diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2023-01-23 16:35:54 -0400 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-01-25 11:52:00 +0100 |
| commit | 1369459b2e219a6f4c861404c4f195cd81dcbb40 (patch) | |
| tree | 6fcaf0e9691616113f7f10521e5d151ac8090f29 /drivers/vfio | |
| parent | b7bfaa761d760e72a969d116517eaa12e404c262 (diff) | |
| download | linux-1369459b2e219a6f4c861404c4f195cd81dcbb40.tar.gz | |
iommu: Add a gfp parameter to iommu_map()
The internal mechanisms support this, but instead of exposting the gfp to
the caller it wrappers it into iommu_map() and iommu_map_atomic()
Fix this instead of adding more variants for GFP_KERNEL_ACCOUNT.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/1-v3-76b587fe28df+6e3-iommu_map_gfp_jgg@nvidia.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/vfio')
| -rw-r--r-- | drivers/vfio/vfio_iommu_type1.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c index 23c24fe98c00d4..e14f86a8ef5258 100644 --- a/drivers/vfio/vfio_iommu_type1.c +++ b/drivers/vfio/vfio_iommu_type1.c @@ -1480,7 +1480,8 @@ static int vfio_iommu_map(struct vfio_iommu *iommu, dma_addr_t iova, list_for_each_entry(d, &iommu->domain_list, next) { ret = iommu_map(d->domain, iova, (phys_addr_t)pfn << PAGE_SHIFT, - npage << PAGE_SHIFT, prot | IOMMU_CACHE); + npage << PAGE_SHIFT, prot | IOMMU_CACHE, + GFP_KERNEL); if (ret) goto unwind; @@ -1777,8 +1778,8 @@ static int vfio_iommu_replay(struct vfio_iommu *iommu, size = npage << PAGE_SHIFT; } - ret = iommu_map(domain->domain, iova, phys, - size, dma->prot | IOMMU_CACHE); + ret = iommu_map(domain->domain, iova, phys, size, + dma->prot | IOMMU_CACHE, GFP_KERNEL); if (ret) { if (!dma->iommu_mapped) { vfio_unpin_pages_remote(dma, iova, @@ -1866,7 +1867,7 @@ static void vfio_test_domain_fgsp(struct vfio_domain *domain) return; ret = iommu_map(domain->domain, 0, page_to_phys(pages), PAGE_SIZE * 2, - IOMMU_READ | IOMMU_WRITE | IOMMU_CACHE); + IOMMU_READ | IOMMU_WRITE | IOMMU_CACHE, GFP_KERNEL); if (!ret) { size_t unmapped = iommu_unmap(domain->domain, 0, PAGE_SIZE); |