linux-kernel - Re: [PATCH 05/13] IB/umem: update to new mmu

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Message-ID: <20170830061345.GA26572@mtr-leonro.local>
Date:   Wed, 30 Aug 2017 09:13:45 +0300
From:   Leon Romanovsky <leonro@...lanox.com>
To:     Jérôme Glisse <jglisse@...hat.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-rdma@...r.kernel.org,
        Artemy Kovalyov <artemyko@...lanox.com>,
        Doug Ledford <dledford@...hat.com>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrea Arcangeli <aarcange@...hat.com>
Subject: Re: [PATCH 05/13] IB/umem: update to new mmu_notifier semantic

On Tue, Aug 29, 2017 at 07:54:39PM -0400, Jérôme Glisse wrote:
> Call to mmu_notifier_invalidate_page() are replaced by call to
> mmu_notifier_invalidate_range() and thus call are bracketed by
> call to mmu_notifier_invalidate_range_start()/end()
>
> Remove now useless invalidate_page callback.
>
> Signed-off-by: Jérôme Glisse <jglisse@...hat.com>
> Cc: Leon Romanovsky <leonro@...lanox.com>
> Cc: linux-rdma@...r.kernel.org
> Cc: Artemy Kovalyov <artemyko@...lanox.com>
> Cc: Doug Ledford <dledford@...hat.com>
> Cc: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Linus Torvalds <torvalds@...ux-foundation.org>
> Cc: Andrea Arcangeli <aarcange@...hat.com>
> ---
>  drivers/infiniband/core/umem_odp.c | 19 -------------------
>  1 file changed, 19 deletions(-)
>

Hi Jerome,

I took this series for the tests on Mellanox ConnectX-4/5 cards which
are devices beneath of this UMEM ODP code.

As a reference, I took latest Doug's for-next + Linus's master
(36fde05f3fb5) + whole series.

Thanks

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