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patch: optimize tmr when delay is 0

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This commit is contained in:
Alfred E. Heggestad 2011-12-08 13:48:55 +00:00
parent 5450209a83
commit 57e2151625
1 changed files with 24 additions and 4 deletions
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28
src/tmr/tmr.c
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@ -49,6 +49,15 @@ static bool inspos_handler(struct le *le, void *arg)
}
static bool inspos_handler_0(struct le *le, void *arg)
{
struct tmr *tmr = le->data;
const uint64_t now = *(uint64_t *)arg;
return tmr->jfs > now;
}
#if TMR_DEBUG
static void call_handler(tmr_h *th, void *arg)
{
@ -233,12 +242,23 @@ void tmr_start(struct tmr *tmr, uint64_t delay, tmr_h *th, void *arg)
tmr->jfs = delay + tmr_jiffies();
le = list_apply(tmrl, false, inspos_handler, &tmr->jfs);
if (le) {
list_insert_after(tmrl, le, &tmr->le, tmr);
if (delay == 0) {
le = list_apply(tmrl, true, inspos_handler_0, &tmr->jfs);
if (le) {
list_insert_before(tmrl, le, &tmr->le, tmr);
}
else {
list_append(tmrl, &tmr->le, tmr);
}
}
else {
list_prepend(tmrl, &tmr->le, tmr);
le = list_apply(tmrl, false, inspos_handler, &tmr->jfs);
if (le) {
list_insert_after(tmrl, le, &tmr->le, tmr);
}
else {
list_prepend(tmrl, &tmr->le, tmr);
}
}
#ifdef HAVE_ACTSCHED