From f6d0a8dbfdce4b4f28fcb0f689c373874646f87c Mon Sep 17 00:00:00 2001 From: Philipp Reisner Date: Mon, 30 Apr 2012 12:53:52 +0200 Subject: [PATCH] drbd: Restore the request restart logic It got lost with the commit 5a7bbad27a410350e64a2d7f5ec18fc73836c14f "block: remove support for bio remapping from ->make_request" Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- drivers/block/drbd/drbd_req.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 4a642ce62bae..9c5c84946b05 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -871,7 +871,7 @@ allocate_barrier: if (is_susp(mdev->state)) { /* If we got suspended, use the retry mechanism of - generic_make_request() to restart processing of this + drbd_make_request() to restart processing of this bio. In the next call to drbd_make_request we sleep in inc_ap_bio() */ ret = 1; @@ -1102,8 +1102,9 @@ void drbd_make_request(struct request_queue *q, struct bio *bio) e_enr = (bio->bi_sector+(bio->bi_size>>9)-1) >> HT_SHIFT; if (likely(s_enr == e_enr)) { - inc_ap_bio(mdev, 1); - drbd_make_request_common(mdev, bio, start_time); + do { + inc_ap_bio(mdev, 1); + } while (drbd_make_request_common(mdev, bio, start_time)); return; }