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block: split flags in copy_range

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Pass read flags and write flags separately. This is needed to handle
coming BDRV_REQ_NO_SERIALISING clearly in following patches.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2018-07-09 19:37:17 +03:00 • committed by Kevin Wolf
parent 999658a05e
commit 67b51fb998
11 changed files with 90 additions and 59 deletions
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24
block/raw-format.c
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@ -498,9 +498,13 @@ static int raw_probe_geometry(BlockDriverState *bs, HDGeometry *geo)
}
static int coroutine_fn raw_co_copy_range_from(BlockDriverState *bs,
BdrvChild *src, uint64_t src_offset,
BdrvChild *dst, uint64_t dst_offset,
uint64_t bytes, BdrvRequestFlags flags)
BdrvChild *src,
uint64_t src_offset,
BdrvChild *dst,
uint64_t dst_offset,
uint64_t bytes,
BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
{
int ret;
@ -509,13 +513,17 @@ static int coroutine_fn raw_co_copy_range_from(BlockDriverState *bs,
return ret;
}
return bdrv_co_copy_range_from(bs->file, src_offset, dst, dst_offset,
bytes, flags);
bytes, read_flags, write_flags);
}
static int coroutine_fn raw_co_copy_range_to(BlockDriverState *bs,
BdrvChild *src, uint64_t src_offset,
BdrvChild *dst, uint64_t dst_offset,
uint64_t bytes, BdrvRequestFlags flags)
BdrvChild *src,
uint64_t src_offset,
BdrvChild *dst,
uint64_t dst_offset,
uint64_t bytes,
BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
{
int ret;
@ -524,7 +532,7 @@ static int coroutine_fn raw_co_copy_range_to(BlockDriverState *bs,
return ret;
}
return bdrv_co_copy_range_to(src, src_offset, bs->file, dst_offset, bytes,
flags);
read_flags, write_flags);
}
BlockDriver bdrv_raw = {