000] BUG: unable to handle kernel paging request at 40000000 [ 0.000000] IP: [<c2c8cff1>] __alloc_memory_core_early+0x147/0x1d6 [ 0.000000] *pdpt = 0000000000000000 *pde = f000ff53f000ff00 ... [ 0.000000] Call Trace: [ 0.000000] [<c2c8b4f8>] ? __alloc_bootmem_node+0x216/0x22f [ 0.000000] [<c2c90c9b>] ? sparse_early_usemaps_alloc_node+0x5a/0x10b [ 0.000000] [<c2c9149e>] ? sparse_init+0x1dc/0x499 [ 0.000000] [<c2c79118>] ? paging_init+0x168/0x1df [ 0.000000] [<c2c780ff>] ? native_pagetable_setup_start+0xef/0x1bb looks like it allocates too much high address for bootmem. Try to cut limit with get_max_mapped() Reported-by: Borislav Petkov <borislav.petkov@amd.com> Tested-by: Conny Seidel <conny.seidel@amd.com> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: <stable@kernel.org> [2.6.34.x] Cc: Ingo Molnar <mingo@elte.hu> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Lee Schermerhorn <lee.schermerhorn@hp.com> Cc: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20x86, numa: fix boot without RAM on node0 againYinghai Lu
Commit e534c7c5f8d6 ("numa: x86_64: use generic percpu var numa_node_id() implementation") broke numa systems that don't have ram on node0 when MEMORY_HOTPLUG is enabled, because cpu_up() will call cpu_to_node() before per_cpu(numa_node) is setup for APs. When Node0 doesn't have RAM, on x86, cpus already round it to nearest node with RAM in x86_cpu_to_node_map. and per_cpu(numa_node) is not set up until in c_init for APs. When later cpu_up() calling cpu_to_node() will get 0 again, and make it online even there is no RAM on node0. so later all APs can not booted up, and later will have panic. [ 1.611101] On node 0 totalpages: 0 ......... [ 2.608558] On node 0 totalpages: 0 [ 2.612065] Brought up 1 CPUs [ 2.615199] Total of 1 processors activated (3990.31 BogoMIPS). ... 93.225341] calling loop_init+0x0/0x1a4 @ 1 [ 93.229314] PERCPU: allocation failed, size=80 align=8, failed to populate [ 93.246539] Pid: 1, comm: swapper Tainted: G W 2.6.35-rc4-tip-yh-04371-gd64e6c4-dirty #354 [ 93.264621] Call Trace: [ 93.266533] [<ffffffff81125e43>] pcpu_alloc+0x83a/0x8e7 [ 93.270710] [<ffffffff81125f15>] __alloc_percpu+0x10/0x12 [ 93.285849] [<ffffffff8140786c>] alloc_disk_node+0x94/0x16d [ 93.291811] [<ffffffff81407956>] alloc_disk+0x11/0x13 [ 93.306157] [<ffffffff81503e51>] loop_alloc+0xa7/0x180 [ 93.310538] [<ffffffff8277ef48>] loop_init+0x9b/0x1a4 [ 93.324909] [<ffffffff8277eead>] ? loop_init+0x0/0x1a4 [ 93.329650] [<ffffffff810001f2>] do_one_initcall+0x57/0x136 [ 93.345197] [<ffffffff827486d0>] kernel_init+0x184/0x20e [ 93.348146] [<ffffffff81034954>] kernel_thread_helper+0x4/0x10 [ 93.365194] [<ffffffff81c7cc3c>] ? restore_args+0x0/0x30 [ 93.369305] [<ffffffff8274854c>] ? kernel_init+0x0/0x20e [ 93.386011] [<ffffffff81034950>] ? kernel_thread_helper+0x0/0x10 [ 93.392047] loop: out of memory ... Try to assign per_cpu(numa_node) early [akpm@linux-foundation.org: tidy up code comment] Signed-off-by: Yinghai <yinghai@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Tejun Heo <tj@kernel.org> Cc: Denys Vlasenko <vda.linux@googlemail.com> Acked-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20edac: mpc85xx: add support for MPC8569 EDAC controllersAnton Vorontsov
Simply add a proper ID into the device table. Signed-off-by: Anton Vorontsov <avorontsov@mvista.com> Cc: Doug Thompson <dougthompson@xmission.com> Cc: Peter Tyser <ptyser@xes-inc.com> Cc: Dave Jiang <djiang@mvista.com> Cc: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20edac: mpc85xx: fix MPC85xx dependencyAnton Vorontsov
Since commit 5753c082f66eca5be81f6bda85c1718c5eea6ada ("powerpc/85xx: Kconfig cleanup"), there is no MPC85xx Kconfig symbol anymore, so the driver became non-selectable. This patch fixes the issue by switching to PPC_85xx symbol. Signed-off-by: Anton Vorontsov <avorontsov@mvista.com> Cc: Doug Thompson <dougthompson@xmission.com> Cc: Peter Tyser <ptyser@xes-inc.com> Cc: Dave Jiang <djiang@mvista.com> Cc: Kumar Gala <galak@kernel.crashing.org> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20mm/vmscan.c: fix mapping use after freeNick Piggin
