Steve French [Thu, 9 Jul 2009 22:51:38 +0000 (22:51 +0000)]
[CIFS] update cifs version number
Signed-off-by: Steve French <sfrench@us.ibm.com>
Jeff Layton [Fri, 10 Jul 2009 00:02:50 +0000 (20:02 -0400)]
cifs: add and use CIFSSMBUnixSetFileInfo for setattr calls
cifs: add and use CIFSSMBUnixSetFileInfo for setattr calls
When there's an open filehandle, SET_FILE_INFO is apparently preferred
over SET_PATH_INFO. Add a new variant that sets a FILE_UNIX_INFO_BASIC
infolevel via SET_FILE_INFO and switch cifs_setattr_unix to use the
new call when there's an open filehandle available.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Jeff Layton [Fri, 10 Jul 2009 00:02:49 +0000 (20:02 -0400)]
cifs: make a separate function for filling out FILE_UNIX_BASIC_INFO
cifs: make a separate function for filling out FILE_UNIX_BASIC_INFO
The SET_FILE_INFO variant will need to do the same thing here. Break
this code out into a separate function that both variants can call.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Jeff Layton [Fri, 10 Jul 2009 00:02:49 +0000 (20:02 -0400)]
cifs: rename CIFSSMBUnixSetInfo to CIFSSMBUnixSetPathInfo
cifs: rename CIFSSMBUnixSetInfo to CIFSSMBUnixSetPathInfo
...in preparation of adding a SET_FILE_INFO variant.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Jeff Layton [Fri, 10 Jul 2009 00:02:48 +0000 (20:02 -0400)]
cifs: add pid of initiating process to spnego upcall info
cifs: add pid of initiating process to spnego upcall info
This will allow the upcall to poke in /proc/<pid>/environ and get
the value of the $KRB5CCNAME env var for the process.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Slobodan Tomić [Sun, 28 Jun 2009 19:20:36 +0000 (21:20 +0200)]
[WATCHDOG] w83627hf_wdt.c: add support for the W83627EHF support
Add support for the W83627EHF/EF and W83627EHG/EG chipsets.
Signed-off-by: Slobodan Tomić <stomic@gmail.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Raphael Assenat [Mon, 29 Jun 2009 17:56:52 +0000 (13:56 -0400)]
[WATCHDOG] SA1100 watchdog maximum timeout
This patch replaces the hardcoded 255 seconds limit for a real limit based on
oscr_freq.
Also, the 'firmware_version' field is changed to '1' to allow the user
space application to easily detect that this driver supports a higher
maximum timeout.
Signed-off-by: Raphael Assenat <raph@8D.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Jiri Slaby [Mon, 29 Jun 2009 16:00:39 +0000 (18:00 +0200)]
[WATCHDOG] w83697ug, fix lock imbalance
Don't forget to unlock io_lock when w83697ug_select_wd_register fails in
wdt_ctrl.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Joe Perches [Sun, 28 Jun 2009 16:26:57 +0000 (09:26 -0700)]
[WATCHDOG] drivers/watchdog/bcm47xx_wdt.c: Remove unnecessary semicolons
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
David Heidelberger [Thu, 9 Jul 2009 16:45:46 +0000 (18:45 +0200)]
ALSA: hda - targa and targa-2ch fix
Simplify ALC882_TARGA and return gpio3 to ALC883_TARGA_DIG and
ALC883_TARGA_2ch_DIG, which I accidentally removed in commit id
64a8be74357477558183b43156c5536b642de134
Signed-off-by: David Heidelberger <d.okias@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Paul Vojta [Thu, 9 Jul 2009 06:57:46 +0000 (23:57 -0700)]
ALSA: hda - fix beep tone calculation for IDT/STAC codecs
In the beep tone calculation for IDT/STAC codecs, lower numbers correspond
to higher frequencies and vice versa. The current code has this backwards,
resulting in beep frequencies which are way too high (and sound bad on
tinny laptop speakers, resulting in complaints).
[Also added hz <= 0 check by tiwai]
Signed-off-by: Paul Vojta <vojta@math.berkeley.edu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Artem Bityutskiy [Mon, 29 Jun 2009 16:27:14 +0000 (19:27 +0300)]
UBIFS: fix corruption dump
In the 'ubifs_recover_leb()' function, when we find corrupted
empty space, we dump 8K starting from the offset where the last
node ends. This is OK if the corrupted empty space is somewhere
near that offset. But if the corruption is far at the end of the
LEB, we will dump all 0xFF bytes and complitely ignore the
interesting data. This is observed on a PPC ("kilauea") with
NOR flash.
This patch changes the behavior and teaches UBIFS to print only
interesting data. I.e., now we find where corruption starts and
start dumping from that offset.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Reviewed-by: Adrian Hunter <Adrian.Hunter@nokia.com>
Artem Bityutskiy [Mon, 29 Jun 2009 15:58:34 +0000 (18:58 +0300)]
UBIFS: clean up free space checking
recovery.c has 'is_empty()' helper and it is better to use
this helper instead of re-implementing it in several places.
This patch does this and removes some amount of unneeded code.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Reviewed-by: Adrian Hunter <Adrian.Hunter@nokia.com>
Artem Bityutskiy [Mon, 29 Jun 2009 14:59:23 +0000 (17:59 +0300)]
UBIFS: small amendments in the LEB scanning code
This patch fixes few minor things I've spotted while going through
code:
1. Better document return codes
2. If 'ubifs_scan_a_node()' returns some thing we do not expect,
treat this as an error.
3. Try to do recovery only when 'ubifs_scan()' returns %-EUCLEAN,
not on any error.
4. If empty space starts at a non-aligned address, print a message.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Reviewed-by: Adrian Hunter <Adrian.Hunter@nokia.com>
Artem Bityutskiy [Mon, 29 Jun 2009 13:25:33 +0000 (16:25 +0300)]
UBIFS: dump a little more in case of corruptions
In case of corruptions, dump 8192 bytes instead of 4096. The
largest node is 4096+ bytes, so it is better to see a node
boundary, which is not always possible when only 4096 bytes
are printed.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Reviewed-by: Adrian Hunter <Adrian.Hunter@nokia.com>
Linus Torvalds [Thu, 9 Jul 2009 03:59:13 +0000 (20:59 -0700)]
Merge branch 'fixes' of git://git./linux/kernel/git/davej/cpufreq
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] Fix compile failure in cpufreq.c
Anton Vorontsov [Thu, 9 Jul 2009 03:09:44 +0000 (20:09 -0700)]
netpoll: Fix carrier detection for drivers that are using phylib
Using early netconsole and gianfar driver this error pops up:
netconsole: timeout waiting for carrier
It appears that net/core/netpoll.c:netpoll_setup() is using
cond_resched() in a loop waiting for a carrier.
