Messages in this thread | | | From | Tony Lu <> | Subject | RE: [PATCH 1/4] tile: Add support for handling PMC hardware | Date | Thu, 6 Mar 2014 10:12:54 +0000 |
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>-----Original Message----- >From: Peter Zijlstra [mailto:peterz@infradead.org] >Sent: Thursday, March 06, 2014 5:11 PM >To: Tony Lu >Cc: Paul Mackerras; Ingo Molnar; Arnaldo Carvalho de Melo; Chris Metcalf; >linux-kernel@vger.kernel.org >Subject: Re: [PATCH 1/4] tile: Add support for handling PMC hardware > >On Thu, Mar 06, 2014 at 06:13:48AM +0000, Tony Lu wrote: > >The changelogs are all very sparse. But in general the stuff looks to >have the right shape. > >It looks like you do software NMIs with interrupt priority levels; which >is a perfectly fine way, other archs do the same. > >One thing I didn't spot is a tile irq_work implementation; perf likes to >have one.
We do not have tile irq_work for now. It seems like perf works fine even without the arch irq_work. Anyway, we will investigate it, and submit it as a separate patch when it gets ready.
Thanks -Tony
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