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| author | Kumar Gala <galak@kernel.crashing.org> | 2006-03-20 11:58:02 -0600 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2006-03-20 11:58:02 -0600 |
| commit | 1a02e59a2970f9ed28ab51d3b08624b79e54d848 (patch) | |
| tree | 470cce472be3b08c160e0c569648e7228651b12a /arch/arm/kernel/time.c | |
| parent | ebcff3c773b42bce6182ec16485abca4e53fba97 (diff) | |
| parent | 2c276603c3e5ebf38155a9d1fbbda656d52d138e (diff) | |
Merge branch 'master'
Diffstat (limited to 'arch/arm/kernel/time.c')
| -rw-r--r-- | arch/arm/kernel/time.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index d7d932c0286..d6bd435a685 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -422,12 +422,14 @@ static int timer_dyn_tick_disable(void) void timer_dyn_reprogram(void) { struct dyn_tick_timer *dyn_tick = system_timer->dyn_tick; + unsigned long next, seq; - if (dyn_tick) { - write_seqlock(&xtime_lock); - if (dyn_tick->state & DYN_TICK_ENABLED) + if (dyn_tick && (dyn_tick->state & DYN_TICK_ENABLED)) { + next = next_timer_interrupt(); + do { + seq = read_seqbegin(&xtime_lock); dyn_tick->reprogram(next_timer_interrupt() - jiffies); - write_sequnlock(&xtime_lock); + } while (read_seqretry(&xtime_lock, seq)); } } |