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authorKevin Wolf <kwolf@redhat.com>2016-05-30 14:31:59 +0200
committerKevin Wolf <kwolf@redhat.com>2016-07-05 16:46:26 +0200
commite858a9705c157211382f3738549cb6345d5c065c (patch)
tree2f4c6c73d51d3e7c86691ea17724b40bd5ab0a05 /block/blkreplay.c
parenteecc77473b153fbd3700d68802b48fd0fe8ce4bc (diff)
blkreplay: Convert to byte-based I/O
The blkreplay driver only forwards the requests it gets, so converting it to byte granularity is trivial. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/blkreplay.c')
-rwxr-xr-xblock/blkreplay.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/block/blkreplay.c b/block/blkreplay.c
index 525c2d54e0..196b8d0304 100755
--- a/block/blkreplay.c
+++ b/block/blkreplay.c
@@ -81,22 +81,22 @@ static void block_request_create(uint64_t reqid, BlockDriverState *bs,
replay_block_event(req->bh, reqid);
}
-static int coroutine_fn blkreplay_co_readv(BlockDriverState *bs,
- int64_t sector_num, int nb_sectors, QEMUIOVector *qiov)
+static int coroutine_fn blkreplay_co_preadv(BlockDriverState *bs,
+ uint64_t offset, uint64_t bytes, QEMUIOVector *qiov, int flags)
{
uint64_t reqid = request_id++;
- int ret = bdrv_co_readv(bs->file->bs, sector_num, nb_sectors, qiov);
+ int ret = bdrv_co_preadv(bs->file->bs, offset, bytes, qiov, flags);
block_request_create(reqid, bs, qemu_coroutine_self());
qemu_coroutine_yield();
return ret;
}
-static int coroutine_fn blkreplay_co_writev(BlockDriverState *bs,
- int64_t sector_num, int nb_sectors, QEMUIOVector *qiov)
+static int coroutine_fn blkreplay_co_pwritev(BlockDriverState *bs,
+ uint64_t offset, uint64_t bytes, QEMUIOVector *qiov, int flags)
{
uint64_t reqid = request_id++;
- int ret = bdrv_co_writev(bs->file->bs, sector_num, nb_sectors, qiov);
+ int ret = bdrv_co_pwritev(bs->file->bs, offset, bytes, qiov, flags);
block_request_create(reqid, bs, qemu_coroutine_self());
qemu_coroutine_yield();
@@ -144,8 +144,8 @@ static BlockDriver bdrv_blkreplay = {
.bdrv_close = blkreplay_close,
.bdrv_getlength = blkreplay_getlength,
- .bdrv_co_readv = blkreplay_co_readv,
- .bdrv_co_writev = blkreplay_co_writev,
+ .bdrv_co_preadv = blkreplay_co_preadv,
+ .bdrv_co_pwritev = blkreplay_co_pwritev,
.bdrv_co_pwrite_zeroes = blkreplay_co_pwrite_zeroes,
.bdrv_co_discard = blkreplay_co_discard,