[RFC,v2,0/2] kvm/arm64: Try stage2 block mapping for host device MMIO

Message

zhukeqian March 16, 2021, 1:43 p.m. UTC

Hi all,

We have two pathes to build stage2 mapping for MMIO regions.

Create time's path and stage2 fault path.

Patch#1 removes the creation time's mapping of MMIO regions
Patch#2 tries stage2 block mapping for host device MMIO at fault path

Thanks,
Keqian

Keqian Zhu (2):
  kvm/arm64: Remove the creation time's mapping of MMIO regions
  kvm/arm64: Try stage2 block mapping for host device MMIO

 arch/arm64/kvm/mmu.c | 80 +++++++++++++++++++++++---------------------
 1 file changed, 41 insertions(+), 39 deletions(-)

Comments

zhukeqian March 31, 2021, 9:13 a.m. UTC | #1

Kind ping...

On 2021/3/16 21:43, Keqian Zhu wrote:
> Hi all,
> 
> We have two pathes to build stage2 mapping for MMIO regions.
> 
> Create time's path and stage2 fault path.
> 
> Patch#1 removes the creation time's mapping of MMIO regions
> Patch#2 tries stage2 block mapping for host device MMIO at fault path
> 
> Thanks,
> Keqian
> 
> Keqian Zhu (2):
>   kvm/arm64: Remove the creation time's mapping of MMIO regions
>   kvm/arm64: Try stage2 block mapping for host device MMIO
> 
>  arch/arm64/kvm/mmu.c | 80 +++++++++++++++++++++++---------------------
>  1 file changed, 41 insertions(+), 39 deletions(-)
>