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2009-11-02tpm_tis: TPM_STS_DATA_EXPECT workaroundRajiv Andrade
Some newer Lenovo models are shipped with a TPM that doesn't seem to set the TPM_STS_DATA_EXPECT status bit when sending it a burst of data, so the code understands it as a failure and doesn't proceed sending the chip the intended data. In this patch we bypass this bit check in case the itpm module parameter was set. This patch is based on Andy Isaacson's one: http://marc.info/?l=linux-kernel&m=124650185023495&w=2 It was heavily discussed how should we deal with identifying the chip in kernel space, but the required patch to do so was NACK'd: http://marc.info/?l=linux-kernel&m=124650186423711&w=2 This way we let the user choose using this workaround or not based on his observations on this code behavior when trying to use the TPM. Fixed a checkpatch issue present on the previous patch, thanks to Daniel Walker. Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com> Acked-by: Eric Paris <eparis@redhat.com> Tested-by: Seiji Munetoh <seiji.munetoh@gmail.com> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-30define convenient securebits masks for prctl users (v2)Serge E. Hallyn
Hi James, would you mind taking the following into security-testing? The securebits are used by passing them to prctl with the PR_{S,G}ET_SECUREBITS commands. But the defines must be shifted to be used in prctl, which begs to be confused and misused by userspace. So define some more convenient values for userspace to specify. This way userspace does prctl(PR_SET_SECUREBITS, SECBIT_NOROOT); instead of prctl(PR_SET_SECUREBITS, 1 << SECURE_NOROOT); (Thanks to Michael for the idea) This patch also adds include/linux/securebits to the installed headers. Then perhaps it can be included by glibc's sys/prctl.h. Changelog: Oct 29: Stephen Rothwell points out that issecure can be under __KERNEL__. Oct 14: (Suggestions by Michael Kerrisk): 1. spell out SETUID in SECBIT_NO_SETUID* 2. SECBIT_X_LOCKED does not imply SECBIT_X 3. add definitions for keepcaps Oct 14: As suggested by Michael Kerrisk, don't use SB_* as that convention is already in use. Use SECBIT_ prefix instead. Signed-off-by: Serge E. Hallyn <serue@us.ibm.com> Acked-by: Andrew G. Morgan <morgan@kernel.org> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Cc: Ulrich Drepper <drepper@redhat.com> Cc: James Morris <jmorris@namei.org> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-29tpm: fix header for modular buildRandy Dunlap
Fix build for TCG_TPM=m. Header file doesn't handle this and incorrectly builds stubs. drivers/char/tpm/tpm.c:720: error: redefinition of 'tpm_pcr_read' include/linux/tpm.h:35: error:previous definition of 'tpm_pcr_read' was here drivers/char/tpm/tpm.c:752: error: redefinition of 'tpm_pcr_extend' include/linux/tpm.h:38: error:previous definition of 'tpm_pcr_extend' was here Repairs linux-next's commit d6ba452128178091dab7a04d54f7e66fdc32fb39 Author: Mimi Zohar <zohar@linux.vnet.ibm.com> Date: Mon Oct 26 09:26:18 2009 -0400 tpm add default function definitions Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Rajiv Andrade <srajiv@linux.vnet.ibm.com> Cc: Mimi Zohar <zohar@us.ibm.com> Cc: James Morris <jmorris@namei.org> Cc: Eric Paris <eparis@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-29tomoyo: improve hash bucket dispersionStephen Hemminger
When examining the network device name hash, it was discovered that the low order bits of full_name_hash() are not very well dispersed across the possible values. When used by filesystem code, this is handled by folding with the function hash_long(). The only other non-filesystem usage of full_name_hash() at this time appears to be in TOMOYO. This patch should fix that. I do not use TOMOYO at this time, so this patch is build tested only. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Acked-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-28tpm add default function definitionsMimi Zohar
Add default tpm_pcr_read/extend function definitions required by IMA/Kconfig changes. Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Reviewed-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-25LSM: imbed ima calls in the security hooksMimi Zohar
Based on discussions on LKML and LSM, where there are consecutive security_ and ima_ calls in the vfs layer, move the ima_ calls to the existing security_ hooks. Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-24SELinux: add .gitignore files for dynamic classesEric Paris
