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block drivers: add discard/write_zeroes properties to bdrv_get_info implementation

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Paolo Bonzini 2013-11-22 13:39:50 +01:00 • committed by Stefan Hajnoczi
parent 97b00e2851
commit 95de6d7078
5 changed files with 9 additions and 0 deletions
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2
block/qed.c
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@ -1475,6 +1475,8 @@ static int bdrv_qed_get_info(BlockDriverState *bs, BlockDriverInfo *bdi)
memset(bdi, 0, sizeof(*bdi));
bdi->cluster_size = s->header.cluster_size;
bdi->is_dirty = s->header.features & QED_F_NEED_CHECK;
bdi->unallocated_blocks_are_zero = true;
bdi->can_write_zeroes_with_unmap = true;
return 0;
}