Re: [PATCH v11 02/10] iommu/vt-d: Items required for kdump

2015-05-13 Thread Dave Young
On 05/13/15 at 09:45am, Li, ZhenHua wrote: > On 05/12/2015 04:17 PM, Dave Young wrote: > >On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote: > >>Add context entry functions needed for kdump. > >>+/* > >>+ * Fix Crashdump failure caused by leftover DMA through a hardware IOMMU > >>+ * > >>+ * Fixes the cra

Re: [PATCH v11 02/10] iommu/vt-d: Items required for kdump

2015-05-12 Thread Alexander Duyck
On 05/12/2015 06:45 PM, Li, ZhenHua wrote: On 05/12/2015 04:17 PM, Dave Young wrote: On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote: Add context entry functions needed for kdump. +/* + * Fix Crashdump failure caused by leftover DMA through a hardware IOMMU + * + * Fixes the crashdump kernel to deal

Re: [PATCH v11 02/10] iommu/vt-d: Items required for kdump

2015-05-12 Thread Li, ZhenHua
On 05/12/2015 04:17 PM, Dave Young wrote: On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote: Add context entry functions needed for kdump. +/* + * Fix Crashdump failure caused by leftover DMA through a hardware IOMMU + * + * Fixes the crashdump kernel to deal with an active iommu and legacy + * DMA fro

Re: [PATCH v11 02/10] iommu/vt-d: Items required for kdump

2015-05-12 Thread Dave Young
On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote: > Add context entry functions needed for kdump. > > Bill Sumner: > Original version; > > Li, Zhenhua: > Changed the name of new functions, make them consistent with current > context get/set functions. > Remove the structure dve which is

[PATCH v11 02/10] iommu/vt-d: Items required for kdump

2015-05-11 Thread Li, Zhen-Hua
Add context entry functions needed for kdump. Bill Sumner: Original version; Li, Zhenhua: Changed the name of new functions, make them consistent with current context get/set functions. Remove the structure dve which is not used in new version. Signed-off-by: Bill Sumner Signed-