dm snapshot: use unsigned integer chunk size
commite676b2bd4553802a0b6211d5cca7fb3358ce66cf
authorMikulas Patocka <mpatocka@redhat.com>
Fri, 16 Oct 2009 22:18:17 +0000 (16 23:18 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 10 Nov 2009 00:22:08 +0000 (9 16:22 -0800)
tree467890b923d9b4ce48335692223332e7176a5446
parent537c93c1c116409f1418c99286aa81c8b9ccbdee
dm snapshot: use unsigned integer chunk size

commit df96eee679ba28c98cf722fa7c9f4286ee1ed0bd upstream.

Use unsigned integer chunk size.

Maximum chunk size is 512kB, there won't ever be need to use 4GB chunk size,
so the number can be 32-bit. This fixes compiler failure on 32-bit systems
with large block devices.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Reviewed-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/md/dm-exception-store.c
drivers/md/dm-exception-store.h
drivers/md/dm-snap-persistent.c
drivers/md/dm-snap.c