linux-kernel - Re: [PATCH 2/4] xen: remove XEN_SCRUB

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Message-ID: <1720c5b3-e310-4676-56e9-e9403b481a01@suse.com>
Date:   Fri, 12 Aug 2022 10:41:01 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>,
        xen-devel@...ts.xenproject.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H . Peter Anvin" <hpa@...or.com>, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] xen: remove XEN_SCRUB_PAGES in xen.config

On 10.08.22 07:07, Lukas Bulwahn wrote:
> Commit 197ecb3802c0 ("xen/balloon: add runtime control for scrubbing
> ballooned out pages") changed config XEN_SCRUB_PAGES to config
> XEN_SCRUB_PAGES_DEFAULT. As xen.config sets 'XEN_BALLOON=y' and
> XEN_SCRUB_PAGES_DEFAULT defaults to yes, there is no further need to set
> this config in the xen.config file.
> 
> Remove setting XEN_SCRUB_PAGES in xen.config, which is without
> effect since the commit above anyway.
> 
> Signed-off-by: Lukas Bulwahn <lukas.bulwahn@...il.com>

Reviewed-by: Juergen Gross <jgross@...e.com>


Juergen

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