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authorJan Blunck <jblunck@infradead.org>2010-02-24 13:25:30 +0100
committerArnd Bergmann <arnd@arndb.de>2010-10-04 21:10:39 +0200
commit8526fb37c907f8f4eb9965367af6aeec76aedbce (patch)
tree30c0432d5ee63a62bb7325d14b54b6a1267bc581 /fs/hfs
parentf2143c4e2ebc6be3f07b7c7527dae7313fde23e1 (diff)
downloadop-kernel-dev-8526fb37c907f8f4eb9965367af6aeec76aedbce.zip
op-kernel-dev-8526fb37c907f8f4eb9965367af6aeec76aedbce.tar.gz
BKL: Remove BKL from HFS
The BKL is only used in put_super and fill_super that are both protected by the superblocks s_umount rw_semaphore. Therefore it is safe to remove the BKL entirely. Signed-off-by: Jan Blunck <jblunck@infradead.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'fs/hfs')
-rw-r--r--fs/hfs/super.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index 3069416..3325416 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -20,7 +20,6 @@
#include <linux/parser.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
-#include <linux/smp_lock.h>
#include <linux/vfs.h>
#include "hfs_fs.h"
@@ -79,15 +78,11 @@ static int hfs_sync_fs(struct super_block *sb, int wait)
*/
static void hfs_put_super(struct super_block *sb)
{
- lock_kernel();
-
if (sb->s_dirt)
hfs_write_super(sb);
hfs_mdb_close(sb);
/* release the MDB's resources */
hfs_mdb_put(sb);
-
- unlock_kernel();
}
/*
@@ -382,13 +377,10 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
struct inode *root_inode;
int res;
- lock_kernel();
-
sbi = kzalloc(sizeof(struct hfs_sb_info), GFP_KERNEL);
- if (!sbi) {
- unlock_kernel();
+ if (!sbi)
return -ENOMEM;
- }
+
sb->s_fs_info = sbi;
INIT_HLIST_HEAD(&sbi->rsrc_inodes);
@@ -439,7 +431,6 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_root->d_op = &hfs_dentry_operations;
/* everything's okay */
- unlock_kernel();
return 0;
bail_iput:
@@ -448,7 +439,6 @@ bail_no_root:
printk(KERN_ERR "hfs: get root inode failed.\n");
bail:
hfs_mdb_put(sb);
- unlock_kernel();
return res;
}
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