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| author | Jes Sorensen <jes@sgi.com> | 2006-01-09 15:59:24 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@hera.kernel.org> | 2006-01-09 15:59:24 -0800 |
| commit | 1b1dcc1b57a49136f118a0f16367256ff9994a69 (patch) | |
| tree | b0b36d4f41d28c9d6514fb309d33c1a084d6309b /fs/jfs | |
| parent | 794ee1baee1c26be40410233e6c20bceb2b03c08 (diff) | |
| download | lwn-1b1dcc1b57a49136f118a0f16367256ff9994a69.tar.gz lwn-1b1dcc1b57a49136f118a0f16367256ff9994a69.zip | |
[PATCH] mutex subsystem, semaphore to mutex: VFS, ->i_sem
This patch converts the inode semaphore to a mutex. I have tested it on
XFS and compiled as much as one can consider on an ia64. Anyway your
luck with it might be different.
Modified-by: Ingo Molnar <mingo@elte.hu>
(finished the conversion)
Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/jfs')
| -rw-r--r-- | fs/jfs/jfs_incore.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/jfs/jfs_incore.h b/fs/jfs/jfs_incore.h index c0fd7b3eadc6..dc21a5bd54d4 100644 --- a/fs/jfs/jfs_incore.h +++ b/fs/jfs/jfs_incore.h @@ -58,7 +58,7 @@ struct jfs_inode_info { /* * rdwrlock serializes xtree between reads & writes and synchronizes * changes to special inodes. It's use would be redundant on - * directories since the i_sem taken in the VFS is sufficient. + * directories since the i_mutex taken in the VFS is sufficient. */ struct rw_semaphore rdwrlock; /* @@ -68,7 +68,7 @@ struct jfs_inode_info { * inode is blocked in txBegin or TxBeginAnon */ struct semaphore commit_sem; - /* xattr_sem allows us to access the xattrs without taking i_sem */ + /* xattr_sem allows us to access the xattrs without taking i_mutex */ struct rw_semaphore xattr_sem; lid_t xtlid; /* lid of xtree lock on directory */ #ifdef CONFIG_JFS_POSIX_ACL |