Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2024-12-29 17:22:07 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

vhost-vdpa: Use iommu_paging_domain_alloc()

Browse Source 
Replace iommu_domain_alloc() with iommu_paging_domain_alloc().

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20240610085555.88197-5-baolu.lu@linux.intel.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Lu Baolu 2024-06-10 16:55:38 +08:00 committed by Will Deacon
parent 60ffc45017
commit 9c159f6de1
1 changed files with 6 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/vhost/vdpa.c
View File

@ -1312,26 +1312,24 @@ static int vhost_vdpa_alloc_domain(struct vhost_vdpa *v)
struct vdpa_device *vdpa = v->vdpa;
const struct vdpa_config_ops *ops = vdpa->config;
struct device *dma_dev = vdpa_get_dma_dev(vdpa);
const struct bus_type *bus;
int ret;
/* Device want to do DMA by itself */
if (ops->set_map || ops->dma_map)
return 0;
bus = dma_dev->bus;
if (!bus)
return -EFAULT;
if (!device_iommu_capable(dma_dev, IOMMU_CAP_CACHE_COHERENCY)) {
dev_warn_once(&v->dev,
"Failed to allocate domain, device is not IOMMU cache coherent capable\n");
return -ENOTSUPP;
}
v->domain = iommu_domain_alloc(bus);
if (!v->domain)
return -EIO;
v->domain = iommu_paging_domain_alloc(dma_dev);
if (IS_ERR(v->domain)) {
ret = PTR_ERR(v->domain);
v->domain = NULL;
return ret;
}
ret = iommu_attach_device(v->domain, dma_dev);
if (ret)