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authorJacob Pan <[email protected]>2024-04-11 03:07:43 +0000
committerJoerg Roedel <[email protected]>2024-04-12 10:06:24 +0000
commita34f3e20ddff02c4f12df2c0635367394e64c63d (patch)
treed64c357800cc3f11e25d1baf3e0dc274da48ab7c /drivers/iommu/intel/svm.c
parentiommu/vt-d: Fix wrong use of pasid config (diff)
downloadkernel-a34f3e20ddff02c4f12df2c0635367394e64c63d.tar.gz
kernel-a34f3e20ddff02c4f12df2c0635367394e64c63d.zip
iommu/vt-d: Allocate local memory for page request queue
The page request queue is per IOMMU, its allocation should be made NUMA-aware for performance reasons. Fixes: a222a7f0bb6c ("iommu/vt-d: Implement page request handling") Signed-off-by: Jacob Pan <[email protected]> Reviewed-by: Kevin Tian <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Lu Baolu <[email protected]> Signed-off-by: Joerg Roedel <[email protected]>
Diffstat (limited to 'drivers/iommu/intel/svm.c')
-rw-r--r--drivers/iommu/intel/svm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index c1bed89b1026..ee3b469e2da1 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -66,7 +66,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu)
struct page *pages;
int irq, ret;
- pages = alloc_pages(GFP_KERNEL | __GFP_ZERO, PRQ_ORDER);
+ pages = alloc_pages_node(iommu->node, GFP_KERNEL | __GFP_ZERO, PRQ_ORDER);
if (!pages) {
pr_warn("IOMMU: %s: Failed to allocate page request queue\n",
iommu->name);