Re: [Resend RFC PATCH V2 06/12] HV/Vmbus: Add SNP support for VMbus channel initiate message

2021-04-15 Thread Konrad Rzeszutek Wilk
On Wed, Apr 14, 2021 at 10:49:39AM -0400, Tianyu Lan wrote: > From: Tianyu Lan > > The physical address of monitor pages in the CHANNELMSG_INITIATE_CONTACT > msg should be in the extra address space for SNP support and these What is this 'extra address space'? Is that just normal virtual

[Resend RFC PATCH V2 06/12] HV/Vmbus: Add SNP support for VMbus channel initiate message

2021-04-14 Thread Tianyu Lan
From: Tianyu Lan The physical address of monitor pages in the CHANNELMSG_INITIATE_CONTACT msg should be in the extra address space for SNP support and these pages also should be accessed via the extra address space inside Linux guest and remap the extra address by ioremap function.