ia64: vsyscall: Use seqcount instead of seqlock

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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>

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Thomas Gleixner 2012-02-28 19:46:05 +00:00 • committed by John Stultz

parent 2ab516575f

commit 74a622be3d

4 changed files with 7 additions and 11 deletions

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4

arch/ia64/kernel/asm-offsets.c

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2

arch/ia64/kernel/fsys.S

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2

arch/ia64/kernel/fsyscall_gtod_data.h

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10

arch/ia64/kernel/time.c

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