[PATCH 2/3] bcachefs: Initialize super_block->s_uuid

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Need to fix this oversight for the new UUID/sysfspath ioctls; also,
initialize the sysfs path.

Signed-off-by: Kent Overstreet <kent.overstreet@xxxxxxxxx>
 fs/bcachefs/fs.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/bcachefs/fs.c b/fs/bcachefs/fs.c
index ec9cf4b8faf1..cfc9d90ab179 100644
--- a/fs/bcachefs/fs.c
+++ b/fs/bcachefs/fs.c
@@ -1881,6 +1881,9 @@ static struct dentry *bch2_mount(struct file_system_type *fs_type,
 	c->vfs_sb		= sb;
 	strscpy(sb->s_id, c->name, sizeof(sb->s_id));
+	super_set_uuid(sb, c->sb.user_uuid.b, 16);
+	super_set_sysfs_name_uuid(sb);
 	ret = super_setup_bdi(sb);
 	if (ret)
 		goto err_put_super;

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