iommu/vt-d: Convert allocations to GFP_KERNEL

No reason anymore to do GFP_ATOMIC allocations which are not harmful
in the normal bootup case, but matter in the physical hotplug
scenario.

Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Borislav Petkov <[email protected]>
Acked-and-tested-by: Joerg Roedel <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: [email protected]
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Jiang Liu <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>

diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 2360cb6a8896a258d79518c29caba9b2e001ce1f..1e7e093277533a8637582e0285ae452cf5751364 100644 (file)
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -481,11 +481,11 @@ static int intel_setup_irq_remapping(struct intel_iommu *iommu)
        if (iommu->ir_table)
                return 0;
 
-       ir_table = kzalloc(sizeof(struct ir_table), GFP_ATOMIC);
+       ir_table = kzalloc(sizeof(struct ir_table), GFP_KERNEL);
        if (!ir_table)
                return -ENOMEM;
 
-       pages = alloc_pages_node(iommu->node, GFP_ATOMIC | __GFP_ZERO,
+       pages = alloc_pages_node(iommu->node, GFP_KERNEL | __GFP_ZERO,
                                 INTR_REMAP_PAGE_ORDER);
 
        if (!pages) {