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| author | Cuong Manh Le <cuong.manhle.vn@gmail.com> | 2025-10-27 16:47:20 +0700 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2025-10-27 19:02:06 -0700 |
| commit | dec2b4c83dd8b86b56e901f832819e76ff6969df (patch) | |
| tree | ddd27356b52f917bd8cdb0a76018193d6304653a /src/runtime | |
| parent | 916e682d5167faad1bb961ec28cac74f05f145f7 (diff) | |
| download | go-dec2b4c83dd8b86b56e901f832819e76ff6969df.tar.xz | |
runtime: avoid bound check in freebsd binuptime
Fixes #76062
Change-Id: I683c1232aaeac12b0b3688472bb277adb95ad542
Reviewed-on: https://go-review.googlesource.com/c/go/+/715180
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Meng Zhuo <mengzhuo1203@gmail.com>
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/vdso_freebsd.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/runtime/vdso_freebsd.go b/src/runtime/vdso_freebsd.go index feecada035..99ca1571a7 100644 --- a/src/runtime/vdso_freebsd.go +++ b/src/runtime/vdso_freebsd.go @@ -54,6 +54,9 @@ func binuptime(abs bool) (bt bintime) { } curr := atomic.Load(&timekeepSharedPage.current) // atomic_load_acq_32 + if curr >= uint32(len(timehands)) { + return zeroBintime + } th := &timehands[curr] gen := atomic.Load(&th.gen) // atomic_load_acq_32 bt = th.offset |