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| author | Alessio Igor Bogani <abogani@texware.it> | 2009-05-12 15:10:54 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-11 21:36:11 -0400 |
| commit | 337eb00a2c3a421999c39c94ce7e33545ee8baa7 (patch) | |
| tree | d9b780d095b638b1d8fa23841ff70347cf5daa08 /fs/affs | |
| parent | 4195f73d1329e49727bcceb028e58cb38376c2b0 (diff) | |
| download | lwn-337eb00a2c3a421999c39c94ce7e33545ee8baa7.tar.gz lwn-337eb00a2c3a421999c39c94ce7e33545ee8baa7.zip | |
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/affs')
| -rw-r--r-- | fs/affs/super.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/affs/super.c b/fs/affs/super.c index 280d361af41f..c4814937c968 100644 --- a/fs/affs/super.c +++ b/fs/affs/super.c @@ -16,6 +16,7 @@ #include <linux/parser.h> #include <linux/magic.h> #include <linux/sched.h> +#include <linux/smp_lock.h> #include "affs.h" extern struct timezone sys_tz; @@ -512,6 +513,7 @@ affs_remount(struct super_block *sb, int *flags, char *data) kfree(new_opts); return -EINVAL; } + lock_kernel(); replace_mount_options(sb, new_opts); sbi->s_flags = mount_flags; @@ -519,8 +521,10 @@ affs_remount(struct super_block *sb, int *flags, char *data) sbi->s_uid = uid; sbi->s_gid = gid; - if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) + if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) { + unlock_kernel(); return 0; + } if (*flags & MS_RDONLY) { sb->s_dirt = 1; while (sb->s_dirt) @@ -529,6 +533,7 @@ affs_remount(struct super_block *sb, int *flags, char *data) } else res = affs_init_bitmap(sb, flags); + unlock_kernel(); return res; } |