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runtime: move m's OS-specific semaphore fields into mOS

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Allows removing fields that aren't relevant to a particular OS or
changing their types to match the underlying OS system calls they'll
be used for.

Change-Id: I5cea89ee77b4e7b985bff41337e561887c3272ff
Reviewed-on: https://go-review.googlesource.com/16176
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Matthew Dempsky 2015-10-21 18:36:05 -07:00
parent d42cc10283
commit ec9aae772c
16 changed files with 70 additions and 64 deletions
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3
src/runtime/runtime2.go
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@ -308,9 +308,6 @@ type m struct {
fflag uint32 // floating point compare flags
locked uint32 // tracking for lockosthread
nextwaitm uintptr // next m waiting for lock
waitsema uintptr // semaphore for parking on locks
waitsemacount uint32
waitsemalock uint32
gcstats gcstats
needextram bool
traceback uint8