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| author | Peter Lieven <pl@kamp.de> | 2016-05-30 13:59:59 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-06-08 10:21:09 +0200 |
| commit | 107d433cbbc347cdd140c0f2de4574ff3675bdbe (patch) | |
| tree | b329039083e6975043507e9cfa6d788d4ffc3de6 | |
| parent | ebd2f9e7db4b6cbc2f144b9cef397503b3e956b5 (diff) | |
| download | focaccia-qemu-107d433cbbc347cdd140c0f2de4574ff3675bdbe.tar.gz focaccia-qemu-107d433cbbc347cdd140c0f2de4574ff3675bdbe.zip | |
block: assert that bs->request_alignment is a power of 2
at least bdrv_co_preadv/pwritev expect this. Signed-off-by: Peter Lieven <pl@kamp.de> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
| -rw-r--r-- | block.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block.c b/block.c index 736432f67e..f54bc25e8a 100644 --- a/block.c +++ b/block.c @@ -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; |