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Diffstat (limited to 'src/sched.rs')
| -rw-r--r-- | src/sched.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/sched.rs b/src/sched.rs index f8f3a68a..d381cbb5 100644 --- a/src/sched.rs +++ b/src/sched.rs @@ -85,6 +85,17 @@ pub fn sched_setaffinity(pid: Pid, cpuset: &CpuSet) -> Result<()> { Errno::result(res).map(drop) } +/// Explicitly yield the processor to other threads. +/// +/// [Further reading](http://pubs.opengroup.org/onlinepubs/9699919799/functions/sched_yield.html) +pub fn sched_yield() -> Result<()> { + let res = unsafe { + libc::sched_yield() + }; + + Errno::result(res).map(drop) +} + pub fn clone(mut cb: CloneCb, stack: &mut [u8], flags: CloneFlags, |