Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Fri, 16 Mar 2018 21:53:44 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Wei Wang <wvw@google.com>
Cc:     Todd Poynor <toddpoynor@google.com>,
        Wei Wang <wei.vince.wang@gmail.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Dan Williams <dan.j.williams@intel.com>,
        Michal Hocko <mhocko@suse.com>,
        "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Jan Kara <jack@suse.cz>,
        =?iso-8859-1?B?Suly9G1l?= Glisse <jglisse@redhat.com>,
        Hugh Dickins <hughd@google.com>,
        Matthew Wilcox <willy@infradead.org>,
        Ingo Molnar <mingo@kernel.org>,
        Sherry Cheung <SCheung@nvidia.com>,
        Oliver O'Halloran <oohall@gmail.com>,
        Andrey Ryabinin <aryabinin@virtuozzo.com>,
        Huang Ying <ying.huang@intel.com>,
        Dennis Zhou <dennisz@fb.com>,
        Pavel Tatashin <pasha.tatashin@oracle.com>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: add config for readahead window
Message-ID: <20180316205344.GA6599@kroah.com>
References: <20180316182512.118361-1-wvw@google.com>
 <CAGXk5yoVMd9B=nvob7s=niCAQ9oHAX84eupF9Eet_dAk7WTStg@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CAGXk5yoVMd9B=nvob7s=niCAQ9oHAX84eupF9Eet_dAk7WTStg@mail.gmail.com>
User-Agent: Mutt/1.9.4 (2018-02-28)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

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?