diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-08-11 12:08:27 +0200 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-08-21 14:35:32 +0200 |
| commit | 38bcdd38935350abceace901313e007e84d84456 (patch) | |
| tree | 9c1aee769e0882fc63071b180edaee36815d9b5e /fs/super.c | |
| parent | 2142b88c37a3e49fbca4a36b8674626917d9bf40 (diff) | |
fs: remove get_super
get_super is unused now, remove it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Message-Id: <20230811100828.1897174-17-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/super.c')
| -rw-r--r-- | fs/super.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/fs/super.c b/fs/super.c index 1a369fa3f0a6..1c7c74855437 100644 --- a/fs/super.c +++ b/fs/super.c @@ -791,43 +791,6 @@ void iterate_supers_type(struct file_system_type *type, EXPORT_SYMBOL(iterate_supers_type); /** - * get_super - get the superblock of a device - * @bdev: device to get the superblock for - * - * Scans the superblock list and finds the superblock of the file system - * mounted on the device given. %NULL is returned if no match is found. - */ -struct super_block *get_super(struct block_device *bdev) -{ - struct super_block *sb; - - if (!bdev) - return NULL; - - spin_lock(&sb_lock); -rescan: - list_for_each_entry(sb, &super_blocks, s_list) { - if (hlist_unhashed(&sb->s_instances)) - continue; - if (sb->s_bdev == bdev) { - sb->s_count++; - spin_unlock(&sb_lock); - down_read(&sb->s_umount); - /* still alive? */ - if (sb->s_root && (sb->s_flags & SB_BORN)) - return sb; - up_read(&sb->s_umount); - /* nope, got unmounted */ - spin_lock(&sb_lock); - __put_super(sb); - goto rescan; - } - } - spin_unlock(&sb_lock); - return NULL; -} - -/** * get_active_super - get an active reference to the superblock of a device * @bdev: device to get the superblock for * |