linux-kernel - Re: [patch 1/8] x86/entry/64: Trace irqflags unconditionally on when returing to user space

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Message-ID: <ba43f7e4-14a9-66bb-dc36-8d28dac0ef0f@oracle.com>
Date:   Fri, 28 Feb 2020 09:58:39 +0100
From:   Alexandre Chartre <alexandre.chartre@...cle.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, Steven Rostedt <rostedt@...dmis.org>,
        Brian Gerst <brgerst@...il.com>,
        Juergen Gross <jgross@...e.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Arnd Bergmann <arnd@...db.de>
Subject: Re: [patch 1/8] x86/entry/64: Trace irqflags unconditionally on when
 returing to user space


On 2/25/20 11:08 PM, Thomas Gleixner wrote:
> User space cannot longer disable interrupts so trace return to user space
> unconditionally as IRQS_ON.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> ---
>   arch/x86/entry/entry_64.S |    4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 

Reviewed-by: Alexandre Chartre <alexandre.chartre@...cle.com>

alex.