From b0c67874628455a869ca1afde0de44572c70d5b9 Mon Sep 17 00:00:00 2001 From: fangyi Date: Mon, 4 Dec 2023 14:49:53 +0800 Subject: [PATCH] vhost-vdpa: add VHOST_BACKEND_F_BYTEMAPLOG support VHOST_BACKEND_F_BYTEMAPLOG to support vhost device bytemap logging. Signed-off-by: libai Signed-off-by: jiangdongxu Signed-off-by: fangyi --- hw/virtio/vhost-vdpa.c | 7 ++++--- include/standard-headers/linux/vhost_types.h | 2 ++ 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 986fc795bf..e1c90cf6c2 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -660,9 +660,10 @@ static int vhost_vdpa_set_features(struct vhost_dev *dev, static int vhost_vdpa_set_backend_cap(struct vhost_dev *dev) { uint64_t features; - uint64_t f = 0x1ULL << VHOST_BACKEND_F_IOTLB_MSG_V2 | - 0x1ULL << VHOST_BACKEND_F_IOTLB_BATCH | - 0x1ULL << VHOST_BACKEND_F_IOTLB_ASID; + uint64_t f = BIT_ULL(VHOST_BACKEND_F_IOTLB_MSG_V2) | + BIT_ULL(VHOST_BACKEND_F_IOTLB_BATCH) | + BIT_ULL(VHOST_BACKEND_F_IOTLB_ASID) | + BIT_ULL(VHOST_BACKEND_F_BYTEMAPLOG); int r; if (vhost_vdpa_call(dev, VHOST_GET_BACKEND_FEATURES, &features)) { diff --git a/include/standard-headers/linux/vhost_types.h b/include/standard-headers/linux/vhost_types.h index 17833e320e..3801d95182 100644 --- a/include/standard-headers/linux/vhost_types.h +++ b/include/standard-headers/linux/vhost_types.h @@ -157,5 +157,7 @@ struct vhost_vdpa_iova_range { * message */ #define VHOST_BACKEND_F_IOTLB_ASID 0x3 +/* device can use bytemap log */ +#define VHOST_BACKEND_F_BYTEMAPLOG 0x3f #endif -- 2.27.0