linux-kernel - Re: [PATCH] x86/mm: Use strtobool for noexec parsing

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Message-ID: <Yh9ffhD3809qieua@nazgul.tnic>
Date:   Wed, 2 Mar 2022 13:14:01 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     "Dr. David Alan Gilbert" <linux@...blig.org>
Cc:     dave.hansen@...ux.intel.com, luto@...nel.org, peterz@...radead.org,
        jeremy.fitzhardinge@...rix.com, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/mm: Use strtobool for noexec parsing

On Sun, Feb 27, 2022 at 08:13:56PM +0000, Dr. David Alan Gilbert wrote:
> Use strtobool to parse the 'noexec' parameter rather than open coding
> it.
> 'disable_nx' is changed to a bool and flipped to 'enable_nx'
> so it's meaning follows the command line option.
> 
> There's no change in behaviour for noexec=on/off.
> noexec=junk will now warn
> strtobool allows 0/1 and y/n (etc) as well as the on/off.
> 
> Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
> ---
>  arch/x86/mm/setup_nx.c | 16 +++++-----------
>  1 file changed, 5 insertions(+), 11 deletions(-)

https://lkml.kernel.org/r/20220127115626.14179-6-bp@alien8.de

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette