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authorAlessio Igor Bogani <abogani@texware.it>2009-05-12 15:10:54 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-11 21:36:11 -0400
commit337eb00a2c3a421999c39c94ce7e33545ee8baa7 (patch)
treed9b780d095b638b1d8fa23841ff70347cf5daa08 /fs/reiserfs/super.c
parent4195f73d1329e49727bcceb028e58cb38376c2b0 (diff)
downloadlinux-337eb00a2c3a421999c39c94ce7e33545ee8baa7.tar.gz
Push BKL down into ->remount_fs()
[xfs, btrfs, capifs, shmem don't need BKL, exempt]

Signed-off-by: Alessio Igor Bogani <abogani@texware.it>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/reiserfs/super.c')
-rw-r--r--fs/reiserfs/super.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 90dcb7b033ea..2969773cfc22 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -28,6 +28,7 @@
 #include <linux/mount.h>
 #include <linux/namei.h>
 #include <linux/crc32.h>
+#include <linux/smp_lock.h>
 
 struct file_system_type reiserfs_fs_type;
 
@@ -1196,6 +1197,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
 	memcpy(qf_names, REISERFS_SB(s)->s_qf_names, sizeof(qf_names));
 #endif
 
+	lock_kernel();
 	rs = SB_DISK_SUPER_BLOCK(s);
 
 	if (!reiserfs_parse_options
@@ -1318,10 +1320,12 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
 
 out_ok:
 	replace_mount_options(s, new_opts);
+	unlock_kernel();
 	return 0;
 
 out_err:
 	kfree(new_opts);
+	unlock_kernel();
 	return err;
 }