From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: Krish Sadhukhan <krish.sadhukhan@oracle.com>
Cc: thuth@redhat.com, drjones@redhat.com, wei.huang2@amd.com,
Eric Auger <eric.auger@redhat.com>,
eric.auger.pro@gmail.com, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, pbonzini@redhat.com
Subject: Re: [PATCH v4 2/3] selftests: KVM: AMD Nested test infrastructure
Date: Fri, 07 Feb 2020 10:16:34 +0100 [thread overview]
Message-ID: <87blqag3kd.fsf@vitty.brq.redhat.com> (raw)
In-Reply-To: <92106709-10ff-44d3-1fe8-2c77c010913f@oracle.com>
Krish Sadhukhan <krish.sadhukhan@oracle.com> writes:
...
> + asm volatile (
>> + "vmload\n\t"
> Don't we need to set %rax before calling vmload ?
>
No, because it is already there
...
>> + : : [vmcb] "r" (vmcb), [vmcb_gpa] "a" (vmcb_gpa)
"a" constraint in input operands does the job.
--
Vitaly
next prev parent reply other threads:[~2020-02-07 9:16 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-06 10:47 [PATCH v4 0/3] selftests: KVM: AMD Nested SVM test infrastructure Eric Auger
2020-02-06 10:47 ` [PATCH v4 1/3] selftests: KVM: Replace get_gdt/idt_base() by get_gdt/idt() Eric Auger
2020-02-06 17:13 ` Wei Huang
2020-02-06 19:17 ` Krish Sadhukhan
2020-02-06 10:47 ` [PATCH v4 2/3] selftests: KVM: AMD Nested test infrastructure Eric Auger
2020-02-06 12:20 ` Vitaly Kuznetsov
2020-02-06 12:27 ` Auger Eric
2020-02-06 22:57 ` Krish Sadhukhan
2020-02-07 9:16 ` Vitaly Kuznetsov [this message]
2020-02-07 14:16 ` Auger Eric
2020-02-12 11:38 ` Paolo Bonzini
2020-02-06 10:47 ` [PATCH v4 3/3] selftests: KVM: SVM: Add vmcall test Eric Auger
2020-02-06 17:39 ` Wei Huang
2020-02-06 19:08 ` Krish Sadhukhan
2020-02-07 10:05 ` Auger Eric
2020-02-07 10:15 ` Auger Eric
2020-02-12 11:43 ` Paolo Bonzini
2020-02-06 22:46 ` Krish Sadhukhan
2020-02-07 14:06 ` Auger Eric
2020-02-12 11:45 ` Paolo Bonzini
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