We need lock_page_nosync() here because we have no reference to the mapping when taking the page lock. Signed-off-by: Nick Piggin <npiggin@suse.de> Reviewed-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20ipc/sem.c: bugfix for semop() not reporting successful operationManfred Spraul
The last change to improve the scalability moved the actual wake-up out of the section that is protected by spin_lock(sma->sem_perm.lock). This means that IN_WAKEUP can be in queue.status even when the spinlock is acquired by the current task. Thus the same loop that is performed when queue.status is read without the spinlock acquired must be performed when the spinlock is acquired. Thanks to kamezawa.hiroyu@jp.fujitsu.com for noticing lack of the memory barrier. Addresses https://bugzilla.kernel.org/show_bug.cgi?id=16255 [akpm@linux-foundation.org: clean up kerneldoc, checkpatch warning and whitespace] Signed-off-by: Manfred Spraul <manfred@colorfullife.com> Reported-by: Luca Tettamanti <kronos.it@gmail.com> Tested-by: Luca Tettamanti <kronos.it@gmail.com> Reported-by: Christoph Lameter <cl@linux-foundation.org> Cc: Maciej Rutecki <maciej.rutecki@gmail.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-07-20tracing: Properly align linker defined symbolsSam Ravnborg
We define a number of symbols in the linker scipt like this: __start_syscalls_metadata = .; *(__syscalls_metadata) But we do not know the alignment of "." when we assign the __start_syscalls_metadata symbol. gcc started to uses bigger alignment for structs (32 bytes), so we saw situations where the linker due to alignment constraints increased the value of "." after the symbol assignment. This resulted in boot fails. Fix this by forcing a 32 byte alignment of "." before the assignment. This patch introduces the forced alignment for ftrace_events and syscalls_metadata. It may be required in more places. Reported-by: Zeev Tarantov <zeev.tarantov@gmail.com> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> LKML-Reference: <20100710063459.GA14596@merkur.ravnborg.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2010-07-21drm/nouveau: Fix crashes during fbcon init on single head cards.Francisco Jerez
this fixes a regression since the fbcon rework. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-21drm/nouveau: fix pcirom vbios shadow breakage from acpi rom patchBen Skeggs
On nv50 it became impossible to attempt a PCI ROM shadow of the VBIOS, which will break some setups. This patch also removes the different ordering of shadow methods for pre-nv50 chipsets. The reason for the different ordering was paranoia, but it should hopefully be OK to try shadowing PRAMIN first. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-21drm/radeon/kms: fix shared ddc harderAlex Deucher
This fixes a regression caused by b2ea4aa67bfd084834edd070e0a4a47857d6db59 due to the way shared ddc with multiple digital connectors was handled. You generally have two cases where DDC lines are shared: - HDMI + VGA - HDMI + DVI-D HDMI + VGA is easy to deal with because you can check the EDID for the to see if the attached monitor is digital. A shared DDC line with two digital connectors is more complex. You can't use the hdmi bits in the EDID since they may not be there with DVI<->HDMI adapters. In this case all we can do is check the HPD pins to see which is connected as we have no way of knowing using the EDID. Reported-by: trapdoor6@gmail.com Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-07-20x86, i8259: Only register sysdev if we have a real 8259 PICAdam Lackorzynski
My platform makes use of the null_legacy_pic choice and oopses when doing a shutdown as the shutdown code goes through all the registered sysdevs and calls their shutdown method which in my case poke on a non-existing i8259. Imho the i8259 specific sysdev should only be registered if the i8259 is actually there. Do not register the sysdev function when the null_legacy_pic is used so that the i8259 resume, suspend and shutdown functions are not called. Signed-off-by: Adam Lackorzynski <adam@os.inf.tu-dresden.de> LKML-Reference: <201007202218.o6KMIJ3m020955@imap1.linux-foundation.org> Cc: Jacob Pan <jacob.jun.pan@intel.com> Cc: <stable@kernel.org> 2.6.34 Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2010-07-20rtl8180: improve signal reporting for rtl8185 hardwareJohn W. Linville
The existing code seemed to be somewhat based on the datasheet, but varied substantially from the vendor-provided driver. This mirrors the handling of the rtl8185 case from that driver, but still neglects the specifics for the rtl8180 hardware. Those details are a bit muddled... Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20mwl8k: correct/silence sparse warningsJohn W. Linville
drivers/net/wireless/mwl8k.c:1541:21: warning: incorrect type in assignment (different base types) drivers/net/wireless/mwl8k.c:1541:21: expected restricted __le16 [usertype] result drivers/net/wireless/mwl8k.c:1541:21: got int drivers/net/wireless/mwl8k.c:1575:42: expected unsigned short [unsigned] [usertype] cmd drivers/net/wireless/mwl8k.c:1575:42: got restricted __le16 [usertype] code drivers/net/wireless/mwl8k.c:1587:50: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1587:50: expected unsigned short [unsigned] [usertype] cmd drivers/net/wireless/mwl8k.c:1587:50: got restricted __le16 [usertype] code drivers/net/wireless/mwl8k.c:1592:50: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1592:50: expected unsigned short [unsigned] [usertype] cmd drivers/net/wireless/mwl8k.c:1592:50: got restricted __le16 [usertype] code drivers/net/wireless/mwl8k.c:1845:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1845:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1845:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:1848:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1848:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1848:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:1851:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1851:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1851:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:1854:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1854:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1854:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:1857:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1857:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1857:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:1860:27: warning: incorrect type in argument 1 (different base types) drivers/net/wireless/mwl8k.c:1860:27: expected unsigned int [unsigned] [usertype] <noident> drivers/net/wireless/mwl8k.c:1860:27: got restricted __le32 [usertype] <noident> drivers/net/wireless/mwl8k.c:3055:20: warning: incorrect type in assignment (different base types) drivers/net/wireless/mwl8k.c:3055:20: expected restricted __le16 [usertype] ht_caps drivers/net/wireless/mwl8k.c:3055:20: got unsigned short [unsigned] [usertype] cap At least the last one looks like a real bug... Signed-off-by: John W. Linville <linville@tuxdriver.com> Acked-by: Lennert Buytenhek <buytenh@wantstofly.org>
2010-07-20wireless: remove unnecessary reg_same_country_ie_hintJohn W. Linville
"Might as well remove reg_same_country_ie_hint() completely since we already dealt with suspend/resume through the regulatory hint disconnect." -- Luis Reported-by: Luis R. Rodriguez <mcgrof@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20rt2x00: correct sparse warning in rt2x00debug.cJohn W. Linville
CHECK drivers/net/wireless/rt2x00/rt2x00debug.c drivers/net/wireless/rt2x00/rt2x00debug.c:193:28: warning: incorrect type in assignment (different base types) drivers/net/wireless/rt2x00/rt2x00debug.c:193:28: expected restricted __le32 [usertype] chip_rev drivers/net/wireless/rt2x00/rt2x00debug.c:193:28: got restricted __le16 [usertype] <noident> Signed-off-by: John W. Linville <linville@tuxdriver.com> Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
2010-07-20libipw: correct sparse warnings and mark some variables staticJohn W. Linville
