linux-kernel - Re: [PATCH 7/8] mm/mglru: Check PG_dropcache instead of PG_reclaim in lru_gen_folio

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Message-ID: <04667170-d5bc-4f56-a5c7-5b08a518f2e8@redhat.com>
Date: Mon, 13 Jan 2025 11:09:48 +0100
From: David Hildenbrand <david@...hat.com>
To: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 "Matthew Wilcox (Oracle)" <willy@...radead.org>, Jens Axboe <axboe@...nel.dk>
Cc: "Jason A. Donenfeld" <Jason@...c4.com>,
 Andi Shyti <andi.shyti@...ux.intel.com>,
 Chengming Zhou <chengming.zhou@...ux.dev>,
 Christian Brauner <brauner@...nel.org>,
 Christophe Leroy <christophe.leroy@...roup.eu>,
 Dan Carpenter <dan.carpenter@...aro.org>, David Airlie <airlied@...il.com>,
 Hao Ge <gehao@...inos.cn>, Jani Nikula <jani.nikula@...ux.intel.com>,
 Johannes Weiner <hannes@...xchg.org>,
 Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
 Josef Bacik <josef@...icpanda.com>, Masami Hiramatsu <mhiramat@...nel.org>,
 Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
 Miklos Szeredi <miklos@...redi.hu>, Nhat Pham <nphamcs@...il.com>,
 Oscar Salvador <osalvador@...e.de>, Ran Xiaokai <ran.xiaokai@....com.cn>,
 Rodrigo Vivi <rodrigo.vivi@...el.com>, Simona Vetter <simona@...ll.ch>,
 Steven Rostedt <rostedt@...dmis.org>, Tvrtko Ursulin <tursulin@...ulin.net>,
 Vlastimil Babka <vbabka@...e.cz>, Yosry Ahmed <yosryahmed@...gle.com>,
 Yu Zhao <yuzhao@...gle.com>, intel-gfx@...ts.freedesktop.org,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
 linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
 linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH 7/8] mm/mglru: Check PG_dropcache instead of PG_reclaim in
 lru_gen_folio_seq()

On 13.01.25 10:34, Kirill A. Shutemov wrote:
> Kernel sets PG_dropcache instead of PG_reclaim everywhere. Check
> PG_dropcache in lru_gen_folio_seq().

Subject and description PG_dropcache->PG_dropbehind

Apart from that LGTM

Acked-by: David Hildenbrand <david@...hat.com>

-- 
Cheers,

David / dhildenb