From 38bcdd38935350abceace901313e007e84d84456 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Fri, 11 Aug 2023 12:08:27 +0200 Subject: fs: remove get_super get_super is unused now, remove it. Signed-off-by: Christoph Hellwig Reviewed-by: Christian Brauner Reviewed-by: Josef Bacik Message-Id: <20230811100828.1897174-17-hch@lst.de> Signed-off-by: Christian Brauner --- fs/super.c | 37 ------------------------------------- 1 file changed, 37 deletions(-) (limited to 'fs/super.c') diff --git a/fs/super.c b/fs/super.c index 1a369fa3f0a6..1c7c74855437 100644 --- a/fs/super.c +++ b/fs/super.c @@ -790,43 +790,6 @@ 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 -- cgit