diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2012-02-28 19:46:05 +0000 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2012-03-15 18:17:59 -0700 |
| commit | 74a622be3db2898251cb524d1edbeaea589f2723 (patch) | |
| tree | d54a6960bedd0176d7ff1f7dc3092df42d1917bd /arch/ia64/kernel/fsyscall_gtod_data.h | |
| parent | 2ab516575f2f273b19d95140d02c54612201e80a (diff) | |
| download | linux-74a622be3db2898251cb524d1edbeaea589f2723.tar.bz2 | |
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>
Diffstat (limited to 'arch/ia64/kernel/fsyscall_gtod_data.h')
| -rw-r--r-- | arch/ia64/kernel/fsyscall_gtod_data.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/ia64/kernel/fsyscall_gtod_data.h b/arch/ia64/kernel/fsyscall_gtod_data.h index 57d2ee6c83e1..146b15b5fec3 100644 --- a/arch/ia64/kernel/fsyscall_gtod_data.h +++ b/arch/ia64/kernel/fsyscall_gtod_data.h @@ -6,7 +6,7 @@ */ struct fsyscall_gtod_data_t { - seqlock_t lock; + seqcount_t seq; struct timespec wall_time; struct timespec monotonic_time; cycle_t clk_mask; |