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Date: Wed, 7 Jul 2021 13:22:08 -0700
From: Shakeel Butt <shakeelb@...gle.com>
To: Hugh Dickins <hughd@...gle.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Alistair Popple <apopple@...dia.com>,
Jason Gunthorpe <jgg@...dia.com>,
Ralph Campbell <rcampbell@...dia.com>,
Christoph Hellwig <hch@....de>, Yang Shi <shy828301@...il.com>,
"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
LKML <linux-kernel@...r.kernel.org>,
Linux MM <linux-mm@...ck.org>
Subject: Re: [PATCH 1/4] mm/rmap: fix comments left over from recent changes
On Wed, Jul 7, 2021 at 1:06 PM Hugh Dickins <hughd@...gle.com> wrote:
>
> Parallel developments in mm/rmap.c have left behind some out-of-date
> comments: try_to_migrate_one() also accepts TTU_SYNC (already commented
> in try_to_migrate() itself), and try_to_migrate() returns nothing at all.
>
> TTU_SPLIT_FREEZE has just been deleted, so reword the comment about it in
> mm/huge_memory.c; and TTU_IGNORE_ACCESS was removed in 5.11, so delete
> the "recently referenced" comment from try_to_unmap_one() (once upon a
> time the comment was near the removed codeblock, but they drifted apart).
>
> Signed-off-by: Hugh Dickins <hughd@...gle.com>
Reviewed-by: Shakeel Butt <shakeelb@...gle.com>
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