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[PATCH] hw/vhost-user-blk: turn on VIRTIO_BLK_F_SIZE_MAX feature for vir
From: |
Andy Pei |
Subject: |
[PATCH] hw/vhost-user-blk: turn on VIRTIO_BLK_F_SIZE_MAX feature for virtio blk device |
Date: |
Fri, 26 Nov 2021 10:00:18 +0800 |
Turn on pre-defined feature VIRTIO_BLK_F_SIZE_MAX virtio blk device
to avoid guest DMA request size is too large to exceed hardware spec.
Signed-off-by: Andy Pei <andy.pei@intel.com>
---
hw/block/vhost-user-blk.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
index ba13cb8..eb1264a 100644
--- a/hw/block/vhost-user-blk.c
+++ b/hw/block/vhost-user-blk.c
@@ -252,6 +252,7 @@ static uint64_t vhost_user_blk_get_features(VirtIODevice
*vdev,
VHostUserBlk *s = VHOST_USER_BLK(vdev);
/* Turn on pre-defined features */
+ virtio_add_feature(&features, VIRTIO_BLK_F_SIZE_MAX);
virtio_add_feature(&features, VIRTIO_BLK_F_SEG_MAX);
virtio_add_feature(&features, VIRTIO_BLK_F_GEOMETRY);
virtio_add_feature(&features, VIRTIO_BLK_F_TOPOLOGY);
--
1.8.3.1
- [PATCH] hw/vhost-user-blk: turn on VIRTIO_BLK_F_SIZE_MAX feature for virtio blk device,
Andy Pei <=