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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

      reply	other threads:[~2012-07-16 11:36 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]

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