Commit 389b8be6 authored by Al Viro's avatar Al Viro
Browse files

get rid of open-coded grab_super() in get_active_super()


Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 79d7e39e
......@@ -487,22 +487,9 @@ struct super_block *get_active_super(struct block_device *bdev)
if (sb->s_bdev != bdev)
continue;
sb->s_count++;
spin_unlock(&sb_lock);
down_write(&sb->s_umount);
if (sb->s_root) {
spin_lock(&sb_lock);
if (sb->s_count > S_BIAS) {
atomic_inc(&sb->s_active);
sb->s_count--;
spin_unlock(&sb_lock);
return sb;
}
spin_unlock(&sb_lock);
}
up_write(&sb->s_umount);
put_super(sb);
yield();
if (grab_super(sb)) /* drops sb_lock */
return sb;
spin_lock(&sb_lock);
}
spin_unlock(&sb_lock);
......
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