From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@web.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Marcelo Tosatti <mtosatti@redhat.com>,
KVM list <kvm@vger.kernel.org>
Subject: Re: [GIT PULL] KVM fixes for 3.5-rc6
Date: Mon, 16 Jul 2012 14:36:50 +0300 [thread overview]
Message-ID: <5003FCD2.80200@redhat.com> (raw)
In-Reply-To: <50016C44.5000607@web.de>
On 07/14/2012 03:55 PM, Jan Kiszka wrote:
>>> The only way we can avoid that, is that we get a hint from the
>>> underlying irq chip/ handler setup with an extra flag to tell the
>>> core, that it's safe to avoid the ONESHOT/finalize magic.
>>
>> So now it took a full month of ignorance to come up with the
>> mindboggling solution of working around the core change with a private
>> hack instead of sitting down and doing what was said to be the correct
>> solution.
>
> We sat down and tried to avoid the core problem of our use case: IRQ
> threading. That we now have to fall back to something else is
> unfortunate and was surely not planned.
>
> However, if you push your patch for 3.5, I'm sure Avi will happily drop
> the disliked workaround and replace it with ordinary IRQF_ONESHOT tagging.
Fine by me, of course, but is mucking around in the irq layer something
we want to do in -rc7?
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2012-07-16 11:37 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-12 11:55 [GIT PULL] KVM fixes for 3.5-rc6 Avi Kivity
2012-07-13 15:45 ` Linus Torvalds
2012-07-13 15:58 ` Linus Torvalds
2012-07-13 18:28 ` Thomas Gleixner
2012-07-13 18:53 ` Linus Torvalds
2012-07-13 19:02 ` Thomas Gleixner
2012-07-25 10:53 ` [tip:irq/urgent] genirq: Allow irq chips to mark themself oneshot safe tip-bot for Thomas Gleixner
2012-07-14 2:25 ` [GIT PULL] KVM fixes for 3.5-rc6 Thomas Gleixner
2012-07-14 7:00 ` Jan Kiszka
2012-07-14 11:16 ` Thomas Gleixner
2012-07-14 11:23 ` Jan Kiszka
2012-07-14 12:33 ` Thomas Gleixner
2012-07-14 12:55 ` Jan Kiszka
2012-07-16 11:36 ` Avi Kivity [this message]
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=5003FCD2.80200@redhat.com \
--to=avi@redhat.com \
--cc=jan.kiszka@web.de \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mtosatti@redhat.com \
--cc=tglx@linutronix.de \
--cc=torvalds@linux-foundation.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