diff options
| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-10-23 11:49:28 +0300 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-12-03 13:14:33 +0200 |
| commit | 552ff3179d1e93a3e982357544c059f3e9a5516e (patch) | |
| tree | fb53c9ab1b19e1c98fc0a316859413723e34d186 /fs/ubifs/super.c | |
| parent | 17c2f9f85c896b48a5d74a9155d99ec5b241a0e6 (diff) | |
UBIFS: add debugfs support
We need to have a possibility to see various UBIFS variables
and ask UBIFS to dump various information. Debugfs is what
we need.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/super.c')
| -rw-r--r-- | fs/ubifs/super.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index ad44822059c7..2dbaa4fc2cbb 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -1258,6 +1258,10 @@ static int mount_ubifs(struct ubifs_info *c) } } + err = dbg_debugfs_init_fs(c); + if (err) + goto out_infos; + err = dbg_check_filesystem(c); if (err) goto out_infos; @@ -1369,6 +1373,7 @@ static void ubifs_umount(struct ubifs_info *c) dbg_gen("un-mounting UBI device %d, volume %d", c->vi.ubi_num, c->vi.vol_id); + dbg_debugfs_exit_fs(c); spin_lock(&ubifs_infos_lock); list_del(&c->infos_list); spin_unlock(&ubifs_infos_lock); @@ -2079,11 +2084,17 @@ static int __init ubifs_init(void) err = ubifs_compressors_init(); if (err) + goto out_shrinker; + + err = dbg_debugfs_init(); + if (err) goto out_compr; return 0; out_compr: + ubifs_compressors_exit(); +out_shrinker: unregister_shrinker(&ubifs_shrinker_info); kmem_cache_destroy(ubifs_inode_slab); out_reg: @@ -2098,6 +2109,7 @@ static void __exit ubifs_exit(void) ubifs_assert(list_empty(&ubifs_infos)); ubifs_assert(atomic_long_read(&ubifs_clean_zn_cnt) == 0); + dbg_debugfs_exit(); ubifs_compressors_exit(); unregister_shrinker(&ubifs_shrinker_info); kmem_cache_destroy(ubifs_inode_slab); |