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[Qemu-devel] [PATCH v5 02/15] blkverify: set supported write/zero flags


From: Anton Nefedov
Subject: [Qemu-devel] [PATCH v5 02/15] blkverify: set supported write/zero flags
Date: Wed, 1 Nov 2017 18:43:55 +0300

Signed-off-by: Anton Nefedov <address@hidden>
---
 block/blkverify.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/block/blkverify.c b/block/blkverify.c
index 06369f9..9ba65d0 100644
--- a/block/blkverify.c
+++ b/block/blkverify.c
@@ -140,6 +140,15 @@ static int blkverify_open(BlockDriverState *bs, QDict 
*options, int flags,
         goto fail;
     }
 
+    bs->supported_write_flags = BDRV_REQ_FUA &
+        bs->file->bs->supported_write_flags &
+        s->test_file->bs->supported_write_flags;
+
+    bs->supported_zero_flags =
+        (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) &
+        bs->file->bs->supported_zero_flags &
+        s->test_file->bs->supported_zero_flags;
+
     ret = 0;
 fail:
     qemu_opts_del(opts);
-- 
2.7.4




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