linux-kernel - Re: [PATCH mm-stable 2/2] x86/mm: always pass NULL as the first argument of switch_mm_irqs

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Message-ID: <7c0b97b7-48c0-4f8e-829a-8e237808d47f@intel.com>
Date: Thu, 22 Feb 2024 11:12:02 -0800
From: Dave Hansen <dave.hansen@...el.com>
To: Yosry Ahmed <yosryahmed@...gle.com>,
 Andrew Morton <akpm@...ux-foundation.org>
Cc: Ingo Molnar <mingo@...hat.com>, Thomas Gleixner <tglx@...utronix.de>,
 Borislav Petkov <bp@...en8.de>, Dave Hansen <dave.hansen@...ux.intel.com>,
 Andy Lutomirski <luto@...nel.org>, Peter Zijlstra <peterz@...radead.org>,
 x86@...nel.org, linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH mm-stable 2/2] x86/mm: always pass NULL as the first
 argument of switch_mm_irqs_off()

On 2/22/24 11:09, Yosry Ahmed wrote:
> The first argument of switch_mm_irqs_off() is unused by the x86
> implementation. Make sure that x86 code never passes a non-NULL value to
> make this clear. Update the only non violating caller, switch_mm().

Acked-by: Dave Hansen <dave.hansen@...el.com>