linux-kernel - Re: [patch 12/41] x86/mce: Remove duplicated tracing interrupt code

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Message-ID: <alpine.DEB.2.20.1708251812400.1883@nanos>
Date:   Fri, 25 Aug 2017 18:13:31 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Steven Rostedt <rostedt@...dmis.org>
cc:     LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>, Peter Anvin <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        Borislav Petkov <bp@...en8.de>
Subject: Re: [patch 12/41] x86/mce: Remove duplicated tracing interrupt
 code

On Fri, 25 Aug 2017, Steven Rostedt wrote:
> On Fri, 25 Aug 2017 12:31:15 +0200
> Thomas Gleixner <tglx@...utronix.de> wrote:
> >  	trace_deferred_error_apic_entry(DEFERRED_ERROR_VECTOR);
> > -	__smp_deferred_error_interrupt();
> > +	inc_irq_stat(irq_deferred_error_count);
> 
> Here we do the inc_irq_stat() after the tracepoint (same as the
> original).
> >  	entering_irq();
> > +	inc_irq_stat(irq_thermal_count);
> >  	trace_thermal_apic_entry(THERMAL_APIC_VECTOR);
> 
> Here we do the inc_irq_stat() after the tracepoint (swapped from the
> original). Was that intentional?

No. Not that it matters at all, but I can make it consistent everywhere.