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| author | Cuong Manh Le <cuong.manhle.vn@gmail.com> | 2022-08-19 18:46:18 +0700 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2022-08-23 20:00:03 +0000 |
| commit | e1114fdf883de7484c49343d966fd9759ce48c40 (patch) | |
| tree | 1828c253b1423e342ef4c4ab99fefb6954ee5888 /src/runtime/runtime.go | |
| parent | 332a5981d0ae3f21f668f94755f43ecd8ee9a9eb (diff) | |
| download | go-e1114fdf883de7484c49343d966fd9759ce48c40.tar.xz | |
runtime: convert ticksType.val to atomic type
Updates #53821
Change-Id: Ia0c58d7e7e11a1b52bbb7c19ebbb131e3eea5314
Reviewed-on: https://go-review.googlesource.com/c/go/+/424926
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Pratt <mpratt@google.com>
Diffstat (limited to 'src/runtime/runtime.go')
| -rw-r--r-- | src/runtime/runtime.go | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/runtime/runtime.go b/src/runtime/runtime.go index e9fd56b46d..50f68a327c 100644 --- a/src/runtime/runtime.go +++ b/src/runtime/runtime.go @@ -18,18 +18,17 @@ var ticks ticksType type ticksType struct { lock mutex - pad uint32 // ensure 8-byte alignment of val on 386 - val uint64 + val atomic.Int64 } // Note: Called by runtime/pprof in addition to runtime code. func tickspersecond() int64 { - r := int64(atomic.Load64(&ticks.val)) + r := ticks.val.Load() if r != 0 { return r } lock(&ticks.lock) - r = int64(ticks.val) + r = ticks.val.Load() if r == 0 { t0 := nanotime() c0 := cputicks() @@ -43,7 +42,7 @@ func tickspersecond() int64 { if r == 0 { r++ } - atomic.Store64(&ticks.val, uint64(r)) + ticks.val.Store(r) } unlock(&ticks.lock) return r |