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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2007-10-16 23:25:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 08:42:45 -0700 |
| commit | e0bf68ddec4f4f90e5871404be4f1854c17f3120 (patch) | |
| tree | 36203a3558cbe26d698bed18be69b3822fb5eef2 /fs/ramfs | |
| parent | dc62a30e274d003a4d08fb888f1520add4b21373 (diff) | |
| download | lwn-e0bf68ddec4f4f90e5871404be4f1854c17f3120.tar.gz lwn-e0bf68ddec4f4f90e5871404be4f1854c17f3120.zip | |
mm: bdi init hooks
provide BDI constructor/destructor hooks
[akpm@linux-foundation.org: compile fix]
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ramfs')
| -rw-r--r-- | fs/ramfs/inode.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c index ef2b46d099ff..8428d5b2711d 100644 --- a/fs/ramfs/inode.c +++ b/fs/ramfs/inode.c @@ -223,7 +223,17 @@ module_exit(exit_ramfs_fs) int __init init_rootfs(void) { - return register_filesystem(&rootfs_fs_type); + int err; + + err = bdi_init(&ramfs_backing_dev_info); + if (err) + return err; + + err = register_filesystem(&rootfs_fs_type); + if (err) + bdi_destroy(&ramfs_backing_dev_info); + + return err; } MODULE_LICENSE("GPL"); |