drbd: debugfs: add per volume oldest_requests
authorLars Ellenberg <lars.ellenberg@linbit.com>
Thu, 8 May 2014 11:39:35 +0000 (13:39 +0200)
committerPhilipp Reisner <philipp.reisner@linbit.com>
Thu, 10 Jul 2014 16:35:19 +0000 (18:35 +0200)
commit54e6fc38e888a54b016e1e04e1eceea78ddf7ace
treeb4908bb91f765a1f117df38379ff37cbcf8b451c
parent944410e97cfcec38369eeb5f77d0e8da91d68afb
drbd: debugfs: add per volume oldest_requests

Show oldest requests
 * pending master bio completion and,
 * if different, local disk bio completion.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
drivers/block/drbd/drbd_debugfs.c
lib/lru_cache.c