The thing is that cond_resched() is a no-op when system_state !=
SYSTEM_RUNNING, and so drivers/net/phy/phy.c's state_queue is never
scheduled, therefore link detection doesn't work.
I belive that the main problem is in cond_resched()[1], but despite
how the cond_resched() story ends, it might be a good idea to call
msleep(1) instead of cond_resched(), as suggested by Andrew Morton.
[1] http://lkml.org/lkml/2009/7/7/463
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Thu, 9 Jul 2009 01:13:13 +0000 (18:13 -0700)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-2.6
Roland Dreier [Thu, 9 Jul 2009 00:05:32 +0000 (17:05 -0700)]
fealnx: Fix build breakage -- PR_CONT should be KERN_CONT
Commit
ad361c98 ("Remove multiple KERN_ prefixes from printk formats")
broke the build for fealnx because it added some "printk(PR_CONT ..."
calls, when PR_CONT doesn't exist; it should be "printk(KERN_CONT ..."
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Dave Jones [Wed, 8 Jul 2009 20:14:23 +0000 (16:14 -0400)]
[CPUFREQ] Fix compile failure in cpufreq.c
managed_policy is out of scope for the non-smp case.
Declare it locally where used (twice)
Signed-off-by: Dave Jones <davej@redhat.com>
Jeff Layton [Sun, 5 Jul 2009 15:01:02 +0000 (11:01 -0400)]
cifs: fix regression with O_EXCL creates and optimize away lookup
cifs: fix regression with O_EXCL creates and optimize away lookup
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Tested-by: Shirish Pargaonkar <shirishp@gmail.com>
CC: Stable Kernel <stable@kernel.org>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Krzysztof Helt [Wed, 8 Jul 2009 20:26:16 +0000 (22:26 +0200)]
atmel_lcdfb: fix regression with uninitalized fb_info->mm_lock mutex
Remove not needed locking of the fb_info->mm_lock mutex before a
frambuffer is registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Wed, 8 Jul 2009 19:59:17 +0000 (21:59 +0200)]
fsl-diu-fb: fix regression with uninitalized fb_info->mm_lock mutex
Remove call to the fsl_diu_set_par before the register_framebuffer().
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Tested-by: "Kai Jiang" <b18973@freescale.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Jaswinder Singh Rajput [Wed, 8 Jul 2009 15:55:54 +0000 (21:25 +0530)]
includecheck fix: include/linux, rfkill.h
fix the following 'make includecheck' warning:
include/linux/rfkill.h: linux/types.h is included more than once.
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Larry Finger [Wed, 8 Jul 2009 13:33:02 +0000 (08:33 -0500)]
p54: tx refused but queue active
In the mainline kernel, p54usb will fail because the TX queue length can
become < 0. This problem has been reported as Bugzilla #13725. The failure
is expressed by the following message in the logs:
WARNING: at net/mac80211/tx.c:1325 ieee80211_tx+0x23c/0x298 [mac80211]()
Hardware name: HP Pavilion dv2700 Notebook PC
tx refused but queue active
This problem has been recently observed in the wireless-testing tree, where
a full solution is being tested. That fix is too invasive for 2.6.31-rcX,
but the simple change supplied here will prevent the failure.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Jay Sternberg [Tue, 7 Jul 2009 18:18:46 +0000 (11:18 -0700)]
Atheros Kconfig needs to be dependent on WLAN_80211
Atheros top level menu needs a "depends WLAN_80211" to properly indent
within menuconfig and xconfig interfaces.
This is purely a visual issue but it effects all subsequent drivers.
The issue is the top level menu does not include a dependency on
WLAN_80211 so within the tree structure, Atheros is at the same level as
WLAN_80211 but when WLAN_80211 collapsed, the menu disappears along with
all subsequent drives, so it is really a subordinate.
Signed-off-by: Jay Sternberg <jay.e.sternberg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Tue, 7 Jul 2009 09:10:12 +0000 (11:10 +0200)]
mac80211: fix docbook
These two functions no longer exist in mac80211,
so trying to insert them generates warnings in
the document.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Tue, 7 Jul 2009 01:43:02 +0000 (03:43 +0200)]
mac80211_hwsim: avoid NULL access
There's a race condition -- started can be set to true
before channel is set due to the way mac80211 callbacks
currently work (->start should probably pass the channel
we would like to have initially). For now simply add a
check to hwsim to avoid dereferencing the NULL channel
pointer.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Clyde McPherson [Wed, 1 Jul 2009 03:39:43 +0000 (22:39 -0500)]
ssb: Add support for 4318E
Added support for the Broadcom 4318E chipset on PCMCIA/CF cards. The
4318E can do 802.11A/B/G, only B and G mode are supported in b43.
Signed-off-by: Clyde McPherson <ccmcphe@verizon.net>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Clyde McPherson [Wed, 1 Jul 2009 03:39:28 +0000 (22:39 -0500)]
b43: Add support for 4318E
Added support for the Broadcom 4318E chipset on PCMCIA/CF cards. The
4318E can do 802.11A/B/G, only B and G mode are supported in b43.
Signed-off-by: Clyde McPherson <ccmcphe@verizon.net>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hin-Tak Leung [Fri, 26 Jun 2009 04:28:15 +0000 (05:28 +0100)]
zd1211rw: adding SONY IFU-WLM2 (054c:0257) as a zd1211b device
Yevgen Kotikov reported success on the sourceforge zd1211-devs list
with the following details:
Brand/retail: SONY IFU-WLM2
USB-IDs: Vendor: 0x054C Device: 0x0257
chip ID: zd1211b chip 054c:0257 v4802 high 00-0b-6b AL2230_RF pa0 -----
FCC ID: unknown
Signed-off-by: Hin-Tak Leung <htl10@users.sourceforge.net>
Tested-by: Yevgen Kotikov <yevgen.kotikov@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pascal Terjan [Thu, 18 Jun 2009 15:54:03 +0000 (17:54 +0200)]
zd1211rw: 07b8:6001 is a ZD1211B
On a shuttle machine here we got 07b8:6001 device, handled by zd1211rw, which does not work.
Scanning is OK but association does not work, we get "direct probe to AP xxx timed out"
It appears that this simple patch makes the device work perfectly.
This id was already there in initial import of the driver so I don't know if it has ever been
working as ZD1211 (which would mean they changed it and kept the id :( ).
