diff options
| author | Vasant Hegde <vasant.hegde@amd.com> | 2023-03-21 09:23:48 +0000 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-03-22 15:43:40 +0100 |
| commit | 4d4a0dbab2b998692f54fa6f7a9d2eb675110743 (patch) | |
| tree | b1629a7cf2e148e46cd6983ffb9d62e34e8b436d /drivers/iommu/amd/init.c | |
| parent | 0d571dcbe7c6d36dcfcb8e04a49cc01fe462d171 (diff) | |
iommu/amd: Allocate IOMMU irqs using numa locality info
Use numa information to allocate irq resources and also to set
irq affinity. This optimizes the IOMMU interrupt handling.
Reviewed-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Reviewed-by: Alexey Kardashevskiy <aik@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20230321092348.6127-3-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd/init.c')
| -rw-r--r-- | drivers/iommu/amd/init.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 19a46b9f7357..141eca29c951 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -2383,6 +2383,7 @@ static int iommu_setup_intcapxt(struct amd_iommu *iommu) struct irq_domain *domain; struct irq_alloc_info info; int irq, ret; + int node = dev_to_node(&iommu->dev->dev); domain = iommu_get_irqdomain(); if (!domain) @@ -2392,7 +2393,7 @@ static int iommu_setup_intcapxt(struct amd_iommu *iommu) info.type = X86_IRQ_ALLOC_TYPE_AMDVI; info.data = iommu; - irq = irq_domain_alloc_irqs(domain, 1, NUMA_NO_NODE, &info); + irq = irq_domain_alloc_irqs(domain, 1, node, &info); if (irq < 0) { irq_domain_remove(domain); return irq; |