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| author | Eric W. Biederman <ebiederm@xmission.com> | 2014-12-22 19:12:07 -0600 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2015-04-02 20:34:19 -0500 |
| commit | 411a938b5abc9cb126c41cccf5975ae464fe0f3e (patch) | |
| tree | 730e8410fbeb2ec8190b9b2352abf80ffd56f0ce /lib | |
| parent | 590ce4bcbfb4e0462a720a4ad901e84416080bba (diff) | |
mnt: Delay removal from the mount hash.
- Modify __lookup_mnt_hash_last to ignore mounts that have MNT_UMOUNTED set.
- Don't remove mounts from the mount hash table in propogate_umount
- Don't remove mounts from the mount hash table in umount_tree before
the entire list of mounts to be umounted is selected.
- Remove mounts from the mount hash table as the last thing that
happens in the case where a mount has a parent in umount_tree.
Mounts without parents are not hashed (by definition).
This paves the way for delaying removal from the mount hash table even
farther and fixing the MNT_LOCKED vs MNT_DETACH issue.
Cc: stable@vger.kernel.org
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions