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| | * | | | | | perf probe: Init struct probe_point and set counter correctlyMasami Hiramatsu2010-02-221-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Clear struct probe_point before using it in show_perf_probe_events(), and set pp->found counter correctly in synthesize_perf_probe_point(). Without this initialization, clear_probe_point() will free random addresses. Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> LKML-Reference: <20100218181652.26547.57790.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
| | * | | | | | hw-breakpoint: Keep track of dr7 local enable bitsFrederic Weisbecker2010-02-192-2/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When the user enables breakpoints through dr7, he can choose between "local" or "global" enable bits but given how linux is implemented, both have the same effect. That said we don't keep track how the user enabled the breakpoints so when the user requests the dr7 value, we only translate the "enabled" status using the global enabled bits. It means that if the user enabled a breakpoint using the local enabled bit, reading back dr7 will set the global bit and clear the local one. Apps like Wine expect a full dr7 POKEUSER/PEEKUSER match for emulated softwares that implement old reverse engineering protection schemes. We fix that by keeping track of the whole dr7 value given by the user in the thread structure to drop this bug. We'll think about something more proper later. This fixes a 2.6.32 - 2.6.33-x ptrace regression. Reported-and-tested-by: Michael Stefaniuc <mstefani@redhat.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: K.Prasad <prasad@linux.vnet.ibm.com> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Maneesh Soni <maneesh@linux.vnet.ibm.com> Cc: Alexandre Julliard <julliard@winehq.org> Cc: Rafael J. Wysocki <rjw@sisk.pl> Cc: Maciej Rutecki <maciej.rutecki@gmail.com>
| | * | | | | | hw-breakpoints: Accept breakpoints on NULL addressFrederic Weisbecker2010-02-191-23/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Before we had a generic breakpoint API, ptrace was accepting breakpoints on NULL address in x86. The new API refuse them, without given strong reasons. We need to follow the previous behaviour as some userspace apps like Wine need such NULL breakpoints to ensure old emulated software protections are still working. This fixes a 2.6.32 - 2.6.33-x ptrace regression. Reported-and-tested-by: Michael Stefaniuc <mstefani@redhat.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: K.Prasad <prasad@linux.vnet.ibm.com> Acked-by: Roland McGrath <roland@redhat.com> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Maneesh Soni <maneesh@linux.vnet.ibm.com> Cc: Alexandre Julliard <julliard@winehq.org> Cc: Rafael J. Wysocki <rjw@sisk.pl> Cc: Maciej Rutecki <maciej.rutecki@gmail.com>
| | * | | | | | perf_events: Fix FORK eventsPeter Zijlstra2010-02-141-6/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 22e19085 ("Honour event state for aux stream data") introduced a bug where we would drop FORK events. The thing is that we deliver FORK events to the child process' event, which at that time will be PERF_EVENT_STATE_INACTIVE because the child won't be scheduled in (we're in the middle of fork). Solve this twice, change the event state filter to exclude only disabled (STATE_OFF) or worse, and deliver FORK events to the current (parent). Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Anton Blanchard <anton@samba.org> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> LKML-Reference: <1266142324.5273.411.camel@laptop> Signed-off-by: Ingo Molnar <mingo@elte.hu>
| * | | | | | | Merge branch 'for-linus' of ↵Linus Torvalds2010-02-222-4/+10
| |\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: Input: usbtouchscreen - extend coordinate range for Generaltouch devices Input: polldev can cause crash in case when polling disabled
| | * | | | | | | Input: usbtouchscreen - extend coordinate range for Generaltouch devicesRoy Yin2010-02-211-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Generaltouch protocol allows for coordinates in [0, 0xffff] range and there are devices reporting coordinates as high as 0x7fff so let's update the driver to reflect that. Signed-off-by: Roy Yin <yhch@generaltouch.