Commit cf6da236 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Christian Brauner
Browse files

fs: export setup_bdev_super 



We'll want to use setup_bdev_super instead of duplicating it in nilfs2.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarChristian Brauner <brauner@kernel.org>
Message-Id: <20230802154131.2221419-2-hch@lst.de>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent aca740ce

fs/super.c

+2 −1
Original line number Diff line number Diff line
@@ -1243,7 +1243,7 @@ static int test_bdev_super_fc(struct super_block *s, struct fs_context *fc) 
		s->s_dev == *(dev_t *)fc->sget_key;

}



static int setup_bdev_super(struct super_block *sb, int sb_flags,

int setup_bdev_super(struct super_block *sb, int sb_flags,

		struct fs_context *fc)

{

	blk_mode_t mode = sb_open_mode(sb_flags);
@@ -1295,6 +1295,7 @@ static int setup_bdev_super(struct super_block *sb, int sb_flags, 
	sb_set_blocksize(sb, block_size(bdev));

	return 0;

}

EXPORT_SYMBOL_GPL(setup_bdev_super);



/**

 * get_tree_bdev - Get a superblock based on a single block device

include/linux/fs_context.h

+2 −0
Original line number Diff line number Diff line
@@ -158,6 +158,8 @@ extern int get_tree_keyed(struct fs_context *fc, 
					   struct fs_context *fc),

			 void *key);



int setup_bdev_super(struct super_block *sb, int sb_flags,

		struct fs_context *fc);

extern int get_tree_bdev(struct fs_context *fc,

			       int (*fill_super)(struct super_block *sb,

						 struct fs_context *fc));