From: Lars Ellenberg Date: Mon, 30 Jul 2012 07:09:36 +0000 (+0200) Subject: drbd: reset congestion information before reporting it in /proc/drbd X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=8a943170711b7a4d63528ea8eb6a41cc91e79309;p=deliverable%2Flinux.git drbd: reset congestion information before reporting it in /proc/drbd We cache the congestion status in mdev->congestion_reason whenever drbd_congested() was called. Reset this cached info before reporting it when reading /proc/drbd. Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c index 64e0ddbf0668..e0f0d2a6d538 100644 --- a/drivers/block/drbd/drbd_proc.c +++ b/drivers/block/drbd/drbd_proc.c @@ -242,6 +242,9 @@ static int drbd_seq_show(struct seq_file *seq, void *v) mdev->state.role == R_SECONDARY) { seq_printf(seq, "%2d: cs:Unconfigured\n", i); } else { + /* reset mdev->congestion_reason */ + bdi_rw_congested(&mdev->rq_queue->backing_dev_info); + nc = rcu_dereference(mdev->tconn->net_conf); wp = nc ? nc->wire_protocol - DRBD_PROT_A + 'A' : ' '; seq_printf(seq,