Re: [PATCH v4 1/2] arm64: kvm: Save/restore MTE registers

2020-11-19 Thread Steven Price
On 18/11/2020 17:02, Catalin Marinas wrote: On Wed, Nov 18, 2020 at 04:01:18PM +, Steven Price wrote: On 17/11/2020 19:20, Marc Zyngier wrote: On 2020-10-26 15:57, Steven Price wrote: diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index

Re: [PATCH v4 1/2] arm64: kvm: Save/restore MTE registers

2020-11-18 Thread Catalin Marinas
On Wed, Nov 18, 2020 at 04:01:18PM +, Steven Price wrote: > On 17/11/2020 19:20, Marc Zyngier wrote: > > On 2020-10-26 15:57, Steven Price wrote: > > > diff --git a/arch/arm64/include/asm/sysreg.h > > > b/arch/arm64/include/asm/sysreg.h > > > index d52c1b3ce589..7727df0bc09d 100644 > > > ---

Re: [PATCH v4 1/2] arm64: kvm: Save/restore MTE registers

2020-11-18 Thread Steven Price
On 17/11/2020 19:20, Marc Zyngier wrote: Hi Steven, Hi Marc These patches unfortunately don't apply to -rc4 anymore, as we repainted quite a bit while working on fixes. I'd be grateful if you could rebase them. No problem - the changes look relatively minor. A few other things though:

Re: [PATCH v4 1/2] arm64: kvm: Save/restore MTE registers

2020-11-17 Thread Marc Zyngier
Hi Steven, These patches unfortunately don't apply to -rc4 anymore, as we repainted quite a bit while working on fixes. I'd be grateful if you could rebase them. A few other things though: On 2020-10-26 15:57, Steven Price wrote: Define the new system registers that MTE introduces and

[PATCH v4 1/2] arm64: kvm: Save/restore MTE registers

2020-10-26 Thread Steven Price
Define the new system registers that MTE introduces and context switch them. The MTE feature is still hidden from the ID register as it isn't supported in a VM yet. Signed-off-by: Steven Price Reviewed-by: Andrew Jones --- arch/arm64/include/asm/kvm_host.h | 4