Messages in this thread | | | Subject | Re: [PATCH v2 1/1] iommu/vt-d: Add Kconfig option to enable/disable scalable mode | From | Lu Baolu <> | Date | Tue, 12 Nov 2019 13:48:12 +0800 |
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Hi,
On 11/11/19 10:05 PM, Qian Cai wrote: > > >> On Nov 11, 2019, at 12:23 AM, Lu Baolu <baolu.lu@linux.intel.com> wrote: >> >> The scalable mode is defined in VT-d 3.0. The scalable mode capability >> could be checked by reading /sys/devices/virtual/iommu/dmar*/intel- >> iommu/ecap. It's currently not friendly for reading. You need to decode >> it according to the spec. > > This looks like some perfect information to put in the Kconfig description. >
Okay. Will add it in the next version.
Best regards, baolu
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