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[v5 3/3] block/io: Merge discard request alignments
From: |
Akihiko Odaki |
Subject: |
[v5 3/3] block/io: Merge discard request alignments |
Date: |
Sat, 3 Apr 2021 01:02:56 +0900 |
Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
---
block/io.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/block/io.c b/block/io.c
index ca2dca30070..aad74bd6714 100644
--- a/block/io.c
+++ b/block/io.c
@@ -124,6 +124,8 @@ void bdrv_parent_drained_begin_single(BdrvChild *c, bool
poll)
static void bdrv_merge_limits(BlockLimits *dst, const BlockLimits *src)
{
+ dst->pdiscard_alignment = MAX(dst->pdiscard_alignment,
+ src->pdiscard_alignment);
dst->opt_transfer = MAX(dst->opt_transfer, src->opt_transfer);
dst->max_transfer = MIN_NON_ZERO(dst->max_transfer, src->max_transfer);
dst->opt_mem_alignment = MAX(dst->opt_mem_alignment,
--
2.24.3 (Apple Git-128)