[PATCH] ecryptfs: avoid ctx initialization race (no replies)
It might be possible for two callers to race the mutex lock after the NULL ctx check. Instead, move the lock above the check so there isn't the possibility of leaking a crypto ctx. Additionally,...
View Article[ANNOUNCE] Git v1.8.4-rc3 (no replies)
A release candidate Git v1.8.4-rc3 is now available for testing at the usual places. Things have calmed down on the 'master' front; we will still need to revert one commit that killed "git stash" in a...
View Article[PATCH v7 1/2] workqueue: add schedule_on_each_cpu_cond (no replies)
This API supports running work on a subset of the online cpus determined by a callback function. Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> --- v7: try a version with callbacks instead...
View Article[PATCH v7 2/2] mm: make lru_add_drain_all() selective (4 replies)
This change makes lru_add_drain_all() only selectively interrupt the cpus that have per-cpu free pages that can be drained. This is important in nohz mode where calling mlockall(), for example,...
View Article[PATCH] i915: Add a Kconfig option to turn on i915.preliminary_hw_support by...
When building kernels for a preliminary hardware target, having to add a kernel command-line option can prove inconvenient. Add a Kconfig option that changes the default of this option to 1....
View Articlerandconfig build error with next-20130813, in drivers/media/pci/cx88 (no...
Building with the attached random configuration file, LD init/built-in.o drivers/built-in.o: In function `cx8802_dvb_remove': cx88-dvb.c:(.text+0x3a9914): undefined reference to `vp3054_i2c_remove'...
View Article[PATCH 5/8] sched: mark should_resched() __always_inline (no replies)
From: Andi Kleen <ak@linux.intel.com> At least gcc 4.6 and some earlier ones does not inline this function. Since it's small and on relatively hot paths force inline it. Signed-off-by: Andi...
View Article[PATCH 1/8] x86: Add 1/2/4/8 byte optimization to 64bit...
From: Andi Kleen <ak@linux.intel.com> The 64bit __copy_{from,to}_user_inatomic always called copy_from_user_generic, but skipped the special optimizations for 1/2/4/8 byte accesses. This...
View Article[PATCH 6/8] Add might_fault_debug_only() (no replies)
From: Andi Kleen <ak@linux.intel.com> Add a might_fault_debug_only() that only does something in the PROVE_LOCKING case, but does not cond_resched for PREEMPT_VOLUNTARY. This is for cases when...
View Article[PATCH 8/8] sched: Inline the need_resched test into the caller for...
From: Andi Kleen <ak@linux.intel.com> _cond_resched is very common in kernel calls, e.g. it's used in every user access. Usually it does at least two explicit calls just to decide to do nothing:...
View Article[PATCH 7/8] x86: Remove cond_resched() from uaccess code (no replies)
From: Andi Kleen <ak@linux.intel.com> As suggested by Linus, remove cond_resched() from the x86 uaccess code. Now we only do might_fault() in debug kernels. This means *_user() is not a...
View Article[PATCH 3/8] tree-sweep: Include linux/sched.h for might_sleep users (no replies)
From: Andi Kleen <ak@linux.intel.com> might_sleep is moving from linux/kernel.h to linux/sched.h, so any users need to include linux/sched.h This was done with a mechanistic script and some uses...
View Article[PATCH 2/8] x86: Include linux/sched.h in asm/uaccess.h (no replies)
From: Andi Kleen <ak@linux.intel.com> uaccess.h uses might_sleep, but there is currently no explicit include for this. Since a upcoming patch moves might_sleep into sched.h include sched.h here....
View Article[PATCH 4/8] Move might_sleep and friends from kernel.h to sched.h (no replies)
From: Andi Kleen <ak@linux.intel.com> These are really related to scheduling, so they should be in sched.h Users usually will need to schedule anyways. The advantage of having them there is that...
View ArticleRe-tune x86 uaccess code for PREEMPT_VOLUNTARY v2 (no replies)
The x86 user access functions (*_user) were originally very well tuned, with partial inline code and other optimizations. Then over time various new checks -- particularly the sleep checks for a...
View Article[PATCH] cleanup: add forward declarations for inplace syscall wrappers (no...
Patch unclutters -Wmissing-prototypes warning types (enabled at make W=1) linux/include/linux/syscalls.h:190:18: warning: no previous prototype for 'SyS_semctl' [-Wmissing-prototypes] asmlinkage long...
View Article[PATCH 1/1] cx23885-dvb: fix ds3000 ts2020 split for TEVII S471 (no replies)
A split for ds3000/ts2020 code forgot to change the TEVII_S471 code. Change the TEVII_S471 according the changes to TEVII_S470. Signed-off-by: Christian Volkmann <cv@cv-sv.de> ---...
View Article[PATCH v4 0/5] PCA9633: Add support to PCA9634 and fix some problems (5 replies)
Add Support for the PCA9634 chip. Simimart to the 9633, but with 8 outputs instead of 4. Fix bug when 2 chips where present on the system, the ledclass will fail and the chip wont probe. Protect...
View Article[PATCH 1/5] rsxx: Handling failed pci_map_page on PowerPC and double free....
From: Philip J Kelleher <pjk1939@linux.vnet.ibm.com> The rsxx driver was not checking the correct value during a pci_map_page failure. Fixing this also uncovered a double free if the bio was...
View Article[PATCH 2/5] rsxx: Moving pci_map_page to prevent overflow (no replies)
From: Philip J Kelleher <pjk1939@linux.vnet.ibm.com> The pci_map_page function has been moved into our issued workqueue to prevent us running out of mappable addresses on non-HWWD PCIe x8 slots....
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