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sync: tidy a couple of comments.

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no semantic change.

R=rsc
CC=golang-dev
https://golang.org/cl/4128048
This commit is contained in:
Rob Pike 2011-02-01 21:29:46 -08:00
parent 03a93158d2
commit 7c189a8417
1 changed files with 4 additions and 6 deletions
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10
src/pkg/sync/rwmutex.go
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@ -64,12 +64,10 @@ func (rw *RWMutex) Lock() {
rw.r.Unlock() rw.r.Unlock()
} }
// Unlock unlocks rw for writing. // Unlock unlocks rw for writing. It is a run-time error if rw is
// It is a run-time error if rw is not locked for writing // not locked for writing on entry to Unlock.
// on entry to Unlock.
// //
// Like for Mutexes, // As with Mutexes, a locked RWMutex is not associated with a particular
// a locked RWMutex is not associated with a particular goroutine. // goroutine. One goroutine may RLock (Lock) an RWMutex and then
// It is allowed for one goroutine to RLock (Lock) an RWMutex and then
// arrange for another goroutine to RUnlock (Unlock) it. // arrange for another goroutine to RUnlock (Unlock) it.
func (rw *RWMutex) Unlock() { rw.w.Unlock() } func (rw *RWMutex) Unlock() { rw.w.Unlock() }