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| | * | | | | | | Input: polldev can cause crash in case when polling disabledSamu Onkalo2010-02-201-0/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When polled input device is opened and closed and there are no other users of polled device, the workqueue is created and destroyed in every open / close operation. It is probable that at some point dynamic allocation of internal parts of the workqueue cause changes to the workqueue. When a work is queued to the workqueue the work struct contains pointers to the workqueue data. If the workqueue has been changed and the work has never been queued to the new workqueue, work-struct contains pointers to the non-existing workqueue. This will cause crash at the work cancellation during device close since cancellation of a work assumes that the workqueue exists. To prevent that, work struct is cleaned up at device close. This keeps work struct clean for the next use. Signed-off-by: Samu Onkalo <samu.p.onkalo@nokia.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| * | | | | | | | i915 / PM: Fix hibernate regression caused by suspend/resume splittingRafael J. Wysocki2010-02-221-21/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 84b79f8d2882b0a84330c04839ed4d3cefd2ff77 (drm/i915: Fix crash while aborting hibernation) attempted to fix a regression introduced by commit cbda12d77ea590082edb6d30bd342a67ebc459e0 (drm/i915: implement new pm ops for i915), but it went too far trying to split the freeze/suspend and resume/thaw parts of the code. As a result, it introduced another regression, which only is visible on some systems. Fix the problem by merging i915_drm_suspend() with i915_drm_freeze() and moving some code from i915_resume() into i915_drm_thaw(), so that intel_opregion_free() and intel_opregion_init() are also executed in the freeze and thaw code paths, respectively. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Reported-and-tested-by: Pedro Ribeiro <pedrib@gmail.com> Tested-by: Tino Keitel <tino.keitel@tikei.de> Acked-by: Eric Anholt <eric@anholt.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| * | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6Linus Torvalds2010-02-211-2/+2
| |\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc32: Fix struct stat uid/gid types.
| | * | | | | | | | sparc32: Fix struct stat uid/gid types.David S. Miller2010-02-211-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 085219f79cad89291699bd2bfb21c9fdabafe65f ("sparc32: use proper types in struct stat") Accidently changed the struct stat uid/gid members to uid_t and gid_t, but those get set to __kernel_uid32_t and __kernel_gid32_t respectively. Those are of type 'int' but the structure is meant to have 'short'. So use uid16_t and gid16_t to correct this. Reported-by: Rob Landley <rob@landley.net> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdogLinus Torvalds2010-02-211-6/+7
| |\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: [WATCHDOG] bfin: fix max timeout calculation
| | * | | | | | | | | [WATCHDOG] bfin: fix max timeout calculationMike Frysinger2010-02-211-6/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Relying on overflow/wrap around isn't exact because if you wrap far enough, you get back to "valid" values. Reported-by: Thorsten Pohlmann <pohlmann@tetronik.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Cc: stable <stable@kernel.org>
| * | | | | | | | | | mm: Make copy_from_user() in migrate.c statically predictableH. Peter Anvin2010-02-211-21/+15
| |/ / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | x86-32 has had a static test for copy_on_user() overflow for a while. This test currently fails in mm/migrate.c resulting in an allyesconfig/allmodconfig build failure on x86-32: In function ‘copy_from_user’, inlined from ‘do_pages_stat’ at /home/hpa/kernel/git/mm/migrate.c:1012: /home/hpa/kernel/git/arch/x86/include/asm/uaccess_32.h:212: error: call to ‘copy_from_user_overflow’ declared Make the logic more explicit and therefore easier for gcc to understand. v2: rewrite the loop entirely using a more normal structure for a chunked-data loop (Linus Torvalds) Reported-by: Len Brown <lenb@kernel.org> Signed-off-by: H. Peter Anvin <hpa@zytor.com> Reviewed-and-Tested-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Arjan van de Ven <arjan@linux.kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk> Cc: Rik van Riel <riel@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| * | | | | | | | | Merge branch 'for-linus' of ↵Linus Torvalds2010-02-205-10/+45
| |\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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: CacheFiles: Fix a race in cachefiles_delete_object() vs rename vfs: don't call ima_file_check() unconditionally in nfsd_open() fs: inode - remove 8 bytes of padding on 64bits allowing 1 more objects/slab under slub Switch proc/self to nd_set_link() fix LOOKUP_FOLLOW on automount "symlinks"
