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| author | Igor Mammedov <niallain@gmail.com> | 2008-04-24 12:56:07 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2008-04-25 09:15:26 -0400 |
| commit | 78d31a3a87f84cf56004b7bc154831f2ee1186e8 (patch) | |
| tree | 0b18911e95f08dc2bce01c1555fe65f1865b0c71 /fs/cifs/cifs_dfs_ref.c | |
| parent | b69d3987f4360a5e7e9e55465b3cdd0cc204b79e (diff) | |
| download | linux-78d31a3a87f84cf56004b7bc154831f2ee1186e8.tar.gz | |
cifs: timeout dfs automounts +little fix.
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/cifs/cifs_dfs_ref.c')
| -rw-r--r-- | fs/cifs/cifs_dfs_ref.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c index f53f41ff1665..95024c066d89 100644 --- a/fs/cifs/cifs_dfs_ref.c +++ b/fs/cifs/cifs_dfs_ref.c @@ -25,14 +25,26 @@ static LIST_HEAD(cifs_dfs_automount_list); -/* - * DFS functions -*/ +static void cifs_dfs_expire_automounts(struct work_struct *work); +static DECLARE_DELAYED_WORK(cifs_dfs_automount_task, + cifs_dfs_expire_automounts); +static int cifs_dfs_mountpoint_expiry_timeout = 500 * HZ; + +static void cifs_dfs_expire_automounts(struct work_struct *work) +{ + struct list_head *list = &cifs_dfs_automount_list; + + mark_mounts_for_expiry(list); + if (!list_empty(list)) + schedule_delayed_work(&cifs_dfs_automount_task, + cifs_dfs_mountpoint_expiry_timeout); +} -void dfs_shrink_umount_helper(struct vfsmount *vfsmnt) +void cifs_dfs_release_automount_timer(void) { - mark_mounts_for_expiry(&cifs_dfs_automount_list); - mark_mounts_for_expiry(&cifs_dfs_automount_list); + BUG_ON(!list_empty(&cifs_dfs_automount_list)); + cancel_delayed_work(&cifs_dfs_automount_task); + flush_scheduled_work(); } /** @@ -261,10 +273,11 @@ static int add_mount_helper(struct vfsmount *newmnt, struct nameidata *nd, err = do_add_mount(newmnt, nd, nd->path.mnt->mnt_flags, mntlist); switch (err) { case 0: - dput(nd->path.dentry); - mntput(nd->path.mnt); + path_put(&nd->path); nd->path.mnt = newmnt; nd->path.dentry = dget(newmnt->mnt_root); + schedule_delayed_work(&cifs_dfs_automount_task, + cifs_dfs_mountpoint_expiry_timeout); break; case -EBUSY: /* someone else made a mount here whilst we were busy */ |