Signed-off-by: Pascal Terjan <pterjan@mandriva.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Florian Fainelli [Wed, 8 Jul 2009 03:05:48 +0000 (03:05 +0000)]
r6040: bump driver version to 0.24 and date to 08 July 2009
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Florian Fainelli [Wed, 8 Jul 2009 03:05:14 +0000 (03:05 +0000)]
r6040: restore MIER register correctly when IRQ line is shared
When the r6040 device IRQ line is shared we will enter the driver
interrupt service routine, mask off the device interrupt enable
register (MIER) and return with IRQ_NONE, we would then leave the
device with interrupts disabled, this patch fixes that issue.
Reported-by: Steve Holland <sdh4@iastate.edu>
Signed-off-by: Joe Chou <joe.chou@rdc.com.tw>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jarek Poplawski [Wed, 8 Jul 2009 02:39:16 +0000 (19:39 -0700)]
ipv4: Fix fib_trie rebalancing, part 4 (root thresholds)
Pawel Staszewski wrote:
<blockquote>
Some time ago i report this:
http://bugzilla.kernel.org/show_bug.cgi?id=6648
and now with 2.6.29 / 2.6.29.1 / 2.6.29.3 and 2.6.30 it back
dmesg output:
oprofile: using NMI interrupt.
Fix inflate_threshold_root. Now=15 size=11 bits
...
Fix inflate_threshold_root. Now=15 size=11 bits
cat /proc/net/fib_triestat
Basic info: size of leaf: 40 bytes, size of tnode: 56 bytes.
Main:
Aver depth: 2.28
Max depth: 6
Leaves: 276539
Prefixes: 289922
Internal nodes: 66762
1: 35046 2: 13824 3: 9508 4: 4897 5: 2331 6: 1149 7: 5
9: 1 18: 1
Pointers: 691228
Null ptrs: 347928
Total size: 35709 kB
</blockquote>
It seems, the current threshold for root resizing is too aggressive,
and it causes misleading warnings during big updates, but it might be
also responsible for memory problems, especially with non-preempt
configs, when RCU freeing is delayed long after call_rcu.
It should be also mentioned that because of non-atomic changes during
resizing/rebalancing the current lookup algorithm can miss valid leaves
so it's additional argument to shorten these activities even at a cost
of a minimally longer searching.
This patch restores values before the patch "[IPV4]: fib_trie root
node settings", commit:
965ffea43d4ebe8cd7b9fee78d651268dd7d23c5 from
v2.6.22.
Pawel's report:
<blockquote>
I dont see any big change of (cpu load or faster/slower
routing/propagating routes from bgpd or something else) - in avg there
is from 2% to 3% more of CPU load i dont know why but it is - i change
from "preempt" to "no preempt" 3 times and check this my "mpstat -P ALL
1 30"
always avg cpu load was from 2 to 3% more compared to "no preempt"
[...]
cat /proc/net/fib_triestat
Basic info: size of leaf: 20 bytes, size of tnode: 36 bytes.
Main:
Aver depth: 2.44
Max depth: 6
Leaves: 277814
Prefixes: 291306
Internal nodes: 66420
1: 32737 2: 14850 3: 10332 4: 4871 5: 2313 6: 942 7: 371 8: 3 17: 1
Pointers: 599098
Null ptrs: 254865
Total size: 18067 kB
</blockquote>
According to this and other similar reports average depth is slightly
increased (~0.2), and root nodes are shorter (log 17 vs. 18), but
there is no visible performance decrease. So, until memory handling is
improved or added parameters for changing this individually, this
patch resets to safer defaults.
Reported-by: Pawel Staszewski <pstaszewski@itcare.pl>
Reported-by: Jorge Boncompte [DTI2] <jorge@dti2.net>
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Tested-by: Pawel Staszewski <pstaszewski@itcare.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Pablo Bitton [Wed, 8 Jul 2009 02:11:10 +0000 (19:11 -0700)]
davinci_emac: fix kernel oops when changing MAC address while interface is down
Check that network interface is running before changing its MAC address.
Otherwise, rxch is accessed when it's NULL - causing a kernel oops.
Moreover, check that the new MAC address is valid.
Signed-off-by: Pablo Bitton <pablo.bitton@gmail.com>
Signed-off-by: Chaithrika U S <chaithrika@ti.com>
Tested-by: Chaithrika U S <chaithrika@ti.com>
[tested on DM6467 EVM]
Signed-off-by: David S. Miller <davem@davemloft.net>
Alexander Duyck [Tue, 7 Jul 2009 13:01:55 +0000 (13:01 +0000)]
igb: set lan id prior to configuring phy
The igb driver was defaulting to using the lock for pci-e function 0 for
all of the phys due to the fact that the lan id was not being set prior to
initialization. This change makes it so that the function id is set prior
to checking for the phy id.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Yinghai Lu [Wed, 8 Jul 2009 16:50:19 +0000 (09:50 -0700)]
x86: don't clear nodes_states[N_NORMAL_MEMORY] when numa is not compiled in
Alex found that specjbb2005 still can not run with hugepages on an
x86-64 machine. This only happens when numa is not compiled in.
The root cause: node_set_state will not set it back for us in that case,
so don't clear that when numa is not select in config
[ v2: use node_clear_state instead ]
Reported-and-Tested-by: Alex Shi <alex.shi@intel.com>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Joe Perches [Mon, 6 Jul 2009 20:05:40 +0000 (13:05 -0700)]
Remove multiple KERN_ prefixes from printk formats
Commit
5fd29d6ccbc98884569d6f3105aeca70858b3e0f ("printk: clean up
handling of log-levels and newlines") changed printk semantics. printk
lines with multiple KERN_<level> prefixes are no longer emitted as
before the patch.
<level> is now included in the output on each additional use.
