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:   Tue, 5 Mar 2019 13:16:43 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     Mike Kravetz <mike.kravetz@oracle.com>
Cc:     Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
        Oscar Salvador <osalvador@suse.de>,
        David Rientjes <rientjes@google.com>,
        Jing Xiangfeng <jingxiangfeng@huawei.com>,
        "mhocko@kernel.org" <mhocko@kernel.org>,
        "hughd@google.com" <hughd@google.com>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        Andrea Arcangeli <aarcange@redhat.com>,
        "kirill.shutemov@linux.intel.com" <kirill.shutemov@linux.intel.com>,
        linux-kernel@vger.kernel.org, Alexandre Ghiti <alex@ghiti.fr>
Subject: Re: [PATCH v4] mm/hugetlb: Fix unsigned overflow in
 __nr_hugepages_store_common()
Message-Id: <20190305131643.94aa32165fecdb53a1109028@linux-foundation.org>
In-Reply-To: <8f3aede3-c07e-ac15-1577-7667e5b70d2f@oracle.com>
References: <388cbbf5-7086-1d04-4c49-049021504b9d@oracle.com>
        <alpine.DEB.2.21.1902241913000.34632@chino.kir.corp.google.com>
        <8c167be7-06fa-a8c0-8ee7-0bfad41eaba2@oracle.com>
        <13400ee2-3d3b-e5d6-2d78-a770820417de@oracle.com>
        <alpine.DEB.2.21.1902251116180.167839@chino.kir.corp.google.com>
        <5C74A2DA.1030304@huawei.com>
        <alpine.DEB.2.21.1902252220310.40851@chino.kir.corp.google.com>
        <e2bded2f-40ca-c308-5525-0a21777ed221@oracle.com>
        <20190226143620.c6af15c7c897d3362b191e36@linux-foundation.org>
        <086c4a4b-a37d-f144-00c0-d9a4062cc5fe@oracle.com>
        <20190305000402.GA4698@hori.linux.bs1.fc.nec.co.jp>
        <8f3aede3-c07e-ac15-1577-7667e5b70d2f@oracle.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Mon, 4 Mar 2019 20:15:40 -0800 Mike Kravetz <mike.kravetz@oracle.com> wrote:

> Andrew, this is on top of Alexandre Ghiti's "hugetlb: allow to free gigantic
> pages regardless of the configuration" patch.  Both patches modify
> __nr_hugepages_store_common().  Alex's patch is going to change slightly
> in this area.

OK, thanks, I missed that.  Are the changes significant?