The SELinux dynamic class work in c6d3aaa4e35c71a32a86ececacd4eea7ecfc316c creates a number of dynamic header files and scripts. Add .gitignore files so git doesn't complain about these. Signed-off-by: Eric Paris <eparis@redhat.com> Acked-by: Stephen D. Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-20security: remove root_plugJames Morris
Remove the root_plug example LSM code. It's unmaintained and increasingly broken in various ways. Made at the 2009 Kernel Summit in Tokyo! Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-20SELinux: fix locking issue introduced with c6d3aaa4e35c71a3Stephen Smalley
Ensure that we release the policy read lock on all exit paths from security_compute_av. Signed-off-by: Stephen D. Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-14capabilities: simplify bound checks for copy_from_user()Arjan van de Ven
The capabilities syscall has a copy_from_user() call where gcc currently cannot prove to itself that the copy is always within bounds. This patch adds a very explicity bound check to prove to gcc that this copy_from_user cannot overflow its destination buffer. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Acked-by: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-12LSM: Pass original mount flags to security_sb_mount().Tetsuo Handa
This patch allows LSM modules to determine based on original mount flags passed to mount(). A LSM module can get masked mount flags (if needed) by flags &= ~(MS_NOSUID | MS_NOEXEC | MS_NODEV | MS_ACTIVE | MS_NOATIME | MS_NODIRATIME | MS_RELATIME| MS_KERNMOUNT | MS_STRICTATIME); Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-12LSM: Add security_path_chroot().Tetsuo Handa
This patch allows pathname based LSM modules to check chroot() operations. This hook is used by TOMOYO. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-12LSM: Add security_path_chmod() and security_path_chown().Tetsuo Handa
This patch allows pathname based LSM modules to check chmod()/chown() operations. Since notify_change() does not receive "struct vfsmount *", we add security_path_chmod() and security_path_chown() to the caller of notify_change(). These hooks are used by TOMOYO. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-07selinux: drop remapping of netlink classesStephen Smalley
Drop remapping of netlink classes and bypass of permission checking based on netlink message type for policy version < 18. This removes compatibility code introduced when the original single netlink security class used for all netlink sockets was split into finer-grained netlink classes based on netlink protocol and when permission checking was added based on netlink message type in Linux 2.6.8. The only known distribution that shipped with SELinux and policy < 18 was Fedora Core 2, which was EOL'd on 2005-04-11. Given that the remapping code was never updated to address the addition of newer netlink classes, that the corresponding userland support was dropped in 2005, and that the assumptions made by the remapping code about the fixed ordering among netlink classes in the policy may be violated in the future due to the dynamic class/perm discovery support, we should drop this compatibility code now. Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-07selinux: generate flask headers during kernel buildStephen Smalley
Add a simple utility (scripts/selinux/genheaders) and invoke it to generate the kernel-private class and permission indices in flask.h and av_permissions.h automatically during the kernel build from the security class mapping definitions in classmap.h. Adding new kernel classes and permissions can then be done just by adding them to classmap.h. Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-07selinux: dynamic class/perm discoveryStephen Smalley
Modify SELinux to dynamically discover class and permission values upon policy load, based on the dynamic object class/perm discovery logic from libselinux. A mapping is created between kernel-private class and permission indices used outside the security server and the policy values used within the security server. The mappings are only applied upon kernel-internal computations; similar mappings for the private indices of userspace object managers is handled on a per-object manager basis by the userspace AVC. The interfaces for compute_av and transition_sid are split for kernel vs. userspace; the userspace functions are distinguished by a _user suffix. The kernel-private class indices