mount options: fix afs

Add a .show_options super operation to afs.

Use generic_show_options() and save the complete option string in
afs_get_sb().

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miklos Szeredi 2008-02-08 04:21:37 -08:00 committed by Linus Torvalds
parent e9b3961b66
commit 969729d56e

View File

@ -52,6 +52,7 @@ static const struct super_operations afs_super_ops = {
.clear_inode = afs_clear_inode,
.umount_begin = afs_umount_begin,
.put_super = afs_put_super,
.show_options = generic_show_options,
};
static struct kmem_cache *afs_inode_cachep;
@ -357,6 +358,7 @@ static int afs_get_sb(struct file_system_type *fs_type,
struct super_block *sb;
struct afs_volume *vol;
struct key *key;
char *new_opts = kstrdup(options, GFP_KERNEL);
int ret;
_enter(",,%s,%p", dev_name, options);
@ -408,9 +410,11 @@ static int afs_get_sb(struct file_system_type *fs_type,
deactivate_super(sb);
goto error;
}
sb->s_options = new_opts;
sb->s_flags |= MS_ACTIVE;
} else {
_debug("reuse");
kfree(new_opts);
ASSERTCMP(sb->s_flags, &, MS_ACTIVE);
}
@ -424,6 +428,7 @@ error:
afs_put_volume(params.volume);
afs_put_cell(params.cell);
key_put(params.key);
kfree(new_opts);
_leave(" = %d", ret);
return ret;
}