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copy-on-read: Support compressed writes

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Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2019-11-28 16:12:36 +01:00 committed by Kevin Wolf
parent e7e754aec3
commit 4935e8be22
1 changed files with 11 additions and 0 deletions
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11
block/copy-on-read.c
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@ -107,6 +107,16 @@ static int coroutine_fn cor_co_pdiscard(BlockDriverState *bs,
}
static int coroutine_fn cor_co_pwritev_compressed(BlockDriverState *bs,
uint64_t offset,
uint64_t bytes,
QEMUIOVector *qiov)
{
return bdrv_co_pwritev(bs->file, offset, bytes, qiov,
BDRV_REQ_WRITE_COMPRESSED);
}
static void cor_eject(BlockDriverState *bs, bool eject_flag)
{
bdrv_eject(bs->file->bs, eject_flag);
@ -131,6 +141,7 @@ static BlockDriver bdrv_copy_on_read = {
.bdrv_co_pwritev = cor_co_pwritev,
.bdrv_co_pwrite_zeroes = cor_co_pwrite_zeroes,
.bdrv_co_pdiscard = cor_co_pdiscard,
.bdrv_co_pwritev_compressed = cor_co_pwritev_compressed,
.bdrv_eject = cor_eject,
.bdrv_lock_medium = cor_lock_medium,