From: christoffer.dall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/3] Support userspace irqchip with arch timers
Date: Fri, 30 Sep 2016 17:43:35 +0200 [thread overview]
Message-ID: <20160930154335.GB7996@cbox> (raw)
In-Reply-To: <3e85d538-2539-f190-0d17-a2ecfe7b48ce@suse.de>
On Fri, Sep 30, 2016 at 05:38:11PM +0200, Alexander Graf wrote:
>
>
> 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.
>
Yeah, that looked really dodgy. Have you tested it? :)
-Christoffer
next prev parent reply other threads:[~2016-09-30 15:43 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
2016-09-30 15:43 ` Christoffer Dall [this message]
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160930154335.GB7996@cbox \
--to=christoffer.dall@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).