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block: Convert bdrv_write() to BdrvChild

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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Kevin Wolf 2016-05-31 14:42:08 +02:00
parent fbcbbf4e80
commit 18d51c4bac
8 changed files with 100 additions and 12 deletions
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5
block/io.c
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@ -642,10 +642,11 @@ int bdrv_read(BdrvChild *child, int64_t sector_num,
-EINVAL Invalid sector number or nb_sectors
-EACCES Trying to write a read-only device
*/
int bdrv_write(BlockDriverState *bs, int64_t sector_num,
int bdrv_write(BdrvChild *child, int64_t sector_num,
const uint8_t *buf, int nb_sectors)
{
return bdrv_rw_co(bs, sector_num, (uint8_t *)buf, nb_sectors, true, 0);
return bdrv_rw_co(child->bs, sector_num, (uint8_t *)buf, nb_sectors,
true, 0);
}
int bdrv_pwrite_zeroes(BlockDriverState *bs, int64_t offset,