BKL is only used in fill_super/put_super. It is safe to remove it.
Signed-off-by: Phillip Lougher <phillip@xxxxxxxxxxxxxxxxxxx>
---
fs/squashfs/super.c | 11 -----------
1 files changed, 0 insertions(+), 11 deletions(-)
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 23cea83..7c25056 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -30,7 +30,6 @@
#include <linux/fs.h>
#include <linux/vfs.h>
#include <linux/slab.h>
-#include <linux/smp_lock.h>
#include <linux/mutex.h>
#include <linux/pagemap.h>
#include <linux/init.h>
@@ -78,14 +77,11 @@ static int squashfs_fill_super(struct super_block *sb, void *data, int silent)
u64 lookup_table_start;
int err;
- lock_kernel();
-
TRACE("Entered squashfs_fill_superblock\n");
sb->s_fs_info = kzalloc(sizeof(*msblk), GFP_KERNEL);
if (sb->s_fs_info == NULL) {
ERROR("Failed to allocate squashfs_sb_info\n");
- unlock_kernel();
return -ENOMEM;
}
msblk = sb->s_fs_info;
@@ -289,7 +285,6 @@ allocate_root:
TRACE("Leaving squashfs_fill_super\n");
kfree(sblk);
- unlock_kernel();
return 0;
failed_mount:
@@ -303,14 +298,12 @@ failed_mount:
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
kfree(sblk);
- unlock_kernel();
return err;
failure:
kfree(msblk->stream.workspace);
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
- unlock_kernel();
return -ENOMEM;
}
@@ -345,8 +338,6 @@ static int squashfs_remount(struct super_block *sb, int *flags, char *data)
static void squashfs_put_super(struct super_block *sb)
{
- lock_kernel();
-
if (sb->s_fs_info) {
struct squashfs_sb_info *sbi = sb->s_fs_info;
squashfs_cache_delete(sbi->block_cache);
@@ -359,8 +350,6 @@ static void squashfs_put_super(struct super_block *sb)
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
}
-
- unlock_kernel();
}
--
1.5.2.5
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