linux-kernel - Re: hmm cleanups, v2

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Message-ID: <20190807181733.GL1571@mellanox.com>
Date:   Wed, 7 Aug 2019 18:17:39 +0000
From:   Jason Gunthorpe <jgg@...lanox.com>
To:     Christoph Hellwig <hch@....de>, John Hubbard <jhubbard@...dia.com>
CC:     Jérôme Glisse <jglisse@...hat.com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Felix Kuehling <Felix.Kuehling@....com>,
        Ralph Campbell <rcampbell@...dia.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "nouveau@...ts.freedesktop.org" <nouveau@...ts.freedesktop.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: hmm cleanups, v2

On Tue, Aug 06, 2019 at 07:05:38PM +0300, Christoph Hellwig wrote:
> 
> Hi Jérôme, Ben, Felix and Jason,
> 
> below is a series against the hmm tree which cleans up various minor
> bits and allows HMM_MIRROR to be built on all architectures.
> 
> Diffstat:
> 
>     11 files changed, 94 insertions(+), 210 deletions(-)
> 
> A git tree is also available at:
> 
>     git://git.infradead.org/users/hch/misc.git hmm-cleanups.2
> 
> Gitweb:
> 
>     http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/hmm-cleanups.2
> 
> Changes since v1:
>  - fix the cover letter subject
>  - improve various patch descriptions
>  - use svmm->mm in nouveau_range_fault
>  - inverse the hmask field when using it
>  - select HMM_MIRROR instead of making it a user visible option
 
I think it is straightforward enough to move into -next, so applied to
the hmm.git lets get some more reviewed-bys/tested-by though.

For now I dropped 'remove the pgmap field from struct hmm_vma_walk'
just to hear the followup and 'amdgpu: remove
CONFIG_DRM_AMDGPU_USERPTR' until the AMD team Acks

Thanks,
Jason