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Message-ID: <20140306103158.GJ9987@twins.programming.kicks-ass.net> Date: Thu, 6 Mar 2014 11:31:58 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Tony Lu <zlu@...era.com> Cc: Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...stprotocols.net>, Chris Metcalf <cmetcalf@...era.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH 1/4] tile: Add support for handling PMC hardware On Thu, Mar 06, 2014 at 10:12:54AM +0000, Tony Lu wrote: > >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. Yeah, it does work; I have a note somewhere there's a race without it, but I lost the relevant details. I should probably try and reconstruct and either fix or at least comment :/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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