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[Qemu-block] [PULL 27/43] blkreplay: Convert to byte-based I/O
From: |
Kevin Wolf |
Subject: |
[Qemu-block] [PULL 27/43] blkreplay: Convert to byte-based I/O |
Date: |
Tue, 5 Jul 2016 17:50:36 +0200 |
The blkreplay driver only forwards the requests it gets, so converting
it to byte granularity is trivial.
Signed-off-by: Kevin Wolf <address@hidden>
Reviewed-by: Max Reitz <address@hidden>
Acked-by: Stefan Hajnoczi <address@hidden>
---
block/blkreplay.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/block/blkreplay.c b/block/blkreplay.c
index 525c2d5..196b8d0 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,
--
1.8.3.1
- [Qemu-block] [PULL 18/43] block: Switch discard length bounds to byte-based, (continued)
- [Qemu-block] [PULL 18/43] block: Switch discard length bounds to byte-based, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 19/43] block: Drop raw_refresh_limits(), Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 20/43] block: Split bdrv_merge_limits() from bdrv_refresh_limits(), Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 21/43] block: Move request_alignment into BlockLimit, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 22/43] block: Fix error message style, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 24/43] block: fix return code for partial write for Linux AIO, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 23/43] block: Use bool as appropriate for BDS members, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 25/43] block/qdev: Fix NULL access when using BB twice, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 27/43] blkreplay: Convert to byte-based I/O,
Kevin Wolf <=
- [Qemu-block] [PULL 26/43] vvfat: Use BdrvChild for s->qcow, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 28/43] vhdx: Some more BlockBackend use in vhdx_create(), Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 29/43] block: Convert bdrv_co_readv() to BdrvChild, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 31/43] block: Convert bdrv_aio_readv() to BdrvChild, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 30/43] block: Convert bdrv_co_writev() to BdrvChild, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 32/43] block: Convert bdrv_aio_writev() to BdrvChild, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 33/43] block: Convert bdrv_co_do_readv/writev to BdrvChild, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 34/43] block: Move bdrv_commit() to block/commit.c, Kevin Wolf, 2016/07/05
- [Qemu-block] [PULL 35/43] block: Use BlockBackend for I/O in bdrv_commit(), Kevin Wolf, 2016/07/05