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runtime: remove unnecessary locking

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R=rsc, dvyukov
CC=golang-dev
https://golang.org/cl/4819051
This commit is contained in:
Hector Chu 2011-08-04 00:22:39 -04:00 committed by Russ Cox
parent 6fe82e6b96
commit 6500065543
1 changed files with 0 additions and 3 deletions
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3
src/pkg/runtime/proc.c
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@ -855,14 +855,11 @@ runtime·exitsyscall(void)
return; return;
} }
schedlock();
// Tell scheduler to put g back on the run queue: // Tell scheduler to put g back on the run queue:
// mostly equivalent to g->status = Grunning, // mostly equivalent to g->status = Grunning,
// but keeps the garbage collector from thinking // but keeps the garbage collector from thinking
// that g is running right now, which it's not. // that g is running right now, which it's not.
g->readyonstop = 1; g->readyonstop = 1;
schedunlock();
// All the cpus are taken. // All the cpus are taken.
// The scheduler will ready g and put this m to sleep. // The scheduler will ready g and put this m to sleep.