diff options
Diffstat (limited to 'pkg/sentry/fs/file.go')
| -rw-r--r-- | pkg/sentry/fs/file.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/pkg/sentry/fs/file.go b/pkg/sentry/fs/file.go index 01c18647c..2c2126f17 100644 --- a/pkg/sentry/fs/file.go +++ b/pkg/sentry/fs/file.go @@ -408,6 +408,18 @@ func (f *File) ConfigureMMap(ctx context.Context, opts *memmap.MMapOpts) error { return f.FileOperations.ConfigureMMap(ctx, f, opts) } +// UnstableAttr calls f.FileOperations.UnstableAttr with f as the File. +// +// Returns syserror.ErrInterrupted if interrupted. +func (f *File) UnstableAttr(ctx context.Context) (UnstableAttr, error) { + if !f.mu.Lock(ctx) { + return UnstableAttr{}, syserror.ErrInterrupted + } + defer f.mu.Unlock() + + return f.FileOperations.UnstableAttr(ctx, f) +} + // MappedName implements memmap.MappingIdentity.MappedName. func (f *File) MappedName(ctx context.Context) string { root := RootFromContext(ctx) |