On 10/26/20 7:53 PM, Marc Zyngier wrote:
On 2020-10-25 22:23, Gavin Shan wrote:
Hi Marc,
On 10/25/20 8:52 PM, Marc Zyngier wrote:
On Sun, 25 Oct 2020 01:27:37 +0100,
Gavin Shan wrote:
The 52-bits physical address is disabled until CONFIG_ARM64_PA_BITS_52
is chosen. This uses option for
On 2020-10-25 22:23, Gavin Shan wrote:
Hi Marc,
On 10/25/20 8:52 PM, Marc Zyngier wrote:
On Sun, 25 Oct 2020 01:27:37 +0100,
Gavin Shan wrote:
The 52-bits physical address is disabled until
CONFIG_ARM64_PA_BITS_52
is chosen. This uses option for that check, to avoid the
unconditional
On Mon, Oct 26, 2020 at 09:23:31AM +1100, Gavin Shan wrote:
> On 10/25/20 8:52 PM, Marc Zyngier wrote:
> > On Sun, 25 Oct 2020 01:27:37 +0100,
> > Gavin Shan wrote:
> > >
> > > The 52-bits physical address is disabled until CONFIG_ARM64_PA_BITS_52
> > > is chosen. This uses option for that
Hi Marc,
On 10/25/20 8:52 PM, Marc Zyngier wrote:
On Sun, 25 Oct 2020 01:27:37 +0100,
Gavin Shan wrote:
The 52-bits physical address is disabled until CONFIG_ARM64_PA_BITS_52
is chosen. This uses option for that check, to avoid the unconditional
check on PAGE_SHIFT in the hot path and thus
On Sun, 25 Oct 2020 01:27:37 +0100,
Gavin Shan wrote:
>
> The 52-bits physical address is disabled until CONFIG_ARM64_PA_BITS_52
> is chosen. This uses option for that check, to avoid the unconditional
> check on PAGE_SHIFT in the hot path and thus save some CPU cycles.
PAGE_SHIFT is known at
The 52-bits physical address is disabled until CONFIG_ARM64_PA_BITS_52
is chosen. This uses option for that check, to avoid the unconditional
check on PAGE_SHIFT in the hot path and thus save some CPU cycles.
Signed-off-by: Gavin Shan
---
arch/arm64/kvm/hyp/pgtable.c | 10 ++
1 file
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