are no longer tied to the policy values and thus do not need to skip indices for userspace classes; thus the kernel class index values are compressed. The flask.h definitions were regenerated by deleting the userspace classes from refpolicy's definitions and then regenerating the headers. Going forward, we can just maintain the flask.h, av_permissions.h, and classmap.h definitions separately from policy as they are no longer tied to the policy values. The next patch introduces a utility to automate generation of flask.h and av_permissions.h from the classmap.h definitions. The older kernel class and permission string tables are removed and replaced by a single security class mapping table that is walked at policy load to generate the mapping. The old kernel class validation logic is completely replaced by the mapping logic. The handle unknown logic is reworked. reject_unknown=1 is handled when the mappings are computed at policy load time, similar to the old handling by the class validation logic. allow_unknown=1 is handled when computing and mapping decisions - if the permission was not able to be mapped (i.e. undefined, mapped to zero), then it is automatically added to the allowed vector. If the class was not able to be mapped (i.e. undefined, mapped to zero), then all permissions are allowed for it if allow_unknown=1. avc_audit leverages the new security class mapping table to lookup the class and permission names from the kernel-private indices. The mdp program is updated to use the new table when generating the class definitions and allow rules for a minimal boot policy for the kernel. It should be noted that this policy will not include any userspace classes, nor will its policy index values for the kernel classes correspond with the ones in refpolicy (they will instead match the kernel-private indices). Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov> Signed-off-by: James Morris <jmorris@namei.org>
2009-10-01TPM: fix pcrreadRajiv Andrade
The previously sent patch: http://marc.info/?l=tpmdd-devel&m=125208945007834&w=2 Had its first hunk cropped when merged, submitting only this first hunk again. Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Cc: Debora Velarde <debora@linux.vnet.ibm.com> Cc: Marcel Selhorst <m.selhorst@sirrix.com> Cc: James Morris <jmorris@namei.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com> Acked-by: Mimi Zohar <zohar@us.ibm.com> Tested-by: Mimi Zohar <zohar@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
2009-09-30SELinux: reset the security_ops before flushing the avc cacheEric Paris
This patch resets the security_ops to the secondary_ops before it flushes the avc. It's still possible that a task on another processor could have already passed the security_ops dereference and be executing an selinux hook function which would add a new avc entry. That entry would still not be freed. This should however help to reduce the number of needless avcs the kernel has when selinux is disabled at run time. There is no wasted memory if selinux is disabled on the command line or not compiled. Signed-off-by: Eric Paris <eparis@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
2009-09-30Merge branch 'master' into nextJames Morris
2009-09-27Linux 2.6.32-rc1Linus Torvalds
2009-09-27alpha: Fix duplicate <asm/thread_info.h> includeLinus Torvalds
.. duplicated by merging the same fix twice, for details see commit 0d9df2515dbceb67d343c0f10fd3ff218380d524 ("Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes") Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-27tty: Fix regressions caused by commit b50989dcDave Young
The following commit made console open fails while booting: commit b50989dc444599c8b21edc23536fc305f4e9b7d5 Author: Alan Cox <alan@linux.intel.com> Date: Sat Sep 19 13:13:22 2009 -0700 tty: make the kref destructor occur asynchronously Due to tty release routines run in a workqueue now, error like the following will be reported while booting: INIT open /dev/console Input/output error It also causes hibernation regression to appear as reported at http://bugzilla.kernel.org/show_bug.cgi?id=14229 The reason is that now there's latency issue with closing, but when we open a "closing not finished" tty, -EIO will be returned. Fix it as per the following Alan's suggestion: Fun but it's actually not a bug and the fix is wrong in itself as the port may be closing but not yet being destructed, in which case it seems to do the wrong thing. Opening a tty that is closing (and could be closing for long periods) is supposed to return -EIO. I suspect a better way to deal with this and keep the old console timing is to split tty->shutdown into two functions. tty->shutdown() - called synchronously just before we dump the tty onto the waitqueue for destruction tty->cleanup() - called when the destructor runs. We would then do the shutdown part which can occur in IRQ context fine, before queueing the rest of the release (from tty->magic = 0 ... the end) to occur asynchronously The USB update in -next would then need a call like if (tty->cleanup) tty->cleanup(tty); at the top of the async function and the USB shutdown to be split between shutdown and cleanup as the USB resource cleanup and final tidy cannot occur synchronously as it needs to sleep. In other words the logic becomes final kref put make object unfindable async clean it up Signed-off-by: Dave Young <hidave.darkstar@gmail.com> [ rjw: Rebased on top of 2.6.31-git, reworked the changelog. ] Signed-off-by: "Rafael J. Wysocki" <rjw@sisk.pl> [ Changed serial naming to match new rules, dropped tty_shutdown as per comments from Alan Stern - Linus ] Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-27ACPI: kill "unused variable ‘i’" warningLinus Torvalds
Commit 3d5b6fb47a8e68fa311ca2c3447e7f8a7c3a9cf3 ("ACPI: Kill overly verbose "power state" log messages") removed the actual use of this variable, but didn't remove the variable itself, resulting in build warnings like drivers/acpi/processor_idle.c: In function ‘acpi_processor_power_init’: drivers/acpi/processor_idle.c:1169: warning: unused variable ‘i’ Just get rid of the now unused variable. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-27const: mark struct vm_struct_operationsAlexey Dobriyan
* mark struct vm_area_struct::vm_ops as const * mark vm_ops in AGP code But leave TTM code alone, something is fishy there with global vm_ops being used. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-27Merge branch 'timers-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'timers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: hrtimer: Eliminate needless reprogramming of clock events device
2009-09-27Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI: IA64=y ACPI=n build fix ACPI: Kill overly verbose "power state" log messages ACPI: fix Compaq Evo N800c (Pentium 4m) boot hang regression ACPI: Clarify resource conflict message thinkpad-acpi: fix CONFIG_THINKPAD_ACPI_HOTKEY_POLL build problem
2009-09-27Merge branch 'x86-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Fix hwpoison code related build failure on 32-bit NUMAQ
2009-09-27ACPI: IA64=y ACPI=n build fixLen Brown
ia64's sim_defconfig uses CONFIG_ACPI=n which now #define's acpi_disabled in <linux/acpi.h> So we shouldn't re-define it here in <asm/acpi.h> Signed-off-by: Len Brown <len.brown@intel.com>
2009-09-27ACPI: Kill overly verbose "power state" log messagesRoland Dreier
I was recently lucky enough to get a 64-CPU system, so my kernel log ends up with 64 lines like: ACPI: CPU0 (power states: C1[C1] C2[C3]) This is pretty useless clutter because this info is already available after boot from both /sys/devices/system/cpu/cpu*/cpuidle/state?/ as well as /proc/acpi/processor/CPU*/power. So just delete the code that prints the C-states in processor_idle.c. Signed-off-by: Roland Dreier <rolandd@cisco.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-09-27x86: Fix hwpoison code related build failure on 32-bit NUMAQLinus Torvalds
This build failure triggers: In file included from include/linux/suspend.h:8, from arch/x86/kernel/asm-offsets_32.c:11, from arch/x86/kernel/asm-offsets.c:2: include/linux/mm.h:503:2: error: #error SECTIONS_WIDTH+NODES_WIDTH+ZONES_WIDTH > BITS_PER_LONG - NR_PAGEFLAGS Because due to the hwpoison page flag we ran out of page flags on 32-bit. Dont turn on hwpoison on 32-bit NUMA (it's rare in any case). Also clean up the Kconfig dependencies in the generic MM code by introducing ARCH_SUPPORTS_MEMORY_FAILURE. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-09-27ACPI: fix Compaq Evo N800c (Pentium 4m) boot hang regressionZhao Yakui
Don't disable ARB_DISABLE when the familary ID is 0x0F. http://bugzilla.kernel.org/show_bug.cgi?id=14211 This was a 2.6.31 regression, and so this patch needs to be applied to 2.6.31.stable Signed-off-by: Zhao Yakui <yakui.zhao@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-09-27ACPI: Clarify resource conflict messageJean Delvare
