linux-kernel - Re: [PATCH] mm/sparse: Consistently do not zero memmap

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Message-ID: <CA+CK2bDDPn-nmoM7mYS0X8xUBF6q8_scpZY5-YQQXvGAdoCRpQ@mail.gmail.com>
Date:   Wed, 30 Oct 2019 11:21:56 -0400
From:   Pavel Tatashin <pasha.tatashin@...een.com>
To:     Vincent Whitchurch <vincent.whitchurch@...s.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Oscar Salvador <osalvador@...e.de>,
        Michal Hocko <mhocko@...e.com>,
        Pavel Tatashin <pasha.tatashin@...cle.com>,
        linux-mm <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Vincent Whitchurch <rabinv@...s.com>
Subject: Re: [PATCH] mm/sparse: Consistently do not zero memmap

> (I noticed this because on my ARM64 platform, with 1 GiB of memory the
>  first [and only] section is allocated from the zeroing path while with
>  2 GiB of memory the first 1 GiB section is allocated from the
>  non-zeroing path.)
>
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@...s.com>

LGTM, Thank you!
Reviewed-by: Pavel Tatashin <pasha.tatashin@...een.com>