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author | Jacob Pan <jacob.jun.pan@linux.intel.com> | 2024-04-11 06:07:43 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-17 12:23:35 +0300 |
commit | 2d7fd430a11fde3669d0afb65c5824672434b440 (patch) | |
tree | 8eb5f140337e51137f443139be97e102e94151a6 | |
parent | b5e3929475797abbe2a8e4a1895eef82df609d04 (diff) | |
download | linux-2d7fd430a11fde3669d0afb65c5824672434b440.tar.xz |
iommu/vt-d: Allocate local memory for page request queue
[ Upstream commit a34f3e20ddff02c4f12df2c0635367394e64c63d ]
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 <jacob.jun.pan@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20240403214007.985600-1-jacob.jun.pan@linux.intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | drivers/iommu/intel/svm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index ec47ec81f0ec..4d269df0082f 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -67,7 +67,7 @@ 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); |