From: Peter Zijlstra <peterz@infradead.org>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
Dave Jones <davej@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Russell King <linux@arm.linux.org.uk>,
Catalin Iacob <iacobcatalin@gmail.com>,
"Paul E . McKenney" <paulmck@linux.vnet.ibm.com>,
Will Deacon <will.deacon@arm.com>, Ingo Molnar <mingo@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH 0/8] nohz: Fix nohz kick irq work on tick v2
Date: Fri, 12 Sep 2014 21:00:57 +0200 [thread overview]
Message-ID: <20140912190057.GQ16043@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20140912180547.GB5824@lerouge>
On Fri, Sep 12, 2014 at 08:05:49PM +0200, Frederic Weisbecker wrote:
> > Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
>
> Intel? :-) Wow.
Yeah, moved about a month ago :-)
> Note, I fear I'll have to turn the static_cpu_has into cpu_has. The
> alternatives code which initialize all static_cpu_has() things
> is called from check_bugs() in start_kernel() which is way after
> IRQs are enabled for the 1st time. irq_work_tick() has many opportunities
> to run in between.
Ah well. It was worth a try I suppose.
prev parent reply other threads:[~2014-09-12 19:01 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-10 21:33 [PATCH 0/8] nohz: Fix nohz kick irq work on tick v2 Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 1/8] nohz: Move nohz full init call to tick init Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 2/8] irq_work: Introduce arch_irq_work_has_interrupt() Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 3/8] irq_work: Force raised irq work to run on irq work interrupt Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 4/8] x86: Tell irq work about self IPI support Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 5/8] arm: " Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 6/8] arm64: " Frederic Weisbecker
2014-09-11 9:00 ` Catalin Marinas
2014-09-13 16:47 ` Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 7/8] nohz: Consolidate nohz full init code Frederic Weisbecker
2014-09-10 21:33 ` [PATCH 8/8] nohz: nohz full depends on irq work self IPI support Frederic Weisbecker
2014-09-11 8:28 ` [PATCH 0/8] nohz: Fix nohz kick irq work on tick v2 Peter Zijlstra
2014-09-12 18:05 ` Frederic Weisbecker
2014-09-12 19:00 ` Peter Zijlstra [this message]
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