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authorEdgar Kaziakhmedov <edgar.kaziakhmedov@virtuozzo.com>2017-12-12 17:40:54 +0300
committerKevin Wolf <kwolf@redhat.com>2017-12-22 15:03:41 +0100
commit546a7dc40e8b8b6440a052e2b5cdfe9aadcaccf6 (patch)
tree9af1c17b56077a2cda687ff8e7b6d8df49b1964a /block/qcow2.h
parentc200c4a470fc89d9a2b2d1884b140b03fd31981f (diff)
qcow2: get rid of qcow2_backing_read1 routine
Since bdrv_co_preadv does all neccessary checks including reading after the end of the backing file, avoid duplication of verification before bdrv_co_preadv call. Signed-off-by: Edgar Kaziakhmedov <edgar.kaziakhmedov@virtuozzo.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qcow2.h')
-rw-r--r--block/qcow2.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/block/qcow2.h b/block/qcow2.h
index 6f0ff15dd0..46c8cf44ec 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -528,9 +528,6 @@ uint32_t offset_to_reftable_index(BDRVQcow2State *s, uint64_t offset)
}
/* qcow2.c functions */
-int qcow2_backing_read1(BlockDriverState *bs, QEMUIOVector *qiov,
- int64_t sector_num, int nb_sectors);
-
int64_t qcow2_refcount_metadata_size(int64_t clusters, size_t cluster_size,
int refcount_order, bool generous_increase,
uint64_t *refblock_count);