linux-kernel - Re: [patch 09/41] x86/irq: Get rid of duplicated trace_x86_platform

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Message-ID: <20170825114104.4d20d5bd@gandalf.local.home>
Date:   Fri, 25 Aug 2017 11:41:04 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Thomas Gleixner <tglx@...utronix.de>
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 09/41] x86/irq: Get rid of duplicated
 trace_x86_platform_ipi() code

On Fri, 25 Aug 2017 12:31:12 +0200
Thomas Gleixner <tglx@...utronix.de> wrote:

> Two NOP5 are really a good tradeoff vs. the unholy IDT switching mess,
> which duplicates code all over the place.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>

Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

-- Steve

> ---
>  arch/x86/include/asm/hw_irq.h |    2 +-
>  arch/x86/kernel/irq.c         |   25 +++++--------------------
>  2 files changed, 6 insertions(+), 21 deletions(-)
>