From af61494ad4725ed78bd6b3f159a32463d80fdd60 Mon Sep 17 00:00:00 2001 From: Lars Ellenberg Date: Tue, 14 Jun 2016 00:26:28 +0200 Subject: [PATCH] drbd: only restart frozen disk io when D_UP_TO_DATE When re-attaching the local backend device to a C_STANDALONE D_DISKLESS R_PRIMARY with OND_SUSPEND_IO, we may only resume IO if we recognize the backend that is being attached as D_UP_TO_DATE. Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg Signed-off-by: Jens Axboe --- drivers/block/drbd/drbd_state.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c index 59c646752af8..24422e85ad3c 100644 --- a/drivers/block/drbd/drbd_state.c +++ b/drivers/block/drbd/drbd_state.c @@ -1675,7 +1675,7 @@ static void after_state_ch(struct drbd_device *device, union drbd_state os, what = RESEND; if ((os.disk == D_ATTACHING || os.disk == D_NEGOTIATING) && - conn_lowest_disk(connection) > D_NEGOTIATING) + conn_lowest_disk(connection) == D_UP_TO_DATE) what = RESTART_FROZEN_DISK_IO; if (resource->susp_nod && what != NOTHING) { -- 2.20.1