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[PATCH 2/8] block/vpc: return ZERO block-status when appropriate
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[PATCH 2/8] block/vpc: return ZERO block-status when appropriate |
Date: |
Wed, 6 May 2020 12:25:07 +0300 |
In case when get_image_offset() returns -1, we do zero out the
corresponding chunk of qiov. So, this should be reported as ZERO.
After block-status update, it never reports 0, so setting
unallocated_blocks_are_zero doesn't make sense. Drop it.
Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
---
block/vpc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/block/vpc.c b/block/vpc.c
index 2d1eade146..555f9d8587 100644
--- a/block/vpc.c
+++ b/block/vpc.c
@@ -606,7 +606,6 @@ static int vpc_get_info(BlockDriverState *bs,
BlockDriverInfo *bdi)
bdi->cluster_size = s->block_size;
}
- bdi->unallocated_blocks_are_zero = true;
return 0;
}
@@ -745,7 +744,7 @@ static int coroutine_fn
vpc_co_block_status(BlockDriverState *bs,
image_offset = get_image_offset(bs, offset, false, NULL);
allocated = (image_offset != -1);
*pnum = 0;
- ret = 0;
+ ret = BDRV_BLOCK_ZERO;
do {
/* All sectors in a block are contiguous (without using the bitmap) */
--
2.21.0
- [PATCH 0/8] drop unallocated_blocks_are_zero, Vladimir Sementsov-Ogievskiy, 2020/05/06
- [PATCH 1/8] block/vdi: return ZERO block-status when appropriate, Vladimir Sementsov-Ogievskiy, 2020/05/06
- [PATCH 2/8] block/vpc: return ZERO block-status when appropriate,
Vladimir Sementsov-Ogievskiy <=
- [PATCH 3/8] block/crypto: drop unallocated_blocks_are_zero, Vladimir Sementsov-Ogievskiy, 2020/05/06
- [PATCH 4/8] block/iscsi: drop unallocated_blocks_are_zero, Vladimir Sementsov-Ogievskiy, 2020/05/06
- [PATCH 5/8] block/file-posix: drop unallocated_blocks_are_zero, Vladimir Sementsov-Ogievskiy, 2020/05/06
- [PATCH 6/8] block/vhdx: drop unallocated_blocks_are_zero, Vladimir Sementsov-Ogievskiy, 2020/05/06