linux-kernel - Re: [PATCH v3 2/8] mm/swapops: Rework swap entry manipulation code

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Message-ID: <20210301174716.GQ4247@nvidia.com>
Date:   Mon, 1 Mar 2021 13:47:16 -0400
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Alistair Popple <apopple@...dia.com>
CC:     <linux-mm@...ck.org>, <nouveau@...ts.freedesktop.org>,
        <bskeggs@...hat.com>, <akpm@...ux-foundation.org>,
        <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>, <jhubbard@...dia.com>,
        <rcampbell@...dia.com>, <jglisse@...hat.com>, <hch@...radead.org>,
        <daniel@...ll.ch>
Subject: Re: [PATCH v3 2/8] mm/swapops: Rework swap entry manipulation code

On Fri, Feb 26, 2021 at 06:18:26PM +1100, Alistair Popple wrote:
> Both migration and device private pages use special swap entries which
> are manipluated by a range of inline functions. The arguments to these
> are somewhat inconsitent so rework them to remove flag type arguments
> and to make the arguments similar for both a read and write entry
> creation.
> 
> Signed-off-by: Alistair Popple <apopple@...dia.com>
> ---
>  include/linux/swapops.h | 56 ++++++++++++++++++++++-------------------
>  mm/debug_vm_pgtable.c   | 12 ++++-----
>  mm/hmm.c                |  2 +-
>  mm/huge_memory.c        | 26 +++++++++++++------
>  mm/hugetlb.c            | 10 +++++---
>  mm/memory.c             | 10 +++++---
>  mm/migrate.c            | 26 ++++++++++++++-----
>  mm/mprotect.c           | 10 +++++---
>  mm/rmap.c               | 10 +++++---
>  9 files changed, 100 insertions(+), 62 deletions(-)


Reviewed-by: Jason Gunthorpe <jgg@...dia.com>