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authorEric Blake <eblake@redhat.com>2017-06-05 15:38:44 -0500
committerKevin Wolf <kwolf@redhat.com>2017-07-10 13:18:05 +0200
commitd5254033daf524fb2eee862eb8377b9ddc81000a (patch)
tree459bfed8bfa618fa9b3188d571e2bea61a31f64f /include
parent81c219ac6ce0d6182e35f3976f2caa4cefcaf9f0 (diff)
block: Simplify use of BDRV_BLOCK_RAW
The lone caller that cares about a return of BDRV_BLOCK_RAW (namely, io.c:bdrv_co_get_block_status) completely replaces the return value, so there is no point in passing BDRV_BLOCK_DATA. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/block.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/block/block.h b/include/block/block.h
index 4c149adb17..afe1b61524 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -132,9 +132,9 @@ typedef struct HDGeometry {
* BDRV_BLOCK_EOF: the returned pnum covers through end of file for this layer
*
* Internal flag:
- * BDRV_BLOCK_RAW: used internally to indicate that the request was
- * answered by a passthrough driver such as raw and that the
- * block layer should recompute the answer from bs->file.
+ * BDRV_BLOCK_RAW: for use by passthrough drivers, such as raw, to request
+ * that the block layer recompute the answer from the returned
+ * BDS; must be accompanied by just BDRV_BLOCK_OFFSET_VALID.
*
* If BDRV_BLOCK_OFFSET_VALID is set, bits 9-62 (BDRV_BLOCK_OFFSET_MASK)
* represent the offset in the returned BDS that is allocated for the