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From: wangzicheng <wangzicheng@honor.com>
To: Barry Song <21cnbao@gmail.com>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>,
	Matthew Wilcox <willy@infradead.org>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"hannes@cmpxchg.org" <hannes@cmpxchg.org>,
	"david@redhat.com" <david@redhat.com>,
	"axelrasmussen@google.com" <axelrasmussen@google.com>,
	"yuanchu@google.com" <yuanchu@google.com>,
	"mhocko@kernel.org" <mhocko@kernel.org>,
	"zhengqi.arch@bytedance.com" <zhengqi.arch@bytedance.com>,
	"shakeel.butt@linux.dev" <shakeel.butt@linux.dev>,
	"lorenzo.stoakes@oracle.com" <lorenzo.stoakes@oracle.com>,
	"weixugc@google.com" <weixugc@google.com>,
	"vbabka@suse.cz" <vbabka@suse.cz>,
	"rppt@kernel.org" <rppt@kernel.org>,
	"surenb@google.com" <surenb@google.com>,
	"mhocko@suse.com" <mhocko@suse.com>,
	"corbet@lwn.net" <corbet@lwn.net>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	wangtao <tao.wangtao@honor.com>,
	"wangzhen 00021541" <wangzhen5@honor.com>,
	zhongjinji 00025326 <zhongjinji@honor.com>
Subject: RE: [PATCH 0/3] mm/lru_gen: move lru_gen control interface from debugfs to procfs
Date: Mon, 1 Dec 2025 07:02:53 +0000	[thread overview]
Message-ID: <e4cc633a77cb46b6bea4667d3886c000@honor.com> (raw)
In-Reply-To: <86c62472b5874ea2833587f1847958df@honor.com>

> > >
> > > [1].
> > > https://lore.kernel.org/all/20250514070820.51793-1-21cnbao@gmail.com
> > > /
> > >
> >
> > Thanks
> > Barry
> 
> Since the semantic gap between user/kernel space will always exist.
> It would be great benefits for leaving some APIs for user hints, just like
> mmadvise/userfault/para-virtualization.
> Exposing such hints to the kernel can help improve overall system
> performance.
> 
> Best,
> Zicheng

More precisely, it’s a form of *proactive scanning and aging*.

Ensure a more even generational distribution between file and anonymous pages.

Best,
Zicheng

  reply	other threads:[~2025-12-01  7:03 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-28  2:53 Zicheng Wang
2025-11-28  2:53 ` [PATCH 1/3] mm/lru_gen: add procfs support for lru_gen interfaces Zicheng Wang
2025-11-28  2:53 ` [PATCH 2/3] mm/lru_gen: add configuration option to select debugfs/procfs for lru_gen Zicheng Wang
2025-11-28  4:33   ` Randy Dunlap
2025-11-28  7:19     ` wangzicheng
2025-12-01 21:35   ` Yuanchu Xie
2025-12-02  2:53     ` wangzicheng
2025-11-28  2:53 ` [PATCH 3/3] mm/lru_gen: document procfs interface " Zicheng Wang
2025-11-28 15:16 ` [PATCH 0/3] mm/lru_gen: move lru_gen control interface from debugfs to procfs Matthew Wilcox
2025-11-28 16:13   ` Liam R. Howlett
2025-12-01  4:13     ` Barry Song
2025-12-01  6:50       ` wangzicheng
2025-12-01  7:02         ` wangzicheng [this message]
2025-12-01  7:45         ` Barry Song
2025-12-01  8:14           ` wangzicheng
2025-12-01  8:48             ` Barry Song
2025-12-01  9:54               ` wangzicheng
2025-12-01 10:39                 ` Barry Song
2025-12-01 13:32                   ` wangzicheng
2025-12-01 16:57                     ` Barry Song
2025-12-02  2:28                       ` wangzicheng
2025-12-01  9:00           ` Kairui Song
2025-12-01 12:01             ` zhongjinji
2025-12-01  7:13       ` zhongjinji

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