[PATCH v3 08/10] iommu/intel: Use GFP_KERNEL in sleepable contexts

Jason Gunthorpe
2023-01-23T20:37:22Z

These contexts are sleepable, so use the proper annotation. The GFP_ATOMIC
was added mechanically in the prior patches.

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
drivers/iommu/intel/iommu.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index e95f7703ce7b83..a1a66798e1f06c 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -2372,7 +2372,7 @@ static int iommu_domain_identity_map(struct dmar_domain *domain,

return __domain_mapping(domain, first_vpfn,
first_vpfn, last_vpfn - first_vpfn + 1,
- DMA_PTE_READ|DMA_PTE_WRITE, GFP_ATOMIC);
+ DMA_PTE_READ|DMA_PTE_WRITE, GFP_KERNEL);
}

static int md_domain_init(struct dmar_domain *domain, int guest_width);
@@ -2680,7 +2680,7 @@ static int copy_context_table(struct intel_iommu *iommu,
if (!old_ce)
goto out;

- new_ce = alloc_pgtable_page(iommu->node, GFP_ATOMIC);
+ new_ce = alloc_pgtable_page(iommu->node, GFP_KERNEL);
if (!new_ce)
goto out_unmap;

--
2.39.0