diff options
| author | gVisor bot <gvisor-bot@google.com> | 2021-07-13 01:36:04 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-07-13 01:36:04 +0000 |
| commit | 06f349011627d6298168ceac919e27cb166675d4 (patch) | |
| tree | df2b179bb06b09baee6d2cd47c714d03ae6d75f2 /pkg/refsvfs2/refs.go | |
| parent | 289efe127e1f04f4fbb0c2a46050a6cd9c9f3b9b (diff) | |
| parent | 520795aaad701854e9ffe84de1108954cf2b77f8 (diff) | |
Merge release-20210705.0-15-g520795aaa (automated)
Diffstat (limited to 'pkg/refsvfs2/refs.go')
| -rw-r--r-- | pkg/refsvfs2/refs.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/pkg/refsvfs2/refs.go b/pkg/refsvfs2/refs.go index ef8beb659..fe3e4a1ca 100644 --- a/pkg/refsvfs2/refs.go +++ b/pkg/refsvfs2/refs.go @@ -28,6 +28,11 @@ type RefCounter interface { // DecRef decrements the object's reference count. Users of refs_template.Refs // may specify a destructor to be called once the reference count reaches zero. DecRef(ctx context.Context) +} + +// TryRefCounter is like RefCounter but allow the ref increment to be tried. +type TryRefCounter interface { + RefCounter // TryIncRef attempts to increment the reference count, but may fail if all // references have already been dropped, in which case it returns false. If |