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| author | Gao feng <gaofeng@cn.fujitsu.com> | 2013-01-28 11:09:01 +0800 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2013-01-27 19:25:50 -0800 |
| commit | bc1b69ed22a704fb1cc83d75b2eb46508a06c820 (patch) | |
| tree | db9d3feb6cc45303c8bbda31d4ce6a3569eda929 /ipc/mqueue.c | |
| parent | 2b8576cb09a7b1b581c253554bf9e05d3adce7d6 (diff) | |
| download | lwn-bc1b69ed22a704fb1cc83d75b2eb46508a06c820.tar.gz lwn-bc1b69ed22a704fb1cc83d75b2eb46508a06c820.zip | |
userns: Allow the unprivileged users to mount mqueue fs
This patch allow the unprivileged user to mount mqueuefs in
user ns.
If two userns share the same ipcns,the files in mqueue fs
should be seen in both these two userns.
If the userns has its own ipcns,it has its own mqueue fs too.
ipcns has already done this job well.
Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'ipc/mqueue.c')
| -rw-r--r-- | ipc/mqueue.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 71a3ca18c873..023c9867ff43 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -1383,6 +1383,7 @@ static struct file_system_type mqueue_fs_type = { .name = "mqueue", .mount = mqueue_mount, .kill_sb = kill_litter_super, + .fs_flags = FS_USERNS_MOUNT, }; int mq_init_ns(struct ipc_namespace *ns) |