The message "ACPI: Device needs an ACPI driver" is misleading. The device _may_ need an ACPI driver, if the BIOS implemented a custom API for the device in question (which, AFAIK, can't be checked.) If not, then either a generic ACPI driver may be used (for example "thermal"), or nothing can be done (other than a white list). I propose to reword the message to: ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver which I think is more correct. Comments and suggestions welcome. I also added a message warning about possible problems and system instability when users pass acpi_enforce_resources=lax, as suggested by Len. Signed-off-by: Jean Delvare <jdelvare@suse.de> Cc: Thomas Renninger <trenn@suse.de> Cc: Alan Jenkins <sourcejedi.lkml@googlemail.com> Signed-off-by: Len Brown <len.brown@intel.com>
2009-09-27thinkpad-acpi: fix CONFIG_THINKPAD_ACPI_HOTKEY_POLL build problemHenrique de Moraes Holschuh
Fix this problem when CONFIG_THINKPAD_ACPI_HOTKEY_POLL is undefined: CHECK drivers/platform/x86/thinkpad_acpi.c drivers/platform/x86/thinkpad_acpi.c:1968:21: error: not an lvalue CC [M] drivers/platform/x86/thinkpad_acpi.o drivers/platform/x86/thinkpad_acpi.c: In function 'tpacpi_hotkey_driver_mask_set': drivers/platform/x86/thinkpad_acpi.c:1968: error: lvalue required as left operand of assignment Reported-by: Noah Dain <noahdain@gmail.com> Reported-by: Audrius Kazukauskas <audrius@neutrino.lt> Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
2009-09-26Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: [IA64] implement ticket locks for Itanium
2009-09-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixesLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes: alpha: fix build after vmlinux.lds.S cleanup mips: fix build of vmlinux.lds
2009-09-26Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-ledsLinus Torvalds
* 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds: leds: move leds-clevo-mail's probe function to .devinit.text leds: Fix indentation in LEDS_LP3944 Kconfig entry leds: Fix LED names leds: Fix leds-pca9532 whitespace issues leds: fix coding style in worker thread code for ledtrig-gpio. leds: gpio-leds: fix typographics fault leds: Add WM831x status LED driver
2009-09-26Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-backlightLinus Torvalds
* 'for-linus' of git://git.o-hand.com/linux-rpurdie-backlight: backlight: new driver for ADP5520/ADP5501 MFD PMICs backlight: extend event support to also support poll() backlight/eeepc-laptop: Update the backlight state when we change brightness backlight/acpi: Update the backlight state when we change brightness backlight: Allow drivers to update the core, and generate events on changes backlight: switch to da903x driver to dev_pm_ops backlight: Add support for the Avionic Design Xanthos backlight device. backlight: spi driver for LMS283GF05 LCD backlight: move hp680-bl's probe function to .devinit.text backlight: Add support for new Apple machines. backlight: mbp_nvidia_bl: add support for MacBookAir 1,1 backlight: Add WM831x backlight driver Trivial conflicts due to '#ifdef CONFIG_PM' differences in drivers/video/backlight/da903x_bl.c
2009-09-26headers: kref.h reduxAlexey Dobriyan
* remove asm/atomic.h inclusion from kref.h -- not needed, linux/types.h is enough for atomic_t * remove linux/kref.h inclusion from files which do not need it. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-26Merge branch 'core-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: futex: Add memory barrier commentary to futex_wait_queue_me() futex: Fix wakeup race by setting TASK_INTERRUPTIBLE before queue_me() futex: Correct futex_q woken state commentary futex: Make function kernel-doc commentary consistent futex: Correct queue_me and unqueue_me commentary futex: Correct futex_wait_requeue_pi() commentary
2009-09-26Merge branch 'perf-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: perf tools: Dont use openat() perf tools: Fix buffer allocation perf tools: .gitignore += perf*.html perf tools: Handle relative paths while loading module symbols perf tools: Fix module symbol loading bug perf_event, x86: Fix 'perf sched record' crashing the machine perf_event: Update PERF_EVENT_FORK header definition perf stat: Fix zero total printouts
2009-09-26Merge branch 'timers-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: clocksource: Resume clocksource without taking the clocksource mutex
2009-09-26Merge branch 'tracing-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: modules, tracing: Remove stale struct marker signature from module_layout() tracing/workqueue: Use %pf in workqueue trace events tracing: Fix a comment and a trivial format issue in tracepoint.h tracing: Fix failure path in ftrace_regex_open() tracing: Fix failure path in ftrace_graph_write() tracing: Check the return value of trace_get_user() tracing: Fix off-by-one in trace_get_user()
2009-09-26Merge branch 'x86-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Remove redundant non-NUMA topology functions x86: early_printk: Protect against using the same device twice x86: Reduce verbosity of "PAT enabled" kernel message x86: Reduce verbosity of "TSC is reliable" message x86: mce: Use safer ways to access MCE registers x86: mce, inject: Use real inject-msg in raise_local x86: mce: Fix thermal throttling message storm x86: mce: Clean up thermal throttling state tracking code x86: split NX setup into separate file to limit unstack-protected code xen: check EFER for NX before setting up GDT mapping x86: Cleanup linker script using new linker script macros. x86: Use section .data.page_aligned for the idt_table. x86: convert to use __HEAD and HEAD_TEXT macros. x86: convert compressed loader to use __HEAD and HEAD_TEXT macros. x86: fix fragile computation of vsyscall address
2009-09-26Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (32 commits) ACPI: i2c-scmi: don't use acpi_device_uid() ACPI: simplify building device HID/CID list ACPI: remove acpi_device_uid() and related stuff ACPI: remove acpi_device.flags.hardware_id ACPI: remove acpi_device.flags.compatible_ids ACPI: maintain a single list of _HID and _CID IDs ACPI: make sure every acpi_device has an ID ACPI: use acpi_device_hid() when possible ACPI: fix synthetic HID for \_SB_ ACPI: handle re-enumeration, when acpi_devices might already exist ACPI: factor out device type and status checking ACPI: add acpi_bus_get_status_handle() ACPI: use acpi_walk_namespace() to enumerate devices ACPI: identify device tree root by null parent pointer, not ACPI_BUS_TYPE ACPI: enumerate namespace before adding functional fixed hardware devices ACPI: convert acpi_bus_scan() to operate on an acpi_handle ACPI: add acpi_bus_get_parent() and remove "parent" arguments ACPI: remove unnecessary argument checking ACPI: remove redundant "type" arguments ACPI: remove acpi_device_set_context() "type" argument ...
2009-09-26Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'writeback' of git://git.kernel.dk/linux-2.6-block: writeback: pass in super_block to bdi_start_writeback()
2009-09-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6: cifs: fix locking and list handling code in cifs_open and its helper [CIFS] Remove build warning cifs: fix problems with last two commits [CIFS] Fix build break when keys support turned off cifs: eliminate cifs_init_private cifs: convert oplock breaks to use slow_work facility (try #4) cifs: have cifsFileInfo hold an extra inode reference cifs: take read lock on GlobalSMBSes_lock in is_valid_oplock_break cifs: remove cifsInodeInfo.oplockPending flag cifs: fix oplock request handling in posix codepath [CIFS] Re-enable Lanman security
2009-09-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: at91_can: Forgotten git 'add' of at91_can.c TI Davinci EMAC: Fix in vector definition for EMAC_VERSION_2 ax25: Fix ax25_cb refcounting in ax25_ctl_ioctl virtio_net: Check for room in the vq before adding buffer virtio_net: avoid (most) NETDEV_TX_BUSY by stopping queue early. virtio_net: formalize skb_vnet_hdr virtio_net: don't free buffers in xmit ring virtio_net: return NETDEV_TX_BUSY instead of queueing an extra skb. virtio_net: skb_orphan() and nf_reset() in xmit path.
2009-09-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc64: vio: Kill BUILD_BUG_ON() in vio_dring_avail(). Trivial conflict in arch/sparc/include/asm/vio.h due to David removing the whole messy BUG_ON that was confused.
2009-09-26make Linux bootable on ARM againNicolas Pitre
Commit 200b812d00 "Clear the exclusive monitor when returning from an exception" broke the vast majority of ARM systems in the wild which are still pre ARMv6. The kernel is crashing on the first occurrence of an exception due to the removal of the actual return instruction for them. Let's add it back. Signed-off-by: Nicolas Pitre <nico@marvell.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-26backlight: new driver for ADP5520/ADP5501 MFD PMICsMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>