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drbd: stop the meta data sync timer before open coded meta data sync 

If we re-write all meta data due to resize, we have open-coded write-out
of our meta data super block. Stop the md_sync_timer, it would just
trigger scary but in this case spurious "timer expired" messages.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Lars Ellenberg 2014-01-27 16:04:14 +01:00 committed by Philipp Reisner
parent 5ab7d2c005
commit fcb096740a
1 changed files with 4 additions and 0 deletions
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4
drivers/block/drbd/drbd_nl.c
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@ -967,6 +967,10 @@ drbd_determine_dev_size(struct drbd_device *device, enum dds_flags flags, struct
if (la_size_changed || md_moved || rs) {
u32 prev_flags;
/* We do some synchronous IO below, which may take some time.
* Clear the timer, to avoid scary "timer expired!" messages,
* "Superblock" is written out at least twice below, anyways. */
del_timer(&device->md_sync_timer);
drbd_al_shrink(device); /* All extents inactive. */
prev_flags = md->flags;