Hi,
On 2021-06-19 03:39, Doug Anderson wrote:
Hi,
On Thu, Jun 17, 2021 at 7:51 PM Sai Prakash Ranjan
wrote:
Currently for iommu_unmap() of large scatter-gather list with page
size
elements, the majority of time is spent in flushing of partial walks
in
__arm_lpae_unmap() which is a VA
On 2021/6/18 19:34, John Garry wrote:
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 60b1ec42e73b..ff221d3ddcbc 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -349,10 +349,9 @@ static int __init iommu_dma_setup(char *str)
}
early_param("iommu.strict",
Chanho Park wrote on Mon, Jun 21, 2021 at 11:55:22AM +0900:
> Sure. No problem. But, the patch was already stacked on Konrad's tree
> and linux-next as well.
>
>
+ Bumyong who is the original author of the patch.
Hi Dominique,
> Thanks!
> (a bit late, but added Chanho Park in Cc...)
>
> I can confirm it also works for our caam problem, as Horia said.
>
> I've also come to term with the use of swiotlb_align_offset() through
> testing, or rather many
Jianxiong Gao wrote on Fri, Jun 18, 2021 at 11:01:59AM -0700:
> > Jianxiong Gao, before spending more time on this, could you also try
> > Chanho Park's patch?
> > https://lore.kernel.org/linux-iommu/20210510091816.ga2...@lst.de/T/#m0d0df6490350a08dcc24c9086c8edc165b402d6f
> >
> I have tested