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From: Xie Yongji <xieyongji@bytedance.com>
To: mst@redhat.com, jasowang@redhat.com, stefanha@redhat.com,
sgarzare@redhat.com, parav@nvidia.com, hch@infradead.org,
christian.brauner@canonical.com, rdunlap@infradead.org,
willy@infradead.org, viro@zeniv.linux.org.uk, axboe@kernel.dk,
bcrl@kvack.org, corbet@lwn.net, mika.penttila@nextfour.com,
dan.carpenter@oracle.com, joro@8bytes.org,
gregkh@linuxfoundation.org, zhe.he@windriver.com,
xiaodong.liu@intel.com
Cc: songmuchun@bytedance.com,
virtualization@lists.linux-foundation.org,
netdev@vger.kernel.org, kvm@vger.kernel.org,
linux-fsdevel@vger.kernel.org, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v9 12/17] vdpa: Add an opaque pointer for vdpa_config_ops.dma_map()
Date: Tue, 13 Jul 2021 16:46:51 +0800 [thread overview]
Message-ID: <20210713084656.232-13-xieyongji@bytedance.com> (raw)
In-Reply-To: <20210713084656.232-1-xieyongji@bytedance.com>
Add an opaque pointer for DMA mapping.
Suggested-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Acked-by: Jason Wang <jasowang@redhat.com>
---
drivers/vdpa/vdpa_sim/vdpa_sim.c | 6 +++---
drivers/vhost/vdpa.c | 2 +-
include/linux/vdpa.h | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c
index 72167963421b..f456f4baf86d 100644
--- a/drivers/vdpa/vdpa_sim/vdpa_sim.c
+++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c
@@ -542,14 +542,14 @@ static int vdpasim_set_map(struct vdpa_device *vdpa,
}
static int vdpasim_dma_map(struct vdpa_device *vdpa, u64 iova, u64 size,
- u64 pa, u32 perm)
+ u64 pa, u32 perm, void *opaque)
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
int ret;
spin_lock(&vdpasim->iommu_lock);
- ret = vhost_iotlb_add_range(vdpasim->iommu, iova, iova + size - 1, pa,
- perm);
+ ret = vhost_iotlb_add_range_ctx(vdpasim->iommu, iova, iova + size - 1,
+ pa, perm, opaque);
spin_unlock(&vdpasim->iommu_lock);
return ret;
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 8615756306ec..f60a513dac7c 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -578,7 +578,7 @@ static int vhost_vdpa_map(struct vhost_vdpa *v,
return r;
if (ops->dma_map) {
- r = ops->dma_map(vdpa, iova, size, pa, perm);
+ r = ops->dma_map(vdpa, iova, size, pa, perm, NULL);
} else if (ops->set_map) {
if (!v->in_batch)
r = ops->set_map(vdpa, dev->iotlb);
diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h
index 198c30e84b5d..4903e67c690b 100644
--- a/include/linux/vdpa.h
+++ b/include/linux/vdpa.h
@@ -268,7 +268,7 @@ struct vdpa_config_ops {
/* DMA ops */
int (*set_map)(struct vdpa_device *vdev, struct vhost_iotlb *iotlb);
int (*dma_map)(struct vdpa_device *vdev, u64 iova, u64 size,
- u64 pa, u32 perm);
+ u64 pa, u32 perm, void *opaque);
int (*dma_unmap)(struct vdpa_device *vdev, u64 iova, u64 size);
/* Free device resources */
--
2.11.0
next prev parent reply other threads:[~2021-07-13 8:48 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-13 8:46 [PATCH v9 00/17] Introduce VDUSE - vDPA Device in Userspace Xie Yongji
2021-07-13 8:46 ` [PATCH v9 01/17] iova: Export alloc_iova_fast() and free_iova_fast() Xie Yongji
2021-07-13 8:46 ` [PATCH v9 02/17] file: Export receive_fd() to modules Xie Yongji
2021-07-13 8:46 ` [PATCH v9 03/17] vdpa: Fix code indentation Xie Yongji
2021-07-14 4:20 ` Joe Perches
2021-07-14 5:48 ` Yongji Xie
2021-07-13 8:46 ` [PATCH v9 04/17] vdpa: Fail the vdpa_reset() if fail to set device status to zero Xie Yongji
2021-07-13 8:46 ` [PATCH v9 05/17] vhost-vdpa: Fail the vhost_vdpa_set_status() on reset failure Xie Yongji
2021-07-13 8:46 ` [PATCH v9 06/17] vhost-vdpa: Handle the failure of vdpa_reset() Xie Yongji
2021-07-13 8:46 ` [PATCH v9 07/17] virtio: Don't set FAILED status bit on device index allocation failure Xie Yongji
2021-07-13 11:02 ` Dan Carpenter
2021-07-13 11:25 ` Yongji Xie
2021-07-13 8:46 ` [PATCH v9 08/17] virtio_config: Add a return value to reset function Xie Yongji
2021-07-13 8:46 ` [PATCH v9 09/17] virtio-vdpa: Handle the failure of vdpa_reset() Xie Yongji
2021-07-13 8:46 ` [PATCH v9 10/17] virtio: Handle device reset failure in register_virtio_device() Xie Yongji
2021-07-13 8:46 ` [PATCH v9 11/17] vhost-iotlb: Add an opaque pointer for vhost IOTLB Xie Yongji
2021-07-13 8:46 ` Xie Yongji [this message]
2021-07-13 8:46 ` [PATCH v9 13/17] vdpa: factor out vhost_vdpa_pa_map() and vhost_vdpa_pa_unmap() Xie Yongji
2021-07-13 11:31 ` Dan Carpenter
2021-07-14 2:14 ` Jason Wang
2021-07-14 8:05 ` Dan Carpenter
2021-07-14 9:41 ` Jason Wang
2021-07-14 9:57 ` Dan Carpenter
2021-07-15 2:20 ` Jason Wang
2021-07-14 5:24 ` Yongji Xie
2021-07-13 8:46 ` [PATCH v9 14/17] vdpa: Support transferring virtual addressing during DMA mapping Xie Yongji
2021-07-13 8:46 ` [PATCH v9 15/17] vduse: Implement an MMU-based IOMMU driver Xie Yongji
2021-07-13 8:46 ` [PATCH v9 16/17] vduse: Introduce VDUSE - vDPA Device in Userspace Xie Yongji
2021-07-13 13:27 ` Dan Carpenter
2021-07-14 2:54 ` Jason Wang
2021-07-14 5:45 ` Yongji Xie
2021-07-14 5:45 ` Jason Wang
2021-07-14 5:54 ` Michael S. Tsirkin
2021-07-14 6:02 ` Jason Wang
2021-07-14 6:47 ` Greg KH
2021-07-14 8:56 ` Jason Wang
2021-07-14 6:49 ` Yongji Xie
2021-07-14 9:12 ` Jason Wang
2021-07-15 4:03 ` Yongji Xie
2021-07-15 5:00 ` Jason Wang
2021-07-13 8:46 ` [PATCH v9 17/17] Documentation: Add documentation for VDUSE Xie Yongji
2021-07-15 5:18 ` Jason Wang
2021-07-15 7:27 ` Yongji Xie
2021-12-15 10:10 ` [PATCH v9 00/17] Introduce VDUSE - vDPA Device in Userspace Liuxiangdong
2021-12-16 3:14 ` Yongji Xie
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