Re: [PATCH 2/4] iommu/vt-d: Enable write protect propagation from guest

Hi Kevin, On Sat, 20 Feb 2021 02:38:02 +, "Tian, Kevin" wrote: > > From: Jacob Pan > > Sent: Saturday, February 20, 2021 1:09 AM > > > > Hi Kevin, > > > > On Fri, 19 Feb 2021 06:19:04 +, "Tian, Kevin" > > wrote: > > > > > > From: Jacob Pan > > > > Sent: Friday, February 19, 2021

RE: [PATCH 2/4] iommu/vt-d: Enable write protect propagation from guest

> From: Jacob Pan > Sent: Saturday, February 20, 2021 1:09 AM > > Hi Kevin, > > On Fri, 19 Feb 2021 06:19:04 +, "Tian, Kevin" > wrote: > > > > From: Jacob Pan > > > Sent: Friday, February 19, 2021 5:31 AM > > > > > > Write protect bit, when set, inhibits supervisor writes to the read-only

Re: [PATCH 2/4] iommu/vt-d: Enable write protect propagation from guest

Hi Kevin, On Fri, 19 Feb 2021 06:19:04 +, "Tian, Kevin" wrote: > > From: Jacob Pan > > Sent: Friday, February 19, 2021 5:31 AM > > > > Write protect bit, when set, inhibits supervisor writes to the read-only > > pages. In guest supervisor shared virtual addressing (SVA), > > write-protect

RE: [PATCH 2/4] iommu/vt-d: Enable write protect propagation from guest

> From: Jacob Pan > Sent: Friday, February 19, 2021 5:31 AM > > Write protect bit, when set, inhibits supervisor writes to the read-only > pages. In guest supervisor shared virtual addressing (SVA), write-protect > should be honored upon guest bind supervisor PASID request. > > This patch extend