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modules: Micro-optimisation for rewind_requested paths

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Since some devices can be chatty with regards to how often they return
from poll(), this adds a PA_UNLIKELY() to all the the rewind_requested
checks in our sink modules to make the general case (no rewind was
requested) the fast path.
This commit is contained in:
Arun Raghavan 2012-11-16 23:09:15 +05:30
parent 29f064aa3d
commit e5953fb0dd
12 changed files with 12 additions and 12 deletions
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2
src/modules/oss/module-oss.c
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@ -891,7 +891,7 @@ static void thread_func(void *userdata) {
/* pa_log("loop"); */
if (u->sink && u->sink->thread_info.rewind_requested)
if (PA_UNLIKELY(u->sink && u->sink->thread_info.rewind_requested))
pa_sink_process_rewind(u->sink, 0);
/* Render some data and write it to the dsp */