linux-kernel - Re: [PATCH v1 2/2] treewide: remove MIGRATEPAGE

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Message-ID: <lky6lmpq5hsflc4rcs2hev5i3gctvbrppysttnzo22r6oiryw4@edfre7sprwk5>
Date: Tue, 12 Aug 2025 12:58:29 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: David Hildenbrand <david@...hat.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, 
	linuxppc-dev@...ts.ozlabs.org, virtualization@...ts.linux.dev, linux-fsdevel@...r.kernel.org, 
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	jfs-discussion@...ts.sourceforge.net, Andrew Morton <akpm@...ux-foundation.org>, 
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	Matthew Brost <matthew.brost@...el.com>, Joshua Hahn <joshua.hahnjy@...il.com>, 
	Rakie Kim <rakie.kim@...com>, Byungchul Park <byungchul@...com>, 
	Gregory Price <gourry@...rry.net>, Ying Huang <ying.huang@...ux.alibaba.com>, 
	Alistair Popple <apopple@...dia.com>, Minchan Kim <minchan@...nel.org>, 
	Sergey Senozhatsky <senozhatsky@...omium.org>
Subject: Re: [PATCH v1 2/2] treewide: remove MIGRATEPAGE_SUCCESS

On (25/08/11 16:39), David Hildenbrand wrote:
> At this point MIGRATEPAGE_SUCCESS is misnamed for all folio users,
> and now that we remove MIGRATEPAGE_UNMAP, it's really the only "success"
> return value that the code uses and expects.
> 
> Let's just get rid of MIGRATEPAGE_SUCCESS completely and just use "0"
> for success.
> 
> Signed-off-by: David Hildenbrand <david@...hat.com>

FWIW,
Acked-by: Sergey Senozhatsky <senozhatsky@...omium.org> [zsmalloc]