From b30168647fea0fc173a0e244d2943fc5575ca511 Mon Sep 17 00:00:00 2001 From: Vladimir Sementsov-Ogievskiy Date: Fri, 11 Oct 2019 12:07:09 +0300 Subject: block/block-backend: add blk_co_pwritev_part Add blk write function with qiov_offset parameter. It's needed for the following commit. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Max Reitz Message-id: 20191011090711.19940-4-vsementsov@virtuozzo.com Signed-off-by: Max Reitz --- include/sysemu/block-backend.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include') diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h index 368d53af77..73f2cef7fe 100644 --- a/include/sysemu/block-backend.h +++ b/include/sysemu/block-backend.h @@ -121,6 +121,10 @@ void blk_set_dev_ops(BlockBackend *blk, const BlockDevOps *ops, void *opaque); int coroutine_fn blk_co_preadv(BlockBackend *blk, int64_t offset, unsigned int bytes, QEMUIOVector *qiov, BdrvRequestFlags flags); +int coroutine_fn blk_co_pwritev_part(BlockBackend *blk, int64_t offset, + unsigned int bytes, + QEMUIOVector *qiov, size_t qiov_offset, + BdrvRequestFlags flags); int coroutine_fn blk_co_pwritev(BlockBackend *blk, int64_t offset, unsigned int bytes, QEMUIOVector *qiov, BdrvRequestFlags flags); -- cgit v1.2.3-55-g7522