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* [PATCH] intel-iommu: fix up comment
@ 2016-03-23 18:34 Michael S. Tsirkin
  2016-04-05  8:38 ` Michael S. Tsirkin
  2016-04-05 15:01 ` Joerg Roedel
  0 siblings, 2 replies; 3+ messages in thread
From: Michael S. Tsirkin @ 2016-03-23 18:34 UTC (permalink / raw)
  To: linux-kernel
  Cc: Jiang Liu, Alex Williamson, David Woodhouse, Joerg Roedel, iommu

dma_pte_free_pagetable no longer depends on
last level ptes being clear, it clears them itself.
Fix up the comment to match.

Cc: Jiang Liu <jiang.liu@linux.intel.com>
Suggested-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 drivers/iommu/intel-iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index a2e1b7f..0100553 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1143,7 +1143,7 @@ next:
 	} while (!first_pte_in_page(++pte) && pfn <= last_pfn);
 }
 
-/* free page table pages. last level pte should already be cleared */
+/* clear last level (leaf) ptes and free page table pages. */
 static void dma_pte_free_pagetable(struct dmar_domain *domain,
 				   unsigned long start_pfn,
 				   unsigned long last_pfn)
-- 
MST

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] intel-iommu: fix up comment
  2016-03-23 18:34 [PATCH] intel-iommu: fix up comment Michael S. Tsirkin
@ 2016-04-05  8:38 ` Michael S. Tsirkin
  2016-04-05 15:01 ` Joerg Roedel
  1 sibling, 0 replies; 3+ messages in thread
From: Michael S. Tsirkin @ 2016-04-05  8:38 UTC (permalink / raw)
  To: linux-kernel
  Cc: Jiang Liu, Alex Williamson, David Woodhouse, Joerg Roedel, iommu

On Wed, Mar 23, 2016 at 08:34:19PM +0200, Michael S. Tsirkin wrote:
> dma_pte_free_pagetable no longer depends on
> last level ptes being clear, it clears them itself.
> Fix up the comment to match.
> 
> Cc: Jiang Liu <jiang.liu@linux.intel.com>
> Suggested-by: Alex Williamson <alex.williamson@redhat.com>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

Anyone?

> ---
>  drivers/iommu/intel-iommu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
> index a2e1b7f..0100553 100644
> --- a/drivers/iommu/intel-iommu.c
> +++ b/drivers/iommu/intel-iommu.c
> @@ -1143,7 +1143,7 @@ next:
>  	} while (!first_pte_in_page(++pte) && pfn <= last_pfn);
>  }
>  
> -/* free page table pages. last level pte should already be cleared */
> +/* clear last level (leaf) ptes and free page table pages. */
>  static void dma_pte_free_pagetable(struct dmar_domain *domain,
>  				   unsigned long start_pfn,
>  				   unsigned long last_pfn)
> -- 
> MST

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] intel-iommu: fix up comment
  2016-03-23 18:34 [PATCH] intel-iommu: fix up comment Michael S. Tsirkin
  2016-04-05  8:38 ` Michael S. Tsirkin
@ 2016-04-05 15:01 ` Joerg Roedel
  1 sibling, 0 replies; 3+ messages in thread
From: Joerg Roedel @ 2016-04-05 15:01 UTC (permalink / raw)
  To: Michael S. Tsirkin
  Cc: linux-kernel, Jiang Liu, Alex Williamson, David Woodhouse, iommu

On Wed, Mar 23, 2016 at 08:34:19PM +0200, Michael S. Tsirkin wrote:
> dma_pte_free_pagetable no longer depends on
> last level ptes being clear, it clears them itself.
> Fix up the comment to match.
> 
> Cc: Jiang Liu <jiang.liu@linux.intel.com>
> Suggested-by: Alex Williamson <alex.williamson@redhat.com>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
>  drivers/iommu/intel-iommu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied. I changed the subject to:

	x86/vt-d: Fix comment for dma_pte_free_pagetable()

Please use similar format for iommu-patches in the future.


Thanks,

	Joerg

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2016-04-05 15:01 UTC | newest]

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2016-03-23 18:34 [PATCH] intel-iommu: fix up comment Michael S. Tsirkin
2016-04-05  8:38 ` Michael S. Tsirkin
2016-04-05 15:01 ` Joerg Roedel

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