Remove all uses of multiple KERN_<level>s in formats.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox [Tue, 7 Jul 2009 15:39:54 +0000 (16:39 +0100)]
tty: maintainers data was edited wrongly by someone
Move tty entries to tty not trivial. Noted by David Brownell.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox [Tue, 7 Jul 2009 15:39:41 +0000 (16:39 +0100)]
pty: Rework the pty layer to use the normal buffering logic
This fixes the ppp problems and various other issues with call locking
caused by one side of a pty called in one locking context trying to match
another with differing rules on the other side. We also get a big slack
space to work with that means we can bury the flow control deadlock case
for any conceivable real world situation.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Wed, 8 Jul 2009 16:36:46 +0000 (09:36 -0700)]
Merge branch 'fixes' of git://git./linux/kernel/git/davej/cpufreq
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] Powernow-k8: support family 0xf with 2 low p-states
[CPUFREQ] fix (utter) cpufreq_add_dev mess
[CPUFREQ] Cleanup locking in conservative governor
[CPUFREQ] Cleanup locking in ondemand governor
[CPUFREQ] Mark policy_rwsem as going static in cpufreq.c wont be exported
[CPUFREQ] Eliminate the recent lockdep warnings in cpufreq
Linus Torvalds [Wed, 8 Jul 2009 16:35:50 +0000 (09:35 -0700)]
Merge branch 'for_linus' of git://git./linux/kernel/git/jack/linux-quota-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-quota-2.6:
quota: Fix possible deadlock during parallel quotaon and quotaoff
Linus Torvalds [Wed, 8 Jul 2009 16:35:22 +0000 (09:35 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/rafael/suspend-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
PM: Clear -EAGAIN in dpm_prepare
x86: Fix resume from suspend when CONFIG_CC_STACKPROTECTOR
Sheng Yang [Wed, 8 Jul 2009 10:52:52 +0000 (11:52 +0100)]
intel-iommu: Fix intel_iommu_unmap_range() with size 0
After some API change, intel_iommu_unmap_range() introduced a assumption that
parameter size != 0, otherwise the dma_pte_clean_range() would have a
overflowed argument. But the user like KVM don't have this assumption before,
then some BUG() triggered.
Fix it by ignoring size = 0.
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Catalin Marinas [Wed, 8 Jul 2009 10:17:40 +0000 (11:17 +0100)]
Free struct device in fw_dev_release()
The f_dev in _request_firmware() is allocated via the fw_setup_device()
and fw_register_device() calls and its class set to firmware_class (the
class release function is fw_dev_release).
Commit
6acf70f078ca replaced the kfree(dev) in fw_dev_release() with a
put_device() call but my understanding is that the release function is
called via put_device -> kobject_put -> kref_put -> koject_release etc.
and it should call kfree since it's the last to see this device
structure alive.
Because of that, the _request_firmware() function on its -ENOENT error
path only calls device_unregister(f_dev) which would eventually call
fw_dev_release() but there is no kfree (the subsequent put_device call
would just make the kref negative).
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Acked-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Catalin Marinas [Wed, 8 Jul 2009 10:17:34 +0000 (11:17 +0100)]
Free the memory allocated by memdup_user() in fs/sysfs/bin.c
Commit
1c8542c7bb replaced kmalloc() with memdup_user() in the write()
function but also dropped the kfree(temp). The memdup_user() function
allocates memory which is never freed.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Parag Warudkar <parag.warudkar@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Wed, 8 Jul 2009 16:32:41 +0000 (09:32 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: gpio_mouse - use standard driver registration method
Input: mark serio and i8042 as suspended when hibernating too
Input: add support for generic GPIO-based matrix keypad
Input: arrange keyboards alphabetically
Input: gpio-keys - avoid possibility of sleeping in timer function
Input: gpio-keys - revert 'change timer to workqueue'
Input: dm355evm_keys - fix kconfig symbol names
Input: wacom - add DTF720a support and fix rotation on Intuos3
Input: i8042 - more reset quirks for MSI Wind-clone netbooks
Linus Torvalds [Wed, 8 Jul 2009 16:32:20 +0000 (09:32 -0700)]
Merge branch 'merge' of git://git./linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
powerpc: Don't use alloc_bootmem() in init_IRQ() path
powerpc: Fix spin_event_timeout() to be robust over context switches
powerpc: Use pr_devel() in do_dcache_icache_coherency()
powerpc/cell: Use pr_devel() in axon_msi.c
powerpc: Use pr_devel() in arch/powerpc/mm/gup.c
powerpc: Cleanup & use pr_devel() in arch/powerpc/mm/slb.c
powerpc/perf_counter: Remove duplicated #include
powerpc: Use pr_devel() in arch/powerpc/mm/mmu_context_nohash.c
powerpc/pseries: Use pr_devel() in xics.c
powerpc: Remove unnecessary semicolons
powerpc/pseries: Use pr_devel() in pseries LPAR HPTE routines
powerpc/44x: Fix build error with -Werror for Warp platform
powerpc/4xx: Have Warp take advantage of GPIO LEDs default-state = keep
powerpc/44x: Update Warp defconfig
Alexey Dobriyan [Tue, 7 Jul 2009 21:54:37 +0000 (01:54 +0400)]
headers: mnt_namespace.h redux
Fix various silly problems wrt mnt_namespace.h:
- exit_mnt_ns() isn't used, remove it
- done that, sched.h and nsproxy.h inclusions aren't needed
- mount.h inclusion was need for vfsmount_lock, but no longer
- remove mnt_namespace.h inclusion from files which don't use anything
from mnt_namespace.h
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Wed, 8 Jul 2009 16:24:01 +0000 (09:24 -0700)]
Merge branch 'sh/for-2.6.31' of git://git./linux/kernel/git/lethal/sh-2.6
* 'sh/for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6:
serial: sh-sci: fix sci interrupt handler
video: hitfb: Move over to dev_pm_ops.
video: hitfb: Convert to framebuffer_alloc().
video: sh_mobile_lcdcfb: Convert to framebuffer_alloc().
sh: add r8a66597 usb0 host to the se7724 board
usb: allow sh7724 to enable on-chip r8a66597
sh-sci: update receive error handling for muxed irqs
sh: define PERF_COUNTER_INDEX_OFFSET.
Linus Torvalds [Wed, 8 Jul 2009 16:20:11 +0000 (09:20 -0700)]
Revert "fb: Initialize fb_info mutexes in framebuffer_alloc()"
This reverts commit
4148df9b0f38bdd362dd91d52076926c11cbe5a9.
Let's hope that the mm_lock initialization is now correct with all
drivers, following Krzysztof's patches.
Requested-by: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Tue, 7 Jul 2009 20:34:13 +0000 (22:34 +0200)]
matroxfb: fix regression with uninitalized fb_info->mm_lock mutex (second head)
Remove redundant locking by the mm_lock mutex before a second head of
matrox framebuffer is registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Tue, 7 Jul 2009 20:06:48 +0000 (22:06 +0200)]
matroxfb: fix regression with uninitalized fb_info->mm_lock mutex
Remove redundant call to the matroxfb_update_fix() before matrox
frambuffer is registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Tue, 7 Jul 2009 17:24:54 +0000 (19:24 +0200)]
w100fb: fix regression with uninitalized fb_info->mm_lock mutex
Remove redundant call to the w100fb_set_par() before w100 frambuffer is
registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Tue, 7 Jul 2009 17:15:16 +0000 (19:15 +0200)]
atafb: fix regression with uninitalized fb_info->mm_lock mutex
Remove redundant locking of the fb_info->mm_lock mutex before the
frambuffer is registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Krzysztof Helt [Tue, 7 Jul 2009 17:07:57 +0000 (19:07 +0200)]
i810fb: fix regression with uninitalized fb_info->mm_lock mutex
Remove redundant call to the encode_fix() before i810 frambuffer is
registered.
