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authorLars Ellenberg <lars.ellenberg@linbit.com>2014-04-28 16:43:17 (GMT)
committerJens Axboe <axboe@fb.com>2014-04-30 19:46:54 (GMT)
commit6377b9235056452cd5d592c3739baa379a8735fe (patch)
tree9cfef320bf3ef5d649c14f8a8a282d6e20735d18
parent9ae472605ad333d4db07da95cc42c68063d2cc0d (diff)
downloadlinux-6377b9235056452cd5d592c3739baa379a8735fe.tar.xz
drbd: resync: fix too large bursts for very slow rates
While merging adjacent dirty blocks into resync requests, the resync rate throttle was disregarded. For very low resync rates, the effective rate may have exceeded the intended rate by a larger margin. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com> Signed-off-by: Jens Axboe <axboe@fb.com>
-rw-r--r--drivers/block/drbd/drbd_worker.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 2c4ce42..dcd95a6 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -647,7 +647,7 @@ next_sector:
*/
align = 1;
rollback_i = i;
- for (;;) {
+ while (i < number) {
if (size + BM_BLOCK_SIZE > max_bio_size)
break;