| | * | | | | | | | | CacheFiles: Fix a race in cachefiles_delete_object() vs renameDavid Howells2010-02-201-1/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | cachefiles_delete_object() can race with rename. It gets the parent directory of the object it's asked to delete, then locks it - but rename may have changed the object's parent between the get and the completion of the lock. However, if such a circumstance is detected, we abandon our attempt to delete the object - since it's no longer in the index key path, it won't be seen again by lookups of that key. The assumption is that cachefilesd may have culled it by renaming it to the graveyard for later destruction. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| | * | | | | | | | | vfs: don't call ima_file_check() unconditionally in nfsd_open()Chuck Ebbert2010-02-201-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | commit 1e41568d7378d1ba8c64ba137b9ddd00b59f893a ("Take ima_path_check() in nfsd past dentry_open() in nfsd_open()") moved this code back to its original location but missed the "else". Signed-off-by: Chuck Ebbert <cebbert@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| | * | | | | | | | | fs: inode - remove 8 bytes of padding on 64bits allowing 1 more objects/slab ↵Richard Kennedy2010-02-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | under slub This removes 8 bytes of padding from struct inode on 64bit builds, and so allows 1 more object/slab in the inode_cache when using slub. Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk> ---- patch against 2.6.33-rc8 compiled & tested on x86_64 AMDX2 I've been running this patch for over a week with no obvious problems regards Richard Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| | * | | | | | | | | Switch proc/self to nd_set_link()Al Viro2010-02-191-5/+19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| | * | | | | | | | | fix LOOKUP_FOLLOW on automount "symlinks"Al Viro2010-02-191-2/+12
| | | |_|_|_|_|/ / / | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Make sure that automount "symlinks" are followed regardless of LOOKUP_FOLLOW; it should have no effect on them. Cc: stable@kernel.org Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| * | | | | | | | | Merge branch 'v4l_for_linus' of ↵Linus Torvalds2010-02-207-7/+15
| |\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: V4L/DVB: bttv: Move I2C IR initialization V4L/DVB: Video : pwc : Fix regression in pwc_set_shutter_speed caused by bad constant => sizeof conversion. soc-camera: mt9t112: modify exiting conditions from standby mode V4L/DVB: cxusb: Select all required frontend and tuner modules V4L/DVB: dvb: l64781.ko broken with gcc 4.5
| | * | | | | | | | | V4L/DVB: bttv: Move I2C IR initializationJean Delvare2010-02-193-2/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Move I2C IR initialization from just after I2C bus setup to right before non-I2C IR initialization. This avoids the case where an I2C IR device is blocking audio support (at least the PV951 suffers from this). It is also more logical to group IR support together, regardless of the connectivity. This fixes bug #15184: http://bugzilla.kernel.org/show_bug.cgi?id=15184 Signed-off-by: Jean Delvare <khali@linux-fr.org> CC: stable@kernel.org Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| | * | | | | | | | | V4L/DVB: Video : pwc : Fix regression in pwc_set_shutter_speed caused by bad ↵Martin Fuzzey2010-02-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | constant => sizeof conversion. Regression was caused by my commit 6b35ca0d3d586b8ecb8396821af21186e20afaf0 which determined message size using sizeof rather than hardcoded constants. Unfortunately pwc_set_shutter_speed reuses a 2 byte buffer for a one byte message too so the sizeof was bogus in this case. All other uses of sizeof checked and are ok. Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: stable@kernel.org Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| | * | | | | | | | | soc-camera: mt9t112: modify exiting conditions from standby modeKuninori Morimoto2010-02-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This polling is needed if camera is in standby mode, but current exiting condition is inverted. Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| | * | | | | | | | | V4L/DVB: cxusb: Select all required frontend and tuner modulesBen Hutchings2010-02-191-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | cxusb uses the atbm8830 and lgs8gxx (not lgs8gl5) frontends and the max2165 tuner, so it needs to select them. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Cc: stable@kernel.org Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| | * | | | | | | | | V4L/DVB: dvb: l64781.ko broken with gcc 4.5Richard Guenther2010-02-191-2/+2
