linux-kernel - Re: [PATCH v3 01/11] mm/memory_hotplug: Simplify and fix check_hotplug_memory

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Message-ID: <CA+CK2bBW4vH+J6bam1dOxjSwFwvoOEok0VNO0n_JjyHxpkGj+A@mail.gmail.com>
Date:   Thu, 30 May 2019 13:53:50 -0400
From:   Pavel Tatashin <pasha.tatashin@...een.com>
To:     David Hildenbrand <david@...hat.com>
Cc:     linux-mm <linux-mm@...ck.org>, LKML <linux-kernel@...r.kernel.org>,
        linux-ia64@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Wei Yang <richard.weiyang@...il.com>,
        Igor Mammedov <imammedo@...hat.com>,
        Oscar Salvador <osalvador@...e.de>,
        Michal Hocko <mhocko@...e.com>, Qian Cai <cai@....pw>,
        Arun KS <arunks@...eaurora.org>,
        Mathieu Malaterre <malat@...ian.org>,
        Wei Yang <richardw.yang@...ux.intel.com>
Subject: Re: [PATCH v3 01/11] mm/memory_hotplug: Simplify and fix check_hotplug_memory_range()

On Mon, May 27, 2019 at 7:12 AM David Hildenbrand <david@...hat.com> wrote:
>
> By converting start and size to page granularity, we actually ignore
> unaligned parts within a page instead of properly bailing out with an
> error.
>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Oscar Salvador <osalvador@...e.de>
> Cc: Michal Hocko <mhocko@...e.com>
> Cc: David Hildenbrand <david@...hat.com>
> Cc: Pavel Tatashin <pasha.tatashin@...een.com>
> Cc: Qian Cai <cai@....pw>
> Cc: Wei Yang <richard.weiyang@...il.com>
> Cc: Arun KS <arunks@...eaurora.org>
> Cc: Mathieu Malaterre <malat@...ian.org>
> Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> Reviewed-by: Wei Yang <richardw.yang@...ux.intel.com>
> Signed-off-by: David Hildenbrand <david@...hat.com>

Reviewed-by: Pavel Tatashin <pasha.tatashin@...een.com>