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| author | Jeff Layton <jlayton@redhat.com> | 2008-12-01 15:23:50 -0500 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2008-12-26 02:29:09 +0000 |
| commit | 954d7a1cf12158fed23dd8b0f3f563d5a5c97f28 (patch) | |
| tree | 81152ead9083b2b8dbdcbccd92bb379e148c9e40 /fs/cifs/cifsfs.c | |
| parent | 72ca545b2d83ac7de671bf66d2dbc214528b4c0c (diff) | |
| download | lwn-954d7a1cf12158fed23dd8b0f3f563d5a5c97f28.tar.gz lwn-954d7a1cf12158fed23dd8b0f3f563d5a5c97f28.zip | |
cifs: make dnotify thread experimental code
Now that tasks sleeping in wait_for_response will time out on their own,
we're not reliant on the dnotify thread to do this. Mark it as
experimental code for now.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 7f87066ce29f..061a1dca987d 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -66,7 +66,9 @@ unsigned int sign_CIFS_PDUs = 1; extern struct task_struct *oplockThread; /* remove sparse warning */ struct task_struct *oplockThread = NULL; /* extern struct task_struct * dnotifyThread; remove sparse warning */ +#ifdef CONFIG_CIFS_EXPERIMENTAL static struct task_struct *dnotifyThread = NULL; +#endif static const struct super_operations cifs_super_ops; unsigned int CIFSMaxBufSize = CIFS_MAX_MSGSIZE; module_param(CIFSMaxBufSize, int, 0); @@ -1049,6 +1051,7 @@ static int cifs_oplock_thread(void *dummyarg) return 0; } +#ifdef CONFIG_CIFS_EXPERIMENTAL static int cifs_dnotify_thread(void *dummyarg) { struct list_head *tmp; @@ -1074,6 +1077,7 @@ static int cifs_dnotify_thread(void *dummyarg) return 0; } +#endif static int __init init_cifs(void) @@ -1151,16 +1155,20 @@ init_cifs(void) goto out_unregister_dfs_key_type; } +#ifdef CONFIG_CIFS_EXPERIMENTAL dnotifyThread = kthread_run(cifs_dnotify_thread, NULL, "cifsdnotifyd"); if (IS_ERR(dnotifyThread)) { rc = PTR_ERR(dnotifyThread); cERROR(1, ("error %d create dnotify thread", rc)); goto out_stop_oplock_thread; } +#endif return 0; +#ifdef CONFIG_CIFS_EXPERIMENTAL out_stop_oplock_thread: +#endif kthread_stop(oplockThread); out_unregister_dfs_key_type: #ifdef CONFIG_CIFS_DFS_UPCALL @@ -1199,8 +1207,10 @@ exit_cifs(void) cifs_destroy_inodecache(); cifs_destroy_mids(); cifs_destroy_request_bufs(); - kthread_stop(oplockThread); +#ifdef CONFIG_CIFS_EXPERIMENTAL kthread_stop(dnotifyThread); +#endif + kthread_stop(oplockThread); } MODULE_AUTHOR("Steve French <sfrench@us.ibm.com>"); |