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dahdi: process_timers is already called with interrupts disabled.

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Very slight performance increase when timertest is running in the
background.  Measured at ~10 ns improvement over 10K samples.

Signed-off-by: Shaun Ruffell <sruffell@digium.com>
Acked-by: Kinsey Moore <kmoore@digium.com>
Acked-by: Russ Meyerriecks <rmeyerriecks@digium.com>
Acked-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com>
Review: https://reviewboard.asterisk.org/r/940/

git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@9413 a0bf4364-ded3-4de4-8d8a-66a801d63aff
This commit is contained in:
Shaun Ruffell
2010-09-24 22:45:03 +00:00
parent 87336d22fc
commit c3ae5634d7
1 changed files with 4 additions and 4 deletions
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8
drivers/dahdi/dahdi-base.c
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@@ -8162,11 +8162,12 @@ int dahdi_hdlc_getbuf(struct dahdi_chan *ss, unsigned char *bufptr, unsigned int
static void process_timers(void)
{
unsigned long flags;
struct dahdi_timer *cur;
spin_lock_irqsave(&dahdi_timer_lock, flags);
if (list_empty(&dahdi_timers))
return;
spin_lock(&dahdi_timer_lock);
list_for_each_entry(cur, &dahdi_timers, list) {
if (cur->ms) {
cur->pos -= DAHDI_CHUNKSIZE;
@@ -8177,8 +8178,7 @@ static void process_timers(void)
}
}
}
spin_unlock_irqrestore(&dahdi_timer_lock, flags);
spin_unlock(&dahdi_timer_lock);
}
static unsigned int dahdi_timer_poll(struct file *file, struct poll_table_struct *wait_table)