From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Zi Yan <ziy@nvidia.com>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
Muchun Song <muchun.song@linux.dev>,
Lorenzo Stoakes <ljs@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Nico Pache <nico.pache@linux.dev>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
Usama Arif <usama.arif@linux.dev>,
Gregory Price <gourry@gourry.net>,
Ying Huang <ying.huang@linux.alibaba.com>,
Alistair Popple <apopple@nvidia.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Qi Zheng <qi.zheng@linux.dev>,
Shakeel Butt <shakeel.butt@linux.dev>,
Kairui Song <kasong@tencent.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Baoquan He <baoquan.he@linux.dev>,
Pasha Tatashin <pasha.tatashin@soleen.com>,
Pratyush Yadav <pratyush@kernel.org>,
Jonathan Corbet <corbet@lwn.net>, Jan Kara <jack@suse.cz>,
Steven Rostedt <rostedt@goodmis.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Dave Young <ruirui.yang@linux.dev>,
Shuah Khan <skhan@linuxfoundation.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
kexec@lists.infradead.org, linux-doc@vger.kernel.org,
linux-fsdevel@vger.kernel.org,
linux-trace-kernel@vger.kernel.org
Subject: Re: [PATCH v4 16/16] mm/page-flags: remove PG_private
Date: Mon, 14 Sep 2026 15:38:55 +0200 [thread overview]
Message-ID: <a4132624-c602-4d93-86fb-7d9369646223@kernel.org> (raw)
In-Reply-To: <20260913-remove-pg_private-v4-16-848550f7574e@nvidia.com>
On 9/14/26 04:24, Zi Yan wrote:
> folio->private != NULL indicates a folio carries private data, replacing
> PG_private. All PG_private users are converted. Remove PG_private and
> reserve the space as PG_folio for future use. Unused PG_private functions
> are removed too.
>
> Assisted-by: LLM
> Signed-off-by: Zi Yan <ziy@nvidia.com>
> To: Andrew Morton <akpm@linux-foundation.org>
> To: Baoquan He <baoquan.he@linux.dev>
> To: Mike Rapoport <rppt@kernel.org>
> To: Pasha Tatashin <pasha.tatashin@soleen.com>
> To: Pratyush Yadav <pratyush@kernel.org>
> To: Jonathan Corbet <corbet@lwn.net>
> To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
> To: Jan Kara <jack@suse.cz>
> To: David Hildenbrand <david@kernel.org>
> To: Steven Rostedt <rostedt@goodmis.org>
> To: Masami Hiramatsu <mhiramat@kernel.org>
> Cc: Dave Young <ruirui.yang@linux.dev>
> Cc: Shuah Khan <skhan@linuxfoundation.org>
> Cc: Lorenzo Stoakes <ljs@kernel.org>
> Cc: "Liam R. Howlett" <liam@infradead.org>
> Cc: Vlastimil Babka <vbabka@kernel.org>
> Cc: Suren Baghdasaryan <surenb@google.com>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
> Cc: kexec@lists.infradead.org
> Cc: linux-doc@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Cc: linux-fsdevel@vger.kernel.org
> Cc: linux-mm@kvack.org
> Cc: linux-trace-kernel@vger.kernel.org
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-09-14 13:39 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-14 2:23 [PATCH v4 00/16] Remove PG_private by using page/folio->private checks instead Zi Yan
2026-09-14 2:23 ` [PATCH v4 01/16] mm/zsmalloc: replace PG_private with pointer comparison Zi Yan
2026-09-14 2:24 ` [PATCH v4 02/16] perf/ring_buffer: stop using PG_private as AUX page high-order marker Zi Yan
2026-09-14 2:24 ` [PATCH v4 03/16] xen/grant-table: stop setting PG_private on pages for grant mapping Zi Yan
2026-09-14 13:15 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 04/16] fscrypt: stop setting PG_private on bounce page Zi Yan
2026-09-14 2:24 ` [PATCH v4 05/16] mm/hugetlb: use direct assignment instead of folio_change_private() Zi Yan
2026-09-14 2:58 ` Muchun Song
2026-09-14 13:16 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 06/16] f2fs: stop using PG_private Zi Yan
2026-09-14 13:17 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 07/16] f2fs: convert the ->private flag helpers to folio-only Zi Yan
2026-09-14 2:24 ` [PATCH v4 08/16] erofs: mm/pagemap: add readahead_folio_last() to avoid folio->private Zi Yan
2026-09-14 2:24 ` [PATCH v4 09/16] erofs: use folio_attach/detach_private() instead of direct assignment Zi Yan
2026-09-14 13:18 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 10/16] mm/page-flags: check page/folio->private instead of PG_private Zi Yan
2026-09-14 13:26 ` David Hildenbrand (Arm)
2026-09-14 14:44 ` Zi Yan
2026-09-14 15:11 ` David Hildenbrand (Arm)
2026-09-14 15:21 ` Zi Yan
2026-09-14 2:24 ` [PATCH v4 11/16] treewide: remove folio_set/clear_private() usage Zi Yan
2026-09-14 2:24 ` [PATCH v4 12/16] ceph: replace PagePrivate() with page_private() Zi Yan
2026-09-14 13:26 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 13/16] md/md-bitmap: " Zi Yan
2026-09-14 2:24 ` [PATCH v4 14/16] buffer: replace page_buffer() with page_private() and delete it Zi Yan
2026-09-14 2:24 ` [PATCH v4 15/16] treewide: remove PagePrivate() and PG_private from comments and docs Zi Yan
2026-09-14 13:36 ` David Hildenbrand (Arm)
2026-09-14 2:24 ` [PATCH v4 16/16] mm/page-flags: remove PG_private Zi Yan
2026-09-14 2:47 ` sashiko-bot
2026-09-14 13:37 ` David Hildenbrand (Arm)
2026-09-14 13:38 ` David Hildenbrand (Arm) [this message]
2026-09-14 3:39 ` [PATCH v4 00/16] Remove PG_private by using page/folio->private checks instead Andrew Morton
2026-09-14 4:21 ` Matthew Wilcox
2026-09-14 13:10 ` David Hildenbrand (Arm)
2026-09-14 15:30 ` [f2fs-dev] " patchwork-bot+f2fs
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