projects / firefly-linux-kernel-4.4.55.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2ab5165) | patch
ia64: vsyscall: Use seqcount instead of seqlock
authorThomas Gleixner <tglx@linutronix.de>
Tue, 28 Feb 2012 19:46:05 +0000 (19:46 +0000)
committerJohn Stultz <john.stultz@linaro.org>
Fri, 16 Mar 2012 01:17:59 +0000 (18:17 -0700)
commit74a622be3db2898251cb524d1edbeaea589f2723
treed54a6960bedd0176d7ff1f7dc3092df42d1917bdtree | snapshot
parent2ab516575f2f273b19d95140d02c54612201e80acommit | diff
ia64: vsyscall: Use seqcount instead of seqlock

The update of the vdso data happens under xtime_lock, so adding a
nested lock is pointless. Just use a seqcount to sync the readers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
arch/ia64/kernel/asm-offsets.c diff | blob | history
arch/ia64/kernel/fsys.S diff | blob | history
arch/ia64/kernel/fsyscall_gtod_data.h diff | blob | history
arch/ia64/kernel/time.c diff | blob | history
Unnamed repository; edit this file 'description' to name the repository.