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[10/17] iommu/vt-d: Allocate irq remapping table bitmap with GFP_KERNEL

Message ID 1433513463-19128-11-git-send-email-joro@8bytes.org (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Joerg Roedel June 5, 2015, 2:10 p.m. UTC 
From: Joerg Roedel <jroedel@suse.de>

This function does not run in atomic context, so no reason
to do a GFP_ATOMIC allocation.

Tested-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 drivers/iommu/intel_irq_remapping.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 34667d5..d22518d 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -510,7 +510,7 @@  static int intel_setup_irq_remapping(struct intel_iommu *iommu)
 	}
 
 	bitmap = kcalloc(BITS_TO_LONGS(INTR_REMAP_TABLE_ENTRIES),
-			 sizeof(long), GFP_ATOMIC);
+			 sizeof(long), GFP_KERNEL | __GFP_ZERO);
 	if (bitmap == NULL) {
 		pr_err("Failed to allocate bitmap for IR[%d]\n", iommu->seq_id);
 		goto out_free_pages;