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| author | Michael Anthony Knyszek <mknyszek@google.com> | 2024-04-04 04:50:13 +0000 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2024-04-18 21:25:11 +0000 |
| commit | dfc86e922cd033155339c22aff64e109f6c8cc89 (patch) | |
| tree | de0ed468258f04af1eaa6b60c16a13dd4698347e /src/runtime/proc.go | |
| parent | fa470f6245191b3c2f0b715194edf7cdf951af48 (diff) | |
| download | go-dfc86e922cd033155339c22aff64e109f6c8cc89.tar.xz | |
internal/weak: add package implementing weak pointers
This change adds the internal/weak package, which exposes GC-supported
weak pointers to the standard library. This is for the upcoming weak
package, but may be useful for other future constructs.
For #62483.
Change-Id: I4aa8fa9400110ad5ea022a43c094051699ccab9d
Reviewed-on: https://go-review.googlesource.com/c/go/+/576297
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Diffstat (limited to 'src/runtime/proc.go')
| -rw-r--r-- | src/runtime/proc.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/runtime/proc.go b/src/runtime/proc.go index a029a23f7d..8f5787dbbb 100644 --- a/src/runtime/proc.go +++ b/src/runtime/proc.go @@ -6937,6 +6937,18 @@ func sync_atomic_runtime_procUnpin() { procUnpin() } +//go:linkname internal_weak_runtime_procPin internal/weak.runtime_procPin +//go:nosplit +func internal_weak_runtime_procPin() int { + return procPin() +} + +//go:linkname internal_weak_runtime_procUnpin internal/weak.runtime_procUnpin +//go:nosplit +func internal_weak_runtime_procUnpin() { + procUnpin() +} + // Active spinning for sync.Mutex. // //go:linkname sync_runtime_canSpin sync.runtime_canSpin |