This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit
537a1bf059f " fbdev: add mutex for fb_mmap
locking"
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Parag Warudkar [Wed, 8 Jul 2009 15:46:02 +0000 (11:46 -0400)]
elfcore.h : Fix UML build breakage
Commit
a65e7bfcd74e4c0939f235d2bf9f48ddb3a57991 broke the UML build with
the following error -
In file included from fs/proc/kcore.c:17:
include/linux/elfcore.h: In function 'elf_core_copy_task_regs':
include/linux/elfcore.h:129: error: implicit declaration of function 'task_pt_regs'
Fix this by restoring the previous behavior of returning 0 for all arches
like UML that don't define task_pt_regs.
Signed-off-by: Parag Warudkar <parag.lkml@gmail.com>
Acked-by: Amerigo Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Darren Salt [Wed, 8 Jul 2009 14:29:49 +0000 (15:29 +0100)]
ALSA: hda - Missing volume controls for Intel HDA (ALC269/EeePC)
There is a regression, introduced in
aa202455eec51699e44f658530728162cefa1307
(in alsa-kernel) which I noticed when trying to use the headphone socket on
my EeeCPC 901: the output was *very* quiet, practically silent.
This patch corrects the control types to that which was obviously intended in
the referenced commit.
Signed-off-by: Darren Salt <linux@youmustbejoking.demon.co.uk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Sebastian Ott [Wed, 8 Jul 2009 11:26:05 +0000 (13:26 +0200)]
PM: Clear -EAGAIN in dpm_prepare
When the last device in the dpm list is unregistered directly after its
prepare() callback returned with -EAGAIN, the return code is passed to
the calling function, resulting in a suspend failure. Prevent this by
clearing the return code after -EAGAIN.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Peter Chubb [Wed, 8 Jul 2009 11:20:13 +0000 (13:20 +0200)]
x86: Fix resume from suspend when CONFIG_CC_STACKPROTECTOR
Patch 08687aec71bc9134fe336e561f6did877bacf74fc0a (x86: unify
power/cpu_(32|64).c) renamed cpu_32.c to cpu.c, but did not update
the special compilation flags for the file for the new name.
This patch fixes the compilation flags, and therefore fixes resume
from suspend on my Acer Aspire One.
[rjw: The regression from 2.6.30 fixed by this patch is tracked as
http://bugzilla.kernel.org/show_bug.cgi?id=13661]
Signed-off-by: Peter Chubb <peterc@nicta.com.au>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Artem Bityutskiy [Wed, 8 Jul 2009 07:15:41 +0000 (10:15 +0300)]
UBI: fix compilation warnings
The recent "UBI: fix NOR flash recovery" introduced compilation
warnings which were immediately spotted by our linux-next keeper.
This patch fixes them.
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Andiry Brienza [Wed, 8 Jul 2009 05:55:31 +0000 (13:55 +0800)]
ALSA: hda - Disable AMD SB600 64bit address support only
HDA driver disabled HD audio 64bit address support for all AMD
SB600/SB700/SB800 platforms with commit
09240cf429505891d6123ce14a29f58f2a60121e due to one SB600 issue
reported by community, but we do not see the similar issue on
SB700/SB800 platforms.
This patch is to refine the workaround for SB600 only.
Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Saeed Bishara [Wed, 8 Jul 2009 05:11:52 +0000 (22:11 -0700)]
Input: gpio_mouse - use standard driver registration method
This patch is needed when the gpio's became available only at late
stages, for example, when using i2c gpio expander.
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Thadeu Lima de Souza Cascardo [Wed, 8 Jul 2009 05:10:02 +0000 (22:10 -0700)]
Input: mark serio and i8042 as suspended when hibernating too
Serio ports are not being restarted any longer because resume operations
after hibernate do nothing, since the device has not been marked as
suspended. This happens because suspend is only considering the SUSPEND
event but not the FREEZE event.
Note that this driver has still to migrate to dev_pm_ops, but this fixes
this particular bug now.
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Takashi Iwai [Wed, 8 Jul 2009 05:45:46 +0000 (07:45 +0200)]
ALSA: hda - Check widget types while parsing capture source in patch_via.c
Check the widget type and don't take invalid widgets while parsing
the capture source in patch_via.c.
Also, fixed some compile warnings introduced in the previous commit.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Anton Vorontsov [Wed, 1 Jul 2009 10:59:57 +0000 (10:59 +0000)]
powerpc: Don't use alloc_bootmem() in init_IRQ() path
This patch fixes various badnesses like this for all interrupt
controllers:
------------[ cut here ]------------
Badness at
c04db9dc [verbose debug info unavailable]
NIP:
c04db9dc LR:
c04db9ac CTR:
00000000
REGS:
c053de30 TRAP: 0700 Not tainted (2.6.31-rc1-00432-ge69b2b5-dirty)
MSR:
00021000 <ME,CE> CR:
22020084 XER:
00000000
TASK =
c0500480[0] 'swapper' THREAD:
c053c000
GPR00:
00000001 c053dee0 c0500480 00000000 00000050 00000020 3fffffff 00000000
GPR08:
00000001 c0540000 e0080080 00000000 22000084 64183600 3ff8f800 00000000
GPR16:
841b0240 449a0303 00000000 00000000 00000000 00000000 00000000 c04f5bf4
GPR24:
00000000 00000000 00000000 00000050 00000020 00000000 3fffffff 00000050
NIP [
c04db9dc] alloc_arch_preferred_bootmem+0x48/0x74
LR [
c04db9ac] alloc_arch_preferred_bootmem+0x18/0x74
Call Trace:
[
c053dee0] [
c000a5a4] __of_address_to_resource+0x44/0xd0 (unreliable)
[
c053def0] [
c04dba58] ___alloc_bootmem_nopanic+0x50/0x108
[
c053df20] [
c04dbb28] ___alloc_bootmem+0x18/0x50
[
c053df30] [
c04d5de0] qe_ic_init+0x5c/0x1b0
[
c053df70] [
c04d77b0] mpc85xx_mds_pic_init+0xb8/0x10c
[
c053dfb0] [
c04cf374] init_IRQ+0x28/0x3c
p.s. commit
85355bb272db31a3f2dd99d547eef794805e1319 ("powerpc: Fix
mpic alloc warning") missed some alloc_bootmem() instances, this is
now fixed.