| | |/ / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | I'm trying to fix it on the GCC side (PR43007), but the module is quite stupid in using ULL constants to operate on u32 values: static int apply_frontend_param (struct dvb_frontend* fe, struct dvb_frontend_parameters *param) { ... static const u32 ppm = 8000; u32 spi_bias; ... spi_bias *= 1000ULL; spi_bias /= 1000ULL + ppm/1000; which causes current GCC 4.5 to emit calls to __udivdi3 for i?86 again. This patch fixes this issue. Signed-off-by: Richard Guenther <rguenther@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> CC: stable@kernel.org Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| * | | | | | | | | Merge branch 'omap-fixes-for-linus' of ↵Linus Torvalds2010-02-201-7/+5
| |\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6 * 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: omap: Remove DEBUG_FS dependency for mux name checking
| | * | | | | | | | | omap: Remove DEBUG_FS dependency for mux name checkingRanjith Lohithakshan2010-02-171-7/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The check for a valid mux name should be performed regardless of whether DEBUG_FS is enabled or not. Otherwise without DEBUG_FS, we get: Unable to handle kernel NULL pointer dereference at virtual address 00000000 pgd = c0004000 [00000000] *pgd=00000000 Internal error: Oops: 5 [#1] last sysfs file: Modules linked in: CPU: 0 Not tainted (2.6.33-rc8 #10) PC is at strcmp+0x18/0x40 LR is at omap_mux_init_signal+0x68/0x14c ... This fixes the issue currently seen with boards not booting up if DEBUG_FS is not enabled in defconfig. Note that the earlier ifndef + ifdef now becomes simpler ifdef else: If CONFIG_OMAP_MUX is selected, we use pin names. If it's not selected, we only want the GPIO to mux register mapping. Signed-off-by: Ranjith Lohithakshan <ranjithl@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
| * | | | | | | | | | Merge master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds2010-02-209-11/+67
| |\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * master.kernel.org:/home/rmk/linux-2.6-arm: ARM: allow alignment fault mode to be configured at kernel boot ARM: Update mach-types ARM: 5951/1: ARM: fix documentation of the PrimeCell bus ARM: 5950/1: ARM: Fix build error for arm1026ej-s processor MAINTAINERS: fix my e-mail and status for Gemini and FA526 Gemini: wrong registers used to set reg_level in gpio_set_irq_type() ARM: 5944/1: scsi: fix timer setup in fas216.c ARM: 5938/1: ARM: L2: export outer_cache_fns
| | * | | | | | | | | | ARM: allow alignment fault mode to be configured at kernel bootRussell King2010-02-202-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some glibc versions intentionally create lots of alignment faults in their gconv code, which if not fixed up, results in segfaults during boot. This can prevent systems booting properly. There is no clear hard-configurable default for this; the desired default depends on the nature of the userspace which is going to be booted. So, provide a way for the alignment fault handler to be configured via the kernel command line. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| | * | | | | | | | | | ARM: Update mach-typesRussell King2010-02-201-2/+44
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| | * | | | | | | | | | ARM: 5951/1: ARM: fix documentation of the PrimeCell busLinus Walleij2010-02-201-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This fixes the filepath encoded in <linux/amba/bus.h> and adds some documentation as to what this bus really means. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| | * | | | | | | | | | ARM: 5950/1: ARM: Fix build error for arm1026ej-s processorAbdoulaye Walsimou Gaye2010-02-201-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fix the below build error for arm1026ej-s processor (IntegratorCP/arm1026ej-s board). CC init/main.o In file included from include/linux/highmem.h:8, from include/linux/pagemap.h:10, from include/linux/mempolicy.h:62, from init/main.c:52: arch/arm/include/asm/cacheflush.h:134:2: error: #error Unknown cache maintainence model make[1]: *** [init/main.o] Erreur 1 make: *** [init] Erreur 2 Signed-off-by: Abdoulaye Walsimou Gaye <walsimou@walsimou.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| | * | | | | | | | | | Merge branch 'for-rmk' of git://gitorious.org/linux-gemini/mainlineRussell King2010-02-1830-173/+233
| | |\ \ \ \ \ \ \ \ \ \
