e9095b76ae
- support dirty restraint on vCPU - support SPR AMX in Qemu - fix compilation errors of sw64 Signed-off-by: yezengruan <yezengruan@huawei.com>
35 lines
1.3 KiB
Diff
35 lines
1.3 KiB
Diff
From 4f66d261c0f20189e387de57baca17167cc542ab Mon Sep 17 00:00:00 2001
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From: Andy Pei <andy.pei@intel.com>
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Date: Mon, 3 Jan 2022 17:28:12 +0800
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Subject: [PATCH] hw/vhost-user-blk: turn on VIRTIO_BLK_F_SIZE_MAX feature for
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virtio blk device
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Turn on pre-defined feature VIRTIO_BLK_F_SIZE_MAX for virtio blk device to
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avoid guest DMA request sizes which are too large for hardware spec.
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Signed-off-by: dinglimin <dinglimin@cmss.chinamobile.com>
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Signed-off-by: Andy Pei <andy.pei@intel.com>
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Message-Id: <1641202092-149677-1-git-send-email-andy.pei@intel.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Acked-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
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---
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hw/block/vhost-user-blk.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
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index ba13cb87e5..eb1264afc7 100644
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--- a/hw/block/vhost-user-blk.c
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+++ b/hw/block/vhost-user-blk.c
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@@ -252,6 +252,7 @@ static uint64_t vhost_user_blk_get_features(VirtIODevice *vdev,
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VHostUserBlk *s = VHOST_USER_BLK(vdev);
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/* Turn on pre-defined features */
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+ virtio_add_feature(&features, VIRTIO_BLK_F_SIZE_MAX);
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virtio_add_feature(&features, VIRTIO_BLK_F_SEG_MAX);
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virtio_add_feature(&features, VIRTIO_BLK_F_GEOMETRY);
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virtio_add_feature(&features, VIRTIO_BLK_F_TOPOLOGY);
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--
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2.27.0
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