linux-kernel - Re: [PATCH 1/6] mm: always return EBUSY for invalid ranges in hmm_range

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Message-ID: <20190723161907.GB1655@lst.de>
Date:   Tue, 23 Jul 2019 18:19:07 +0200
From:   Christoph Hellwig <hch@....de>
To:     Jason Gunthorpe <jgg@...lanox.com>
Cc:     Souptick Joarder <jrdr.linux@...il.com>,
        Christoph Hellwig <hch@....de>,
        Jérôme Glisse <jglisse@...hat.com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        Linux-MM <linux-mm@...ck.org>,
        "nouveau@...ts.freedesktop.org" <nouveau@...ts.freedesktop.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Felix Kuehling <Felix.Kuehling@....com>
Subject: Re: [PATCH 1/6] mm: always return EBUSY for invalid ranges in
 hmm_range_{fault,snapshot}

On Tue, Jul 23, 2019 at 02:54:45PM +0000, Jason Gunthorpe wrote:
> I think without the commit message I wouldn't have been able to
> understand that, so Christoph, could you also add the comment below
> please?

I don't think this belongs into this patch.  I can add it as a separate
patch under your name and with your signoff if you are ok with that.