| | | * | | | | | | | | | MAINTAINERS: fix my e-mail and status for Gemini and FA526Paulius Zaleckas2010-02-181-4/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Paulius Zaleckas <paulius.zaleckas@gmail.com>
| | | * | | | | | | | | | Gemini: wrong registers used to set reg_level in gpio_set_irq_type()Roel Kluin2010-02-181-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It appears the wrong GPIO registers were used Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Paulius Zaleckas <paulius.zaleckas@gmail.com>
| | * | | | | | | | | | | ARM: 5944/1: scsi: fix timer setup in fas216.cGuennadi Liakhovetski2010-02-181-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | mod_timer() takes an absolute time and not a delay as its argument. Cc: <stable@kernel.org> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| | * | | | | | | | | | | ARM: 5938/1: ARM: L2: export outer_cache_fnsSantosh Shilimkar2010-02-181-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The 'outer_cache' variable is needed by the outer_inv_range(), outer_clean_range() and outer_flush_range() functions, which are declared as inline in asm/cacheflush.h. Otherwise drivers built as a loadable module, which access these functions, will have an undefined symbol. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| * | | | | | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6Linus Torvalds2010-02-198-16/+40
| |\ \ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: [SCSI] megaraid_sas: fix for 32bit apps [SCSI] fcoe: Only rmmod fcoe.ko if there are no active connections [SCSI] libfcoe: Send port LKA every FIP_VN_KA_PERIOD secs. [SCSI] libfc: Don't assume response request present. [SCSI] libfc: Fix e_d_tov ns -> ms scaling factor in PLOGI response. [SCSI] libfc: call ddp setup for only FCP reads to avoid accessing junk fsp pointer [SCSI] iscsi_tcp regression: remove bogus warn on in write path
| | * | | | | | | | | | | | [SCSI] megaraid_sas: fix for 32bit appsTomas Henzl2010-02-191-2/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It looks like this patch - commit 7b2519afa1abd1b9f63aa1e90879307842422dae Author: Yang, Bo <Bo.Yang@lsi.com> Date: Tue Oct 6 14:52:20 2009 -0600 [SCSI] megaraid_sas: fix 64 bit sense pointer truncation has caused a problem for 32bit programs with 64bit os - http://bugzilla.kernel.org/show_bug.cgi?id=15001 fix by converting the user space 32bit pointer to a 64 bit one when needed. [jejb: fix up some 64 bit warnings] Signed-off-by: Tomas Henzl <thenzl@redhat.com> Cc: Bo Yang <Bo.Yang@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] fcoe: Only rmmod fcoe.ko if there are no active connectionsRob Love2010-02-171-2/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently we're gracefully tearing down each active connection when fcoe.ko is removed. We shouldn't allow the user to destroy connections by removing the module. We should force the user to destroy each connection and then the module can be removed. This patch makes it so a refrerence count on the module is taken each time a fcoe_interface is created. The reference count is dropped when the fcoe_interface is destroyed. This makes it so that module_exit() doesn't get called unless all fcoe_interfaces have been destroyed. This patch leaves the removal of interfaces in the module_exit routine so that if the user does a 'rmmod -f' we'll clean everything up before removing the module. The module_put line was put before the out_putdev goto line because we should only be decrementing the reference count if a fcoe_interface is actually destroyed. If we can't find the netdev or the fcoe_interface then it's assumed that something else has destroyed the fcoe_interface and it would have decremented the reference count at that time. Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] libfcoe: Send port LKA every FIP_VN_KA_PERIOD secs.Bhanu Prakash Gollapudi2010-02-171-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | libfcoe module doesnt send port keep alive every FIP_VN_KA_PERIOD due to improper assignment of timeout value. Update the port_ka_time appropriately by incrementing it by FIP_VN_KA_PERIOD in fcoe_ctlr_timeout(), so that the link_work is scheduled to send the port LKA. Signed-off-by: Bhanu Gollapudi <bprakash@broadcom.com> Acked-by: Joe Eykholt <jeykholt@cisco.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] libfc: Don't assume response request present.Hugh Daschbach2010-02-171-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fix NULL pointer dereference crash occurs in fc_lport_bsg_request() for bsg requests that do not contain a response request. Specifically, FC_BSG_HST_ADD_RPORT and FC_BSG_HST_DEL_RPORT bsg requests are not guaranteed to include a response request. Signed-off-by: Hugh Daschbach <hdasch@broadcom.