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Grant Likely [Mon, 29 Jun 2009 13:40:51 +0000 (13:40 +0000)]
powerpc: Fix spin_event_timeout() to be robust over context switches
Current implementation of spin_event_timeout can be interrupted by an
IRQ or context switch after testing the condition, but before checking
the timeout. This can cause the loop to report a timeout when the
condition actually became true in the middle.
This patch adds one final check of the condition upon exit of the loop
if the last test of the condition was still false.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:52 +0000 (18:13 +0000)]
powerpc: Use pr_devel() in do_dcache_icache_coherency()
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
2036 368 8 2412 96c arch/powerpc/mm/pgtable.o
size after:
text data bss dec hex filename
1677 248 8 1933 78d arch/powerpc/mm/pgtable.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:53 +0000 (18:13 +0000)]
powerpc/cell: Use pr_devel() in axon_msi.c
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
7083 1616 0 8699 21fb arch/powerpc/../axon_msi.o
size after:
text data bss dec hex filename
5772 1208 0 6980 1b44 arch/powerpc/../axon_msi.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:51 +0000 (18:13 +0000)]
powerpc: Use pr_devel() in arch/powerpc/mm/gup.c
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
3252 384 0 3636 e34 arch/powerpc/mm/gup.o
size after:
text data bss dec hex filename
2576 96 0 2672 a70 arch/powerpc/mm/gup.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:51 +0000 (18:13 +0000)]
powerpc: Cleanup & use pr_devel() in arch/powerpc/mm/slb.c
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
3261 416 4 3681 e61 arch/powerpc/mm/slb.o
size after:
text data bss dec hex filename
2861 248 4 3113 c29 arch/powerpc/mm/slb.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Huang Weiyi [Sat, 20 Jun 2009 13:37:00 +0000 (13:37 +0000)]
powerpc/perf_counter: Remove duplicated #include
Remove duplicated #include('s) in
arch/powerpc/kernel/mpc7450-pmu.c
arch/powerpc/kernel/ppc970-pmu.c
Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:54 +0000 (18:13 +0000)]
powerpc: Use pr_devel() in arch/powerpc/mm/mmu_context_nohash.c
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
1508 48 28 1584 630 powerpc/mm/mmu_context_nohash.o
size after:
text data bss dec hex filename
1088 0 28 1116 45c powerpc/mm/mmu_context_nohash.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:53 +0000 (18:13 +0000)]
powerpc/pseries: Use pr_devel() in xics.c
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
7720 5488 296 13504 34c0 platforms/pseries/xics.o
size after:
text data bss dec hex filename
7535 5456 296 13287 33e7 platforms/pseries/xics.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Joe Perches [Sun, 28 Jun 2009 06:26:10 +0000 (06:26 +0000)]
powerpc: Remove unnecessary semicolons
Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Michael Ellerman [Wed, 17 Jun 2009 18:13:50 +0000 (18:13 +0000)]
powerpc/pseries: Use pr_devel() in pseries LPAR HPTE routines
pr_debug() can now result in code being generated even when DEBUG
is not defined. That's not really desirable in some places.
In particular, pSeries_lpar_hpte_insert() goes from 185 instructions
to 77 instructions as a result of this patch. Luckily that code
isn't called very often ...
With CONFIG_DYNAMIC_DEBUG=y:
size before:
text data bss dec hex filename
7284 1552 296 9132 23ac platforms/pseries/lpar.o
size after:
text data bss dec hex filename
5806 1096 296 7198 1c1e platforms/pseries/lpar.o
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Benjamin Herrenschmidt [Wed, 8 Jul 2009 03:49:38 +0000 (13:49 +1000)]
Merge commit 'jwb/merge' into merge
Ben Gamari [Wed, 1 Jul 2009 19:01:36 +0000 (15:01 -0400)]
drm/i915: Move lock to more reasonable location
Make this consistent with the unlock statement. Also fix a
minor typo in debugfs formatting
Signed-off-by: Ben Gamari <bgamari.foss@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Ben Gamari [Wed, 1 Jul 2009 19:01:35 +0000 (15:01 -0400)]
drm/i915: Add gtt_offset to gem object list debugfs output
This is quite useful for verifying that objects are actually mapped when
they need to be.
Signed-off-by: Ben Gamari <bgamari.foss@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Ben Gamari [Wed, 1 Jul 2009 19:01:34 +0000 (15:01 -0400)]
drm/i915: Remove gtt_bound from drm_i915_gem_object
This wasn't even used as far as I could tell and will only confuse
people (like me).
Signed-off-by: Ben Gamari <bgamari.foss@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
ling.ma@intel.com [Thu, 25 Jun 2009 03:55:57 +0000 (11:55 +0800)]
drm/i915: Disable VGA output when doing DRM_MODE_DPMS_OFF.
Signed-off-by: Ma Ling <ling.ma@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
ling.ma@intel.com [Tue, 30 Jun 2009 03:35:34 +0000 (11:35 +0800)]
drm/i915: crt fetch EDID by DVI-I converter on G4x platform
Usually crt mainly get modes via GPIOA ports.
However on G4X platform we need to probe possible
ports for DVI-I, which could be wired to GPIOD,
then fetch our desired EDID, i.e on DG45ID platform
we successfully fetch EDID by GPIOD port.
It fixed freedesktop.org bug #21084
Signed-off-by: Ma Ling <ling.ma@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Zhenyu Wang [Mon, 6 Jul 2009 09:27:52 +0000 (17:27 +0800)]
drm/i915: Don't update display FIFO watermark on IGDNG
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Luciano Coelho [Fri, 3 Jul 2009 05:25:08 +0000 (08:25 +0300)]
mac80211: minstrel: avoid accessing negative indices in rix_to_ndx()
If rix is not found in mi->r[], i will become -1 after the loop. This value
is eventually used to access arrays, so we were accessing arrays with a
negative index, which is obviously not what we want to do. This patch fixes
this potential problem.
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Thu, 2 Jul 2009 13:46:41 +0000 (15:46 +0200)]
cfg80211: fix refcount leak
The code in cfg80211's cfg80211_bss_update erroneously
grabs a reference to the BSS, which means that it will
never be freed.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: stable@kernel.org [2.6.29, 2.6.30]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Mon, 29 Jun 2009 08:53:53 +0000 (10:53 +0200)]
hp-wmi: fix rfkill bug
Fix the third (I think) polarity error I accidentally
introduced in the rfkill rewrite to make wireless work
again on (certain?) HP laptops.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Tested-by: Maciej Rutecki <maciej.rutecki@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Andrey Yurovsky [Thu, 25 Jun 2009 23:07:42 +0000 (16:07 -0700)]
mac80211: fix allocation in mesh_queue_preq
We allocate a PREQ queue node in mesh_queue_preq, however the allocation
may cause us to sleep. Use GFP_ATOMIC to prevent this.
