block: Prepare bdrv_aligned_preadv() for byte-aligned requests
commit49c0752600d22606b411ace75b22e65398999d95
authorKevin Wolf <kwolf@redhat.com>
Fri, 3 Jun 2016 14:17:28 +0000 (3 16:17 +0200)
committerKevin Wolf <kwolf@redhat.com>
Thu, 16 Jun 2016 13:19:55 +0000 (16 15:19 +0200)
tree0a33a23c892f5b2bee706834d346173c7b7184ba
parent244483e64ee726cc89a1e05bed2be0ed37071403
block: Prepare bdrv_aligned_preadv() for byte-aligned requests

This patch makes bdrv_aligned_preadv() ready to accept byte-aligned
requests. Note that this doesn't mean that such requests are actually
made. The caller still ensures that all requests are aligned to at least
512 bytes.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
block/io.c