Commit 107d433c authored by Peter Lieven's avatar Peter Lieven Committed by Kevin Wolf

block: assert that bs->request_alignment is a power of 2

at least bdrv_co_preadv/pwritev expect this.
Signed-off-by: 's avatarPeter Lieven <pl@kamp.de>
Reviewed-by: 's avatarEric Blake <eblake@redhat.com>
Signed-off-by: 's avatarKevin Wolf <kwolf@redhat.com>
parent ebd2f9e7
......@@ -1018,7 +1018,7 @@ static int bdrv_open_common(BlockDriverState *bs, BdrvChild *file,
assert(bdrv_opt_mem_align(bs) != 0);
assert(bdrv_min_mem_align(bs) != 0);
assert((bs->request_alignment != 0) || bdrv_is_sg(bs));
assert(is_power_of_2(bs->request_alignment) || bdrv_is_sg(bs));
qemu_opts_del(opts);
return 0;
......
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