[ 1869.126498] BUG: scheduling while atomic: ping/1859/0x10000100
[ 1869.127164] Modules linked in: ath5k mac80211 ath
[ 1869.128310] Pid: 1859, comm: ping Not tainted 2.6.30-wl #1
[ 1869.128754] Call Trace:
[ 1869.129293] [<
c1023a2b>] __schedule_bug+0x48/0x4d
[ 1869.129866] [<
c13b5533>] __schedule+0x77/0x67a
[ 1869.130544] [<
c1026f2e>] ? release_console_sem+0x17d/0x185
[ 1869.131568] [<
c807cf47>] ? mesh_queue_preq+0x2b/0x165 [mac80211]
[ 1869.132318] [<
c13b5b3e>] schedule+0x8/0x1f
[ 1869.132807] [<
c1023c12>] __cond_resched+0x16/0x2f
[ 1869.133478] [<
c13b5bf0>] _cond_resched+0x27/0x32
[ 1869.134191] [<
c108a370>] kmem_cache_alloc+0x1c/0xcf
[ 1869.134714] [<
c10273ae>] ? printk+0x15/0x17
[ 1869.135670] [<
c807cf47>] mesh_queue_preq+0x2b/0x165 [mac80211]
[ 1869.136731] [<
c807d1f8>] mesh_nexthop_lookup+0xee/0x12d [mac80211]
[ 1869.138130] [<
c807417e>] ieee80211_xmit+0xe6/0x2b2 [mac80211]
[ 1869.138935] [<
c80be46d>] ? ath5k_hw_setup_rx_desc+0x0/0x66 [ath5k]
[ 1869.139831] [<
c80c97bc>] ? ath5k_tasklet_rx+0xba/0x506 [ath5k]
[ 1869.140863] [<
c8075191>] ieee80211_subif_start_xmit+0x6c9/0x6e4
[mac80211]
[ 1869.141665] [<
c105cf1c>] ? handle_level_irq+0x78/0x9d
[ 1869.142390] [<
c12e3f93>] dev_hard_start_xmit+0x168/0x1c7
[ 1869.143092] [<
c12f1f17>] __qdisc_run+0xe1/0x1b7
[ 1869.143612] [<
c12e25ff>] qdisc_run+0x18/0x1a
[ 1869.144248] [<
c12e62f4>] dev_queue_xmit+0x16a/0x25a
[ 1869.144785] [<
c13b6dcc>] ? _read_unlock_bh+0xe/0x10
[ 1869.145465] [<
c12eacdb>] neigh_resolve_output+0x19c/0x1c7
[ 1869.146182] [<
c130e2da>] ? ip_finish_output+0x0/0x51
[ 1869.146697] [<
c130e2a0>] ip_finish_output2+0x182/0x1bc
[ 1869.147358] [<
c130e327>] ip_finish_output+0x4d/0x51
[ 1869.147863] [<
c130e9d5>] ip_output+0x80/0x85
[ 1869.148515] [<
c130cc49>] dst_output+0x9/0xb
[ 1869.149141] [<
c130dec6>] ip_local_out+0x17/0x1a
[ 1869.149632] [<
c130e0bc>] ip_push_pending_frames+0x1f3/0x255
[ 1869.150343] [<
c13247ff>] raw_sendmsg+0x5e6/0x667
[ 1869.150883] [<
c1033c55>] ? insert_work+0x6a/0x73
[ 1869.151834] [<
c8071e00>] ?
ieee80211_invoke_rx_handlers+0x17da/0x1ae8 [mac80211]
[ 1869.152630] [<
c132bd68>] inet_sendmsg+0x3b/0x48
[ 1869.153232] [<
c12d7deb>] __sock_sendmsg+0x45/0x4e
[ 1869.153740] [<
c12d8537>] sock_sendmsg+0xb8/0xce
[ 1869.154519] [<
c80be46d>] ? ath5k_hw_setup_rx_desc+0x0/0x66 [ath5k]
[ 1869.155289] [<
c1036b25>] ? autoremove_wake_function+0x0/0x30
[ 1869.155859] [<
c115992b>] ? __copy_from_user_ll+0x11/0xce
[ 1869.156573] [<
c1159d99>] ? copy_from_user+0x31/0x54
[ 1869.157235] [<
c12df646>] ? verify_iovec+0x40/0x6e
[ 1869.157778] [<
c12d869a>] sys_sendmsg+0x14d/0x1a5
[ 1869.158714] [<
c8072c40>] ? __ieee80211_rx+0x49e/0x4ee [mac80211]
[ 1869.159641] [<
c80c83fe>] ? ath5k_rxbuf_setup+0x6d/0x8d [ath5k]
[ 1869.160543] [<
c80be46d>] ? ath5k_hw_setup_rx_desc+0x0/0x66 [ath5k]
[ 1869.161434] [<
c80beba4>] ? ath5k_hw_get_rxdp+0xe/0x10 [ath5k]
[ 1869.162319] [<
c80c97bc>] ? ath5k_tasklet_rx+0xba/0x506 [ath5k]
[ 1869.163063] [<
c1005627>] ? enable_8259A_irq+0x40/0x43
[ 1869.163594] [<
c101edb8>] ? __dequeue_entity+0x23/0x27
[ 1869.164793] [<
c100187a>] ? __switch_to+0x2b/0x105
[ 1869.165442] [<
c1021d5f>] ? finish_task_switch+0x5b/0x74
[ 1869.166129] [<
c12d963a>] sys_socketcall+0x14b/0x17b
[ 1869.166612] [<
c1002b95>] syscall_call+0x7/0xb
Signed-off-by: Andrey Yurovsky <andrey@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Samuel Ortiz [Wed, 24 Jun 2009 14:07:22 +0000 (16:07 +0200)]
iwmc3200wifi: add Kconfig help
We're missing a Kconfig help for the iwmc3200wifi driver.
Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Vasanthakumar Thiagarajan [Wed, 24 Jun 2009 13:28:47 +0000 (18:58 +0530)]
ath9k: Fix leak in tx descriptor
When we reclaim the tx desc, we always assume that the
last desc is a holding desc, which is not true, and skip it.
If the tx queue is drained during channel change, internal
reset and etc, the last descriptor may not be the holding
descriptor and we fail to reclaim them. This results in the
following two issues.
1. Tx stuck - We drop all the frames coming from upper layer
due to shortage in tx desc.
2. Crash - If we fail to reclaim a tx descriptor, we miss to
update the tx BA window with the seq number of the frame
associated to that desc, which, at some point, result in
the following crash due to an assert failure in ath_tx_addto_baw().
