Subject: [PATCH v2 08/21] arm64: KVM: Implement debug save/restore

From: [email-masked] (Marc Zyngier)
Date: Tue, 01 Dec 2015 13:34:47 +0000

On 01/12/15 13:19, Alex Benn?e wrote:
> 
> Marc Zyngier <[email-masked]> writes:
> 
>> On 01/12/15 12:56, Christoffer Dall wrote:
>>> On Fri, Nov 27, 2015 at 06:50:02PM +0000, Marc Zyngier wrote:
>>>> Implement the debug save restore as a direct translation of
>>>> the assembly code version.
>>>>
>>>> Signed-off-by: Marc Zyngier <[email-masked]>
>>>> ---
>>>>  arch/arm64/kvm/hyp/Makefile   |   1 +
>>>>  arch/arm64/kvm/hyp/debug-sr.c | 130 ++++++++++++++++++++++++++++++++++++++++++
>>>>  arch/arm64/kvm/hyp/hyp.h      |   9 +++
>>>>  3 files changed, 140 insertions(+)
>>>>  create mode 100644 arch/arm64/kvm/hyp/debug-sr.c
> <snip>
>>>> +void __hyp_text __debug_cond_save_host_state(struct kvm_vcpu *vcpu)
>>>> +{
>>>> +	if ((vcpu->arch.ctxt.sys_regs[MDSCR_EL1] & DBG_MDSCR_KDE) ||
>>>> +	    (vcpu->arch.ctxt.sys_regs[MDSCR_EL1] & DBG_MDSCR_KDE))
> 
> I've just noticed I'm seeing double here. Did a DBG_MDSCR_MDE can
> transliterated here?

Quite probably! Guess there is a small hole in your test suite! ;-)

Thanks for noticing this.

	M.
-- 
Jazz is not dead. It just smells funny...