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Date: Mon, 14 Dec 2015 21:00:41 +1100 From: Michael Ellerman <mpe@...erman.id.au> To: Steven Rostedt <rostedt@...dmis.org>, Benjamin Herrenschmidt <benh@...nel.crashing.org> Cc: Denis Kirjanov <kda@...ux-powerpc.org>, linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/2] powerpc: tracing: don't trace hcalls on offline CPUs On Mon, 2015-12-07 at 16:33 -0500, Steven Rostedt wrote: > On Tue, 08 Dec 2015 08:02:15 +1100 > Benjamin Herrenschmidt <benh@...nel.crashing.org> wrote: > > On Mon, 2015-12-07 at 15:52 -0500, Steven Rostedt wrote: > > > > + TP_CONDITION(cpu_online(smp_processor_id())), > > > > + > > > > This should probably be some kind of __raw version though, hcalls can > > be called in contexts where the debug stuff in smp_processor_id() isn't > > safe (or preempt enabled). > > > > OK, then that needs to be updated. Denis, please respin with raw_smp_processor_id(). cheers -- 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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