linux-kernel - Re: [PATCH] mm: add config for readahead window

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Message-ID: <20180316205344.GA6599@kroah.com>
Date:   Fri, 16 Mar 2018 21:53:44 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Wei Wang <wvw@...gle.com>
Cc:     Todd Poynor <toddpoynor@...gle.com>,
        Wei Wang <wei.vince.wang@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Michal Hocko <mhocko@...e.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Jan Kara <jack@...e.cz>,
        Jérôme Glisse <jglisse@...hat.com>,
        Hugh Dickins <hughd@...gle.com>,
        Matthew Wilcox <willy@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Sherry Cheung <SCheung@...dia.com>,
        Oliver O'Halloran <oohall@...il.com>,
        Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Huang Ying <ying.huang@...el.com>,
        Dennis Zhou <dennisz@...com>,
        Pavel Tatashin <pasha.tatashin@...cle.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: add config for readahead window

On Fri, Mar 16, 2018 at 06:49:08PM +0000, Wei Wang wrote:
> Android devices boot time benefits by bigger readahead window setting from
> init. This patch will make readahead window a config so early boot can
> benefit by it as well.

Why not put that in the changelog text?