diff options
| author | Zach Koopmans <zkoopmans@google.com> | 2020-03-19 15:28:52 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-03-19 15:30:13 -0700 |
| commit | 57d9bd922b4eff922d1a5185529fe5446249d592 (patch) | |
| tree | 449bb8fb43afadd7ff4290745d8ec309d6f4abce /pkg/sentry/fs/mounts.go | |
| parent | 238e80fe38670faed5418444ce9fb2eb84e6d5d7 (diff) | |
Remove the "frozen" bit from dirents.
Frozen was to lock down changes to the host filesystem
for hostFS. Now that hostFS is gone, it can be removed.
PiperOrigin-RevId: 301907923
Diffstat (limited to 'pkg/sentry/fs/mounts.go')
| -rw-r--r-- | pkg/sentry/fs/mounts.go | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/pkg/sentry/fs/mounts.go b/pkg/sentry/fs/mounts.go index c7981f66e..b414ddaee 100644 --- a/pkg/sentry/fs/mounts.go +++ b/pkg/sentry/fs/mounts.go @@ -273,19 +273,6 @@ func (mns *MountNamespace) DecRef() { mns.DecRefWithDestructor(mns.destroy) } -// Freeze freezes the entire mount tree. -func (mns *MountNamespace) Freeze() { - mns.mu.Lock() - defer mns.mu.Unlock() - - // We only want to freeze Dirents with active references, not Dirents referenced - // by a mount's MountSource. - mns.flushMountSourceRefsLocked() - - // Freeze the entire shebang. - mns.root.Freeze() -} - // withMountLocked prevents further walks to `node`, because `node` is about to // be a mount point. func (mns *MountNamespace) withMountLocked(node *Dirent, fn func() error) error { |