This patch fixes these two issues.
kernel BUG at ../drivers/net/wireless/ath/ath9k/xmit.c:180!
[155064.304164] invalid opcode: 0000 [#1] SMP
Call Trace:
[<
fbc6d83b>] ? ath9k_tx+0xeb/0x160 [ath9k]
[<
fbbc9591>] ipv6? __ieee80211_tx+0x41/0x120 [mac80211]
[<
fbbcb5ae>] ? aes_i586ieee80211_master_start_xmit+0x28e/0x560 [mac80211]
[<
c037e501>] aes_generic? _spin_lock_irqsave+0x31/0x40
[<
c02f347b>] ? dev_hard_start_xmit+0x16b/0x1c0
[<
c03058b5>] ? __qdisc_run+0x1b5/0x200
[<
fbbcda5a>] ? af_packetieee80211_select_queue+0xa/0x100 [mac80211]
[<
c02f53b7>] ? i915dev_queue_xmit+0x2e7/0x3f0
[<
fbbc9b49>] ? ieee80211_subif_start_xmit+0x369/0x7a0 [mac80211]
[<
c031bc35>] ? ip_output+0x55/0xb0
[<
c02e0188>] ? show_memcpy_count+0x18/0x60
[<
c02eb186>] ? __kfree_skb+0x36/0x90
[<
c02f2202>] ? binfmt_miscdev_queue_xmit_nit+0xd2/0x110
[<
c02f347b>] ? dev_hard_start_xmit+0x16b/0x1c0
[<
c03058b5>] ? __qdisc_run+0x1b5/0x200
[<
c033bca7>] ? scoarp_create+0x57/0x2a0
[<
c02f53b7>] ? bridgedev_queue_xmit+0x2e7/0x3f0
[<
c03034a0>] ? eth_header+0x0/0xc0
[<
c033b95f>] stp? arp_xmit+0x5f/0x70
[<
c033bf4f>] ? arp_send+0x5f/0x70
[<
c033c8f5>] bnep? arp_solicit+0x105/0x210
[<
c02fa5aa>] ? neigh_timer_handler+0x19a/0x390
[<
c013bf88>] ? run_timer_softirq+0x138/0x210
[<
c02fa410>] ? ppdevneigh_timer_handler+0x0/0x390
[<
c02fa410>] ? neigh_timer_handler+0x0/0x390
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Larry Finger [Sat, 20 Jun 2009 17:58:11 +0000 (12:58 -0500)]
b43/b43legacy: fix radio LED initialization
Fix condition in which radio LED did not initialize correctly, and remove
4 compilation warnings.
After the recent changes in rfkill, the radio LED used by b43/b43legacy
did not always initialize correctly.
Both b43 and b43legacy used the deprecated variable radio_enabled in
struct ieee80211_conf.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Jiri Slaby [Sat, 20 Jun 2009 10:31:11 +0000 (12:31 +0200)]
Wireless: nl80211, fix lock imbalance
Don't forget to unlock cfg80211_mutex in one fail path of
nl80211_set_wiphy.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Takashi Iwai [Tue, 7 Jul 2009 16:18:59 +0000 (18:18 +0200)]
ALSA: hda - Fix capture source selection in patch_via.c
The fixed widget NIDs in patch_via.c seem wrong for some codecs,
and it resulted in the invalid capture source selection.
This patch adds the code to parse the topology instead of using
fixed numbers in order to get the right MUX widget id corresponding
to the ADCs.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Jiaying Zhang [Tue, 7 Jul 2009 16:15:21 +0000 (18:15 +0200)]
quota: Fix possible deadlock during parallel quotaon and quotaoff
The following test script triggers a deadlock on ext2 filesystem:
while true; do quotaon /dev/hda >&/dev/null; usleep $RANDOM; done &
while true; do quotaoff /dev/hda >&/dev/null; usleep $RANDOM; done &
I found there is a potential deadlock between quotaon and quotaoff (or
quotasync). Basically, all of quotactl operations need to be protected by
dqonoff_mutex. vfs_quota_off and vfs_quota_sync also call sb->s_op->quota_write
that needs to grab the i_mutex of the quota file. But in vfs_quota_on_inode
(called from quotaon operation), the current code tries to grab the i_mutex of
the quota file first before getting quonoff_mutex.
Reverse the order in which we take locks in vfs_quota_on_inode().
Jan Kara: Changed changelog to be more readable, made lockdep happy with
I_MUTEX_QUOTA.
Signed-off-by: Jiaying Zhang <jiayingz@google.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Martin Schwidefsky [Tue, 7 Jul 2009 14:37:13 +0000 (16:37 +0200)]
[S390] define KTIME_SCALAR for 32-bit s390
32-bit s390 has efficient support for 64/32-bit conversions, define
KTIME_SCALAR to enable the use of the plain scalar nanosecond based
representation of ktime.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Heiko Carstens [Tue, 7 Jul 2009 14:37:12 +0000 (16:37 +0200)]
[S390] add generic atomic64 support for 31 bit
Performance counters need 64 bit atomic operations.
To keep the patch small we use the simple generic atomic64_t implementation.
The native implementation follows with the next kernel.
Fixes this build bug:
In file included from kernel/sched.c:42:
include/linux/perf_counter.h:427: error: expected specifier-qualifier-list before 'atomic64_t'
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Christian Borntraeger [Tue, 7 Jul 2009 14:37:11 +0000 (16:37 +0200)]
[S390] improve suspend/resume error messages
From: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Martin Schwidefsky [Tue, 7 Jul 2009 14:37:10 +0000 (16:37 +0200)]
[S390] set SCHED_OMIT_FRAME_POINTER for s390
The frame pointer is useless for s390 in the sched.c code.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Heiko Carstens [Tue, 7 Jul 2009 14:37:09 +0000 (16:37 +0200)]
[S390] add __ucmpdi2() helper function
Provide __ucmpdi2() helper function on 31 bit so we don't run
again and again in compile errors like this one:
kernel/built-in.o: In function `T.689':
perf_counter.c:(.text+0x56c86): undefined reference to `__ucmpdi2'
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Heiko Carstens [Tue, 7 Jul 2009 14:37:08 +0000 (16:37 +0200)]
[S390] perf_counter build fix
Add PERF_COUNTER_INDEX_OFFSET define to fix this build bug:
kernel/perf_counter.c: In function 'perf_counter_index':
kernel/perf_counter.c:1889: error: 'PERF_COUNTER_INDEX_OFFSET' undeclared
Same fix as for FRV since s390 doesn't support hw counters.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>