raid5: use flex_array for scribble data
authorshli@kernel.org <shli@kernel.org>
Mon, 15 Dec 2014 01:57:02 +0000 (12:57 +1100)
committerNeilBrown <neilb@suse.de>
Tue, 21 Apr 2015 22:00:41 +0000 (08:00 +1000)
Use flex_array for scribble data. Next patch will batch several stripes
together, so scribble data should be able to cover several stripes, so this
patch also allocates scribble data for stripes across a chunk.

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

Simple merge
Simple merge