6.11-stable review patch. If anyone has any objections, please let me know.
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From: Jason Gunthorpe jgg@nvidia.com
[ Upstream commit b0a6c883bcd42eeb0850135e529b34b64d57673c ]
Domain allocation is always done under a sleepable context, the v1 path and other drivers use GFP_KERNEL already. Fix the v2 path to also use GFP_KERNEL.
Fixes: 0d571dcbe7c6 ("iommu/amd: Allocate page table using numa locality info") Reviewed-by: Vasant Hegde vasant.hegde@amd.com Signed-off-by: Jason Gunthorpe jgg@nvidia.com Link: https://lore.kernel.org/r/2-v2-831cdc4d00f3+1a315-amd_iopgtbl_jgg@nvidia.com Signed-off-by: Joerg Roedel jroedel@suse.de Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/iommu/amd/io_pgtable_v2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/amd/io_pgtable_v2.c b/drivers/iommu/amd/io_pgtable_v2.c index 664e91c88748e..6088822180e1e 100644 --- a/drivers/iommu/amd/io_pgtable_v2.c +++ b/drivers/iommu/amd/io_pgtable_v2.c @@ -362,7 +362,7 @@ static struct io_pgtable *v2_alloc_pgtable(struct io_pgtable_cfg *cfg, void *coo struct protection_domain *pdom = (struct protection_domain *)cookie; int ias = IOMMU_IN_ADDR_BIT_SIZE;
- pgtable->pgd = iommu_alloc_page_node(pdom->nid, GFP_ATOMIC); + pgtable->pgd = iommu_alloc_page_node(pdom->nid, GFP_KERNEL); if (!pgtable->pgd) return NULL;