linux-kernel - Re: [PATCH] x86/compat: Pull huge_encode

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Message-ID: <20210104172423.guiqwovibivcrqum@treble>
Date:   Mon, 4 Jan 2021 11:24:23 -0600
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, Randy Dunlap <rdunlap@...radead.org>,
        x86@...nel.org
Subject: Re: [PATCH] x86/compat: Pull huge_encode_dev() outside of UACCESS

On Mon, Jan 04, 2021 at 04:53:47PM +0100, Peter Zijlstra wrote:
> On Mon, Jan 04, 2021 at 09:31:27AM -0600, Josh Poimboeuf wrote:
> > Peter, care to submit a proper patch?
> 
> Here goes..
> 
> ---
> Subject: x86/compat: Pull huge_encode_dev() outside of UACCESS
> From: Peter Zijlstra <peterz@...radead.org>
> Date: Mon, 4 Jan 2021 13:28:25 +0100
> 
> Fixes the following warning:
> 
>   arch/x86/kernel/sys_ia32.o: warning: objtool: cp_stat64()+0xd8: call to new_encode_dev() with UACCESS enabled
> 
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>

Acked-by: Josh Poimboeuf <jpoimboe@...hat.com>

-- 
Josh