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author | Lars Ellenberg <lars.ellenberg@linbit.com> | 2012-07-30 09:09:36 +0200 |
---|---|---|
committer | Philipp Reisner <philipp.reisner@linbit.com> | 2012-11-08 16:58:39 +0100 |
commit | 8a943170711b7a4d63528ea8eb6a41cc91e79309 (patch) | |
tree | 78d320ada007a1c98c5896fa158d5d23b4778de7 /drivers/block/drbd/drbd_proc.c | |
parent | drbd: report congestion if we are waiting for some userland callback (diff) | |
download | linux-8a943170711b7a4d63528ea8eb6a41cc91e79309.tar.xz linux-8a943170711b7a4d63528ea8eb6a41cc91e79309.zip |
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 <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_proc.c')
-rw-r--r-- | drivers/block/drbd/drbd_proc.c | 3 |
1 files changed, 3 insertions, 0 deletions
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, |