md/bitmap: remove rcu annotation from pointer arithmetic. (8532e343) · Commits · 戴 / test

drivers/md/bitmap.c

+6 −1

Original line number	Original line	Diff line number	Diff line
	@@ -177,11 +177,16 @@ static struct md_rdev next_active_rdev(struct md_rdev rdev, struct mddev *mdde
	* nr_pending is 0 and In_sync is clear, the entries we return will		* nr_pending is 0 and In_sync is clear, the entries we return will
	* still be in the same position on the list when we re-enter		* still be in the same position on the list when we re-enter
	* list_for_each_entry_continue_rcu.		* list_for_each_entry_continue_rcu.
			*
			* Note that if entered with 'rdev == NULL' to start at the
			* beginning, we temporarily assign 'rdev' to an address which
			* isn't really an rdev, but which can be used by
			* list_for_each_entry_continue_rcu() to find the first entry.
	*/		*/
	rcu_read_lock();		rcu_read_lock();
	if (rdev == NULL)		if (rdev == NULL)
	/* start at the beginning */		/* start at the beginning */
	rdev = list_entry_rcu(&mddev->disks, struct md_rdev, same_set);		rdev = list_entry(&mddev->disks, struct md_rdev, same_set);
	else {		else {
	/* release the previous rdev and start from there. */		/* release the previous rdev and start from there. */
	rdev_dec_pending(rdev, mddev);		rdev_dec_pending(rdev, mddev);