linux-kernel - Re: [PATCH] xen/x86: drop redundant zeroing from cpu_initialize

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Message-ID: <3ea71751-1de9-2da8-9a90-b4d22277c6c9@oracle.com>
Date:   Thu, 16 Sep 2021 21:35:44 -0400
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Jan Beulich <jbeulich@...e.com>, Juergen Gross <jgross@...e.com>
Cc:     Stefano Stabellini <sstabellini@...nel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>
Subject: Re: [PATCH] xen/x86: drop redundant zeroing from
 cpu_initialize_context()


On 9/16/21 11:05 AM, Jan Beulich wrote:
> Just after having obtained the pointer from kzalloc() there's no reason
> at all to set part of the area to all zero yet another time. Similarly
> there's no point explicitly clearing "ldt_ents".
>
> Signed-off-by: Jan Beulich <jbeulich@...e.com>


Reviewed-by: Boris Ostrovsky <boris.ostrvsky@...cle.com>