From: Alexander Graf <agraf@suse.de>
To: Christoffer Dall <christoffer.dall@linaro.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>,
Paolo Bonzini <pbonzini@redhat.com>,
kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/3] Support userspace irqchip with arch timers
Date: Fri, 30 Sep 2016 17:38:11 +0200 [thread overview]
Message-ID: <3e85d538-2539-f190-0d17-a2ecfe7b48ce@suse.de> (raw)
In-Reply-To: <de375a6e-095c-a17a-0db7-876a5619df42@suse.de>
On 30.09.16 16:54, Alexander Graf wrote:
>
>
> On 27.09.16 21:08, Christoffer Dall wrote:
>> Hi Alex,
>>
>> Marc and I have been looking at this during Linaro connect and have
>> slightly reworked your patch into this small series.
>>
>> It would be good if you could have a look at it and test it out.
>>
>> I've tested it with your QEMU, and it works for UP, but secondary CPUs
>> fail to come up, and it looks like the kernel never gets an IPI for
>> those CPUs from userspace. Any chance you're willing to take a look at
>> that?
>
> I still need to see whether I can come up with a prettier solution, but
> for now this works:
>
> diff --git a/target-i386/kvm.c b/target-i386/kvm.c
Eh, no, not in i386 code :). But the problem seems to be a missing
mpstate sync.
Alex
next prev parent reply other threads:[~2016-09-30 15:38 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-27 19:08 [PATCH 0/3] Support userspace irqchip with arch timers Christoffer Dall
2016-09-27 19:08 ` [PATCH 1/3] KVM: arm/arm64: Cleanup the arch timer code's irqchip checking Christoffer Dall
2016-09-27 19:08 ` [PATCH 2/3] KVM: arm/arm64: Add ARM arch timer interrupts ABI Christoffer Dall
2016-11-01 11:26 ` Peter Maydell
2016-11-01 14:50 ` Christoffer Dall
2016-11-01 14:54 ` Peter Maydell
2016-11-01 15:32 ` Christoffer Dall
2016-11-01 16:56 ` Marc Zyngier
2016-09-27 19:08 ` [PATCH 3/3] KVM: arm/arm64: Support arch timers with a userspace gic Christoffer Dall
2016-09-29 15:11 ` [PATCH 0/3] Support userspace irqchip with arch timers Alexander Graf
2016-09-30 14:54 ` Alexander Graf
2016-09-30 15:38 ` Alexander Graf [this message]
2016-09-30 15:43 ` Christoffer Dall
2016-09-30 15:55 ` Alexander Graf
2016-09-30 19:31 ` Alexander Graf
2016-10-28 14:38 ` Marc Zyngier
2016-10-28 15:52 ` Alexander Graf
2016-10-28 15:57 ` Marc Zyngier
2016-10-28 20:25 ` Alexander Graf
2016-10-29 13:19 ` Paolo Bonzini
2016-10-29 18:55 ` Alexander Graf
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