Commit 1fdbe0b1 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: Make sure c->vfs_sb is set before starting fs 



This is necessary for the new blk_holder_ops, which want the vfs
super_block available for synchronization.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 13fd6be1

fs/bcachefs/fs.c

+8 −3
Original line number Diff line number Diff line
@@ -2218,9 +2218,10 @@ static int bch2_fs_get_tree(struct fs_context *fc) 


	bch2_opts_apply(&c->opts, opts);



	ret = bch2_fs_start(c);

	if (ret)

		goto err_stop_fs;

	/*

	 * need to initialise sb and set c->vfs_sb _before_ starting fs,

	 * for blk_holder_ops

	 */



	sb = sget(fc->fs_type, NULL, bch2_set_super, fc->sb_flags|SB_NOSEC, c);

	ret = PTR_ERR_OR_ZERO(sb);
@@ -2282,6 +2283,10 @@ static int bch2_fs_get_tree(struct fs_context *fc) 


	sb->s_shrink->seeks = 0;



	ret = bch2_fs_start(c);

	if (ret)

		goto err_put_super;



	vinode = bch2_vfs_inode_get(c, BCACHEFS_ROOT_SUBVOL_INUM);

	ret = PTR_ERR_OR_ZERO(vinode);

	bch_err_msg(c, ret, "mounting: error getting root inode");