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] libfc: Fix e_d_tov ns -> ms scaling factor in PLOGI response.Hugh Daschbach2010-02-171-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Both PLOGI and RTV response processing conditionally scale e_d_tov, but use different scaling factors. The scaling factor is correct in RTV response processing. Bring PLOGI e_d_tov scaling in line with RTV common service parameter inspection. Signed-off-by: Hugh Daschbach <hdasch@broadcom.com> Acked-by: Joe Eykholt <jeykholt@cisco.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] libfc: call ddp setup for only FCP reads to avoid accessing junk fsp ↵Vasu Dev2010-02-172-4/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pointer Adds check to call fc_fcp_ddp_setup for only FCP read cmds to avoid accessing junk fsp pointer at least in ESX since non FCP frame had junk fsp value, though fsp is implicitly initialized to null by __alloc_skb but with this patch no more relying on fsp initialized to null value and hitting junk fsp ptr access. Removes fsp pointer checking in fc_fcp_ddp_setup as this is not needed any more since its only caller for FCP read will always have a valid fsp. Reported by: Frank Zhang <frank_1.zhang@intel.com> Reported by: Rob Love <robert.w.love@intel.com> Signed-off-by: Vasu Dev <vasu.dev@intel.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| | * | | | | | | | | | | | [SCSI] iscsi_tcp regression: remove bogus warn on in write pathMike Christie2010-02-171-5/+3
| | |/ / / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | An empty r2tqueue is a valid state. It just means that we have processed all that there was to do. This patch removes the WARN_ON that was added when the kfifo changes were merged. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| * | | | | | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds2010-02-195-23/+50
| |\ \ \ \ \ \ \ \ \ \ \ \ | | | |_|_|_|_|_|_|_|_|/ / | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: sfc: SFE4002/SFN4112F: Widen temperature and voltage tolerances sfc: Fix sign of efx_mcdi_poll_reboot() error in efx_mcdi_poll() net-sysfs: Use rtnl_trylock in wireless sysfs methods. net: Fix sysctl restarts...
| | * | | | | | | | | | | sfc: SFE4002/SFN4112F: Widen temperature and voltage tolerancesBen Hutchings2010-02-191-18/+27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The temperature and voltage limits currently set on these boards are too conservative and will cause the driver to stop the net device erroneously in some systems. Based on a review of the chip datasheets and advice from the designer of these boards: - Raise the maximum board temperatures to the specified maximum ambient temperatures for their PHYs plus the expected temperature bias of the board - Raise the maximum controller temperature to 90 degrees - Lower the minimum temperatures to 0 degrees - Widen the voltage tolerances to at least +/- 10% Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | | | | | | | | | sfc: Fix sign of efx_mcdi_poll_reboot() error in efx_mcdi_poll()Ben Hutchings2010-02-191-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | efx_mcdi_poll() uses positive error numbers, matching the MCDI protocol. It must negate the result of efx_mcdi_poll_reboot() which returns the usual negative error numbers. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | | | | | | | | | net-sysfs: Use rtnl_trylock in wireless sysfs methods.Eric W. Biederman2010-02-191-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The wireless sysfs methods like the rest of the networking sysfs methods are removed with the rtnl_lock held and block until the existing methods stop executing. So use rtnl_trylock and restart_syscall so that the code continues to work. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| | * | | | | | | | | | | net: Fix sysctl restarts...Eric W. Biederman2010-02-192-3/+20
| | |/ / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Yuck. It turns out that when we restart sysctls we were restarting with the values already changed. Which unfortunately meant that the second time through we thought there was no change and skipped all kinds of work, despite the fact that there was indeed a change. I have fixed this the simplest way possible by restoring the changed values when we restart the sysctl write. One of my coworkers spotted this bug when after disabling forwarding on an interface pings were still forwarded. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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