Commit bea27718 authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds
Browse files

[PATCH] md: Change ENOTSUPP to EOPNOTSUPP 



Because that is what you get if a BIO_RW_BARRIER isn't supported!

Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent e0a33270

drivers/md/raid1.c

+2 −2
Original line number Diff line number Diff line
@@ -315,7 +315,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int 
		if (r1_bio->bios[mirror] == bio)

			break;



	if (error == -ENOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) {

	if (error == -EOPNOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) {

		set_bit(BarriersNotsupp, &conf->mirrors[mirror].rdev->flags);

		set_bit(R1BIO_BarrierRetry, &r1_bio->state);

		r1_bio->mddev->barriers_work = 0;
@@ -1404,7 +1404,7 @@ static void raid1d(mddev_t *mddev) 
			unplug = 1;

		} else if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) {

			/* some requests in the r1bio were BIO_RW_BARRIER

			 * requests which failed with -ENOTSUPP.  Hohumm..

			 * requests which failed with -EOPNOTSUPP.  Hohumm..

			 * Better resubmit without the barrier.

			 * We know which devices to resubmit for, because

			 * all others have had their bios[] entry cleared.