linux-kernel - Re: [patch 04/10] x86/traps: Remove pointless irq enable from do_spurious_interrupt

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Date:   Wed, 26 Feb 2020 02:19:07 +0100
From:   Frederic Weisbecker <frederic@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, 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>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Alexandre Chartre <alexandre.chartre@...cle.com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: Re: [patch 04/10] x86/traps: Remove pointless irq enable from
 do_spurious_interrupt_bug()

On Tue, Feb 25, 2020 at 10:36:40PM +0100, Thomas Gleixner wrote:
> From: Thomas Gleixner <tglx@...utronix.de>
> 
> That function returns immediately after conditionally reenabling interrupts which
> is more than pointless and requires the ASM code to disable interrupts again.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Reviewed-by: Sean Christopherson <sean.j.christopherson@...el.com>
> Reviewed-by: Alexandre Chartre <alexandre.chartre@...cle.com>
> Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> Link: https://lore.kernel.org/r/20191023123117.871608831@linutronix.de

Reviewed-by: Frederic Weisbecker <frederic@...nel.org>