CHECK drivers/net/wireless/ipw2x00/libipw_module.c drivers/net/wireless/ipw2x00/libipw_module.c:65:21: warning: symbol 'libipw_config_ops' was not declared. Should it be static? drivers/net/wireless/ipw2x00/libipw_module.c:66:6: warning: symbol 'libipw_wiphy_privid' was not declared. Should it be static? CHECK drivers/net/wireless/ipw2x00/libipw_wx.c drivers/net/wireless/ipw2x00/libipw_wx.c:415:17: warning: symbol 'ssid' shadows an earlier one drivers/net/wireless/ipw2x00/libipw_wx.c:324:9: originally declared here Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20ipw2100: mark ipw2100_pm_qos_req staticJohn W. Linville
CHECK drivers/net/wireless/ipw2x00/ipw2100.c drivers/net/wireless/ipw2x00/ipw2100.c:177:28: warning: symbol 'ipw2100_pm_qos_req' was not declared. Should it be static? Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20ath9k: correct sparse identified endian bug in ath_paprd_calibrateJohn W. Linville
drivers/net/wireless/ath/ath9k/main.c:282:26: warning: incorrect type in assignment (different base types) drivers/net/wireless/ath/ath9k/main.c:282:26: expected restricted __le16 [usertype] duration_id drivers/net/wireless/ath/ath9k/main.c:282:26: got int Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20wireless: mark cfg80211_is_all_idle as staticJohn W. Linville
CHECK net/wireless/sme.c net/wireless/sme.c:38:6: warning: symbol 'cfg80211_is_all_idle' was not declared. Should it be static? It is not used elsewhere, so mark it static. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20wireless: correct sparse warning in generated regdb.cJohn W. Linville
CHECK net/wireless/regdb.c net/wireless/regdb.c:8:34: warning: symbol 'reg_regdb' was not declared. Should it be static? net/wireless/regdb.c:11:5: warning: symbol 'reg_regdb_size' was not declared. Should it be static? Simply include the also generated regdb.h. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20wireless: correct sparse warning in wext-compat.cJohn W. Linville
CHECK net/wireless/wext-compat.c net/wireless/wext-compat.c:1434:5: warning: symbol 'cfg80211_wext_siwpmksa' was not declared. Should it be static? Add declaration in cfg80211.h. Also add an EXPORT_SYMBOL_GPL, since all the peer functions have it. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20wireless: correct sparse warning in lib80211_crypt_tkip.cJohn W. Linville
CHECK net/wireless/lib80211_crypt_tkip.c net/wireless/lib80211_crypt_tkip.c:581:27: warning: cast to restricted __le16 Caused by dereferencing a "u8 *" and passing it to le16_to_cpu... Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20wireless: only use alpha2 regulatory information from country IEJohn W. Linville
The meaning and/or usage of the country IE is somewhat poorly defined. In practice, this means that regulatory rulesets in a country IE are often incomplete and might be untrustworthy. This removes the code associated with interpreting those rulesets while preserving respect for country "alpha2" codes also contained in the country IE. Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-07-20drop_monitor: convert some kfree_skb call sites to consume_skbNeil Horman
Convert a few calls from kfree_skb to consume_skb Noticed while I was working on dropwatch that I was detecting lots of internal skb drops in several places. While some are legitimate, several were not, freeing skbs that were at the end of their life, rather than being discarded due to an error. This patch converts those calls sites from using kfree_skb to consume_skb, which quiets the in-kernel drop_monitor code from detecting them as drops. Tested successfully by myself Signed-off-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-07-20drop_monitor: Add error code to detect duplicate state changesNeil Horman
Patch to add -EAGAIN error to dropwatch netlink message handling code. -EAGAIN will be returned anytime userspace attempts to transition the state of the drop monitor service to a state that its already in. That allows user space to detect this condition, so it doesn't wait for a success ACK that will never arrive. Tested successfully by me Signed-off-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>