Because that is what you get if a BIO_RW_BARRIER isn't supported !
Signed-off-by: Neil Brown <neilb@xxxxxxx>
### Diffstat output
./drivers/md/raid1.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff ./drivers/md/raid1.c~current~ ./drivers/md/raid1.c
--- ./drivers/md/raid1.c~current~ 2006-04-28 12:17:27.000000000 +1000
+++ ./drivers/md/raid1.c 2006-04-28 12:17:27.000000000 +1000
@@ -315,7 +315,7 @@ static int raid1_end_write_request(struc
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.
-
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