raid5: track overwrite disk count
authorshli@kernel.org <shli@kernel.org>
Mon, 15 Dec 2014 01:57:03 +0000 (12:57 +1100)
committerNeilBrown <neilb@suse.de>
Tue, 21 Apr 2015 22:00:41 +0000 (08:00 +1000)
commit7a87f43405e91ca12b8770eb689dd9886f217091
tree144c8e5d5a1c4afcef0a7a6f3d5d6c5d1bfceaac
parentda41ba65972532a04f73927c903029a7ec3bc2ed
raid5: track overwrite disk count

Track overwrite disk count, so we can know if a stripe is a full stripe write.

Signed-off-by: Shaohua Li <shli@fusionio.com>
Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/raid5.c
drivers/md/raid5.h