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[30/31] intel-iommu: handle page-less SG entries

Message ID 1439363150-8661-31-git-send-email-hch@lst.de (mailing list archive)
State Awaiting Upstream
Headers show

Commit Message

Christoph Hellwig Aug. 12, 2015, 7:05 a.m. UTC
Just remove a BUG_ON, the code handles them just fine as-is.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/iommu/intel-iommu.c | 1 -
 1 file changed, 1 deletion(-)

Comments

David Woodhouse Aug. 12, 2015, 9:51 a.m. UTC | #1
On Wed, 2015-08-12 at 09:05 +0200, Christoph Hellwig wrote:
> Just remove a BUG_ON, the code handles them just fine as-is.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Acked-by: David Woodhouse <David.Woodhouse@intel.com>
diff mbox

Patch

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 3541d65..ae10573 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -3622,7 +3622,6 @@  static int intel_nontranslate_map_sg(struct device *hddev,
 	struct scatterlist *sg;
 
 	for_each_sg(sglist, sg, nelems, i) {
-		BUG_ON(!sg_page(sg));
 		sg->dma_address = sg_phys(sg);
 		sg->dma_length = sg->length;
 	}