From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Andrew Jones <drjones@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
bijan.mottahedeh@oracle.com, Marc Zyngier <maz@kernel.org>,
Richard Henderson <richard.henderson@linaro.org>,
QEMU Developers <qemu-devel@nongnu.org>,
qemu-arm <qemu-arm@nongnu.org>,
guoheyi@huawei.com, msys.mizuma@gmail.com
Subject: Re: [RFC PATCH v2 5/5] target/arm/cpu: Add the kvm-no-adjvtime CPU property
Date: Thu, 6 Feb 2020 23:46:49 +0100 [thread overview]
Message-ID: <2522956e-5dae-3ebc-76d2-010a918e0d19@redhat.com> (raw)
In-Reply-To: <20200206124047.o4sy52jgbkqeravd@kamzik.brq.redhat.com>
On 2/6/20 1:40 PM, Andrew Jones wrote:
> On Thu, Feb 06, 2020 at 01:08:53PM +0100, Philippe Mathieu-Daudé wrote:
> ...
>>> +/* KVM VCPU properties should be prefixed with "kvm-". */
>>> +void kvm_arm_add_vcpu_properties(Object *obj)
>>> +{
>>> + if (!kvm_enabled()) {
>>
>> This can't happen, right? Can we turn that into an assertion, or
>> remove the check?
>
> You're right. An assert would be more appropriate. Will you send a patch?
Apparently this can be called with KVM_CONFIG && !kvm_enabled():
See kvm_arm_set_cpu_features_from_host()
{
if (!arm_host_cpu_features.dtb_compatible) {
if (!kvm_enabled() ||
!kvm_arm_get_host_cpu_features(&arm_host_cpu_features)) {
/* We can't report this error yet, so flag that we need to
* in arm_cpu_realizefn().
*/
I won't modify your patch (until I have a better understanding of
TYPE_ARM_HOST_CPU).
next prev parent reply other threads:[~2020-02-06 22:48 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-12 17:33 [RFC PATCH v2 0/5] target/arm/kvm: Adjust virtual time Andrew Jones
2019-12-12 17:33 ` [RFC PATCH v2 1/5] hw: add compat machines for 5.0 Andrew Jones
2019-12-12 18:27 ` David Hildenbrand
2019-12-12 19:24 ` Eduardo Habkost
2019-12-13 7:10 ` Andrew Jones
2019-12-13 5:00 ` David Gibson
2019-12-12 17:33 ` [RFC PATCH v2 2/5] target/arm/kvm64: kvm64 cpus have timer registers Andrew Jones
2019-12-12 17:33 ` [RFC PATCH v2 3/5] target/arm/kvm: Implement virtual time adjustment Andrew Jones
2019-12-16 15:14 ` Peter Maydell
2019-12-16 15:40 ` Peter Maydell
2019-12-16 16:43 ` Andrew Jones
2019-12-16 18:06 ` Peter Maydell
2019-12-19 14:30 ` Andrew Jones
2020-01-20 9:40 ` Andrew Jones
2019-12-16 16:36 ` Andrew Jones
2019-12-12 17:33 ` [RFC PATCH v2 4/5] tests/arm-cpu-features: Check feature default values Andrew Jones
2019-12-12 17:33 ` [RFC PATCH v2 5/5] target/arm/cpu: Add the kvm-no-adjvtime CPU property Andrew Jones
2019-12-16 15:06 ` Peter Maydell
2019-12-16 16:52 ` Andrew Jones
2019-12-16 16:57 ` Peter Maydell
2020-01-20 10:31 ` Andrew Jones
2020-02-06 12:08 ` Philippe Mathieu-Daudé
2020-02-06 12:40 ` Andrew Jones
2020-02-06 22:46 ` Philippe Mathieu-Daudé [this message]
2020-02-07 7:37 ` Andrew Jones
2019-12-16 15:33 ` [RFC PATCH v2 0/5] target/arm/kvm: Adjust virtual time Peter Maydell
2019-12-16 15:44 ` Peter Maydell
2020-01-20 13:45 ` Andrew Jones
2019-12-16 16:18 ` Marc Zyngier
2019-12-16 16:59 ` Andrew Jones
2019-12-16 17:05 ` Marc Zyngier
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