xen-blkfront: remove frame list from blk_shadow
authorRoger Pau Monne <roger.pau@citrix.com>
Mon, 18 Mar 2013 16:49:36 +0000 (17:49 +0100)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tue, 19 Mar 2013 16:50:07 +0000 (12:50 -0400)
commitb1173e316bf2ff3c11f46247417f0f5789a4ea0c
treea64663ed04ea816306d28559e2d9c496ad746915
parent9c1e050caeb4d1250f8ceef1180a8b3d0db6c624
xen-blkfront: remove frame list from blk_shadow

We already have the frame (pfn of the grant page) stored inside struct
grant, so there's no need to keep an aditional list of mapped frames
for a specific request. This reduces memory usage in blkfront.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel@lists.xen.org
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
drivers/block/xen-blkfront.c