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sync: consistently use article "a" for RWMutex

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We used a mix of both before.

I've never heard anybody say "an arr-double you mutex" when speaking.

Fixes #23457

Change-Id: I802b5eb2339f885ca9d24607eeda565763165298
Reviewed-on: https://go-review.googlesource.com/87896
Reviewed-by: Andrew Bonventre <andybons@golang.org>
This commit is contained in:
Brad Fitzpatrick 2018-01-16 22:57:44 +00:00 committed by Andrew Bonventre
parent 2d6f941e8c
commit 165e7523fb
2 changed files with 4 additions and 4 deletions
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2
src/runtime/rwmutex.go
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@ -10,7 +10,7 @@ import (
// This is a copy of sync/rwmutex.go rewritten to work in the runtime. // This is a copy of sync/rwmutex.go rewritten to work in the runtime.
// An rwmutex is a reader/writer mutual exclusion lock. // A rwmutex is a reader/writer mutual exclusion lock.
// The lock can be held by an arbitrary number of readers or a single writer. // The lock can be held by an arbitrary number of readers or a single writer.
// This is a variant of sync.RWMutex, for the runtime package. // This is a variant of sync.RWMutex, for the runtime package.
// Like mutex, rwmutex blocks the calling M. // Like mutex, rwmutex blocks the calling M.

6
src/sync/rwmutex.go
View File

@ -13,11 +13,11 @@ import (
// There is a modified copy of this file in runtime/rwmutex.go. // There is a modified copy of this file in runtime/rwmutex.go.
// If you make any changes here, see if you should make them there. // If you make any changes here, see if you should make them there.
// An RWMutex is a reader/writer mutual exclusion lock. // A RWMutex is a reader/writer mutual exclusion lock.
// The lock can be held by an arbitrary number of readers or a single writer. // The lock can be held by an arbitrary number of readers or a single writer.
// The zero value for a RWMutex is an unlocked mutex. // The zero value for a RWMutex is an unlocked mutex.
// //
// An RWMutex must not be copied after first use. // A RWMutex must not be copied after first use.
// //
// If a goroutine holds a RWMutex for reading and another goroutine might // If a goroutine holds a RWMutex for reading and another goroutine might
// call Lock, no goroutine should expect to be able to acquire a read lock // call Lock, no goroutine should expect to be able to acquire a read lock
@ -108,7 +108,7 @@ func (rw *RWMutex) Lock() {
// not locked for writing on entry to Unlock. // not locked for writing on entry to Unlock.
// //
// As with Mutexes, a locked RWMutex is not associated with a particular // As with Mutexes, a locked RWMutex is not associated with a particular
// goroutine. One goroutine may RLock (Lock) an RWMutex and then // goroutine. One goroutine may RLock (Lock) a RWMutex and then
// arrange for another goroutine to RUnlock (Unlock) it. // arrange for another goroutine to RUnlock (Unlock) it.
func (rw *RWMutex) Unlock() { func (rw *RWMutex) Unlock() {
if race.Enabled { if race.Enabled {