diff options
| author | gVisor bot <gvisor-bot@google.com> | 2020-06-17 17:07:17 +0000 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-06-17 17:07:17 +0000 |
| commit | 82621396212fecc1b57207192a34424491333c5a (patch) | |
| tree | b1f1ab02cda0878677fc5ce55b75a30a6cba9e13 /pkg/sentry/vfs/file_description.go | |
| parent | f7a93e64341c0ffe1c239b633051d8172b0b04b3 (diff) | |
| parent | 96519e2c9d3fa1f15537c4dfc081a19d8d1ce1a2 (diff) | |
Merge release-20200608.0-69-g96519e2c9 (automated)
Diffstat (limited to 'pkg/sentry/vfs/file_description.go')
| -rw-r--r-- | pkg/sentry/vfs/file_description.go | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/pkg/sentry/vfs/file_description.go b/pkg/sentry/vfs/file_description.go index 13c48824e..e0538ea53 100644 --- a/pkg/sentry/vfs/file_description.go +++ b/pkg/sentry/vfs/file_description.go @@ -438,14 +438,10 @@ type FileDescriptionImpl interface { UnlockBSD(ctx context.Context, uid lock.UniqueID) error // LockPOSIX tries to acquire a POSIX-style advisory file lock. - // - // TODO(gvisor.dev/issue/1480): POSIX-style file locking - LockPOSIX(ctx context.Context, uid lock.UniqueID, t lock.LockType, rng lock.LockRange, block lock.Blocker) error + LockPOSIX(ctx context.Context, uid lock.UniqueID, t lock.LockType, start, length uint64, whence int16, block lock.Blocker) error // UnlockPOSIX releases a POSIX-style advisory file lock. - // - // TODO(gvisor.dev/issue/1480): POSIX-style file locking - UnlockPOSIX(ctx context.Context, uid lock.UniqueID, rng lock.LockRange) error + UnlockPOSIX(ctx context.Context, uid lock.UniqueID, start, length uint64, whence int16) error } // Dirent holds the information contained in struct linux_dirent64. @@ -764,3 +760,13 @@ func (fd *FileDescription) LockBSD(ctx context.Context, lockType lock.LockType, func (fd *FileDescription) UnlockBSD(ctx context.Context) error { return fd.impl.UnlockBSD(ctx, fd) } + +// LockPOSIX locks a POSIX-style file range lock. +func (fd *FileDescription) LockPOSIX(ctx context.Context, uid lock.UniqueID, t lock.LockType, start, end uint64, whence int16, block lock.Blocker) error { + return fd.impl.LockPOSIX(ctx, uid, t, start, end, whence, block) +} + +// UnlockPOSIX unlocks a POSIX-style file range lock. +func (fd *FileDescription) UnlockPOSIX(ctx context.Context, uid lock.UniqueID, start, end uint64, whence int16) error { + return fd.impl.UnlockPOSIX(ctx, uid, start, end, whence) +} |