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

From: Joerg Roedel
Date: Fri Jun 05 2015 - 10:12:59 EST


From: Joerg Roedel <jroedel@xxxxxxx>

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

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

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;
--
1.9.1

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