From a8cdfd8d3bf0b6d2bbe792f5e74f54ccc6bc1d4f Mon Sep 17 00:00:00 2001 From: Philipp Reisner Date: Wed, 5 May 2010 20:53:33 +0200 Subject: drbd: A fixes to the new resync speed code * Mention P_DELAY_PROBE in the packet naming array * Do not corrupt the mdev->data.work list in case the timer goes off before delay_probe_work got handled by the worker * Do not mod_timer() twice for a single delay_probe pair Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- drivers/block/drbd/drbd_main.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers/block/drbd/drbd_main.c') diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 98785d08cf7..44cc7b415ed 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -2207,9 +2207,6 @@ static int drbd_send_delay_probe(struct drbd_conf *mdev, struct drbd_socket *ds) } mutex_unlock(&ds->mutex); - mdev->dp_volume_last = mdev->send_cnt; - mod_timer(&mdev->delay_probe_timer, jiffies + mdev->sync_conf.dp_interval * HZ / 10); - return ok; } @@ -2221,6 +2218,9 @@ static int drbd_send_delay_probes(struct drbd_conf *mdev) ok = drbd_send_delay_probe(mdev, &mdev->meta); ok = ok && drbd_send_delay_probe(mdev, &mdev->data); + mdev->dp_volume_last = mdev->send_cnt; + mod_timer(&mdev->delay_probe_timer, jiffies + mdev->sync_conf.dp_interval * HZ / 10); + return ok; } @@ -2374,7 +2374,8 @@ static void delay_probe_timer_fn(unsigned long data) { struct drbd_conf *mdev = (struct drbd_conf *) data; - drbd_queue_work(&mdev->data.work, &mdev->delay_probe_work); + if (list_empty(&mdev->delay_probe_work.list)) + drbd_queue_work(&mdev->data.work, &mdev->delay_probe_work); } /* Used to send write requests -- cgit v1.2.3-18-g5258