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

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Message-ID: <20190723171817.GE15357@ziepe.ca>
Date:   Tue, 23 Jul 2019 14:18:17 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Christoph Hellwig <hch@....de>
Cc:     Souptick Joarder <jrdr.linux@...il.com>,
        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 06:19:07PM +0200, Christoph Hellwig wrote:
> 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.

Yep, thanks

Jason