From: Zi Yan <ziy@nvidia.com>
To: David Hildenbrand <david@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
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Subject: Re: [PATCH RFC 15/29] mm/migration: remove PageMovable()
Date: Fri, 20 Jun 2025 16:19:12 -0400 [thread overview]
Message-ID: <A2697861-23B4-4A1E-994F-39E448E8FC7B@nvidia.com> (raw)
In-Reply-To: <20250618174014.1168640-16-david@redhat.com>
On 18 Jun 2025, at 13:39, David Hildenbrand wrote:
> As __ClearPageMovable() is gone that would have only made
> PageMovable()==false but still __PageMovable()==true, now
> PageMovable() == __PageMovable().
>
> So we can replace PageMovable() checks by __PageMovable(). In fact,
> __PageMovable() cannot change until a page is freed, so we can turn
> some PageMovable() into sanity checks for __PageMovable().
>
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
> include/linux/migrate.h | 2 --
> mm/compaction.c | 15 ---------------
> mm/migrate.c | 18 ++++++++++--------
> 3 files changed, 10 insertions(+), 25 deletions(-)
>
Reviewed-by: Zi Yan <ziy@nvidia.com>
--
Best Regards,
Yan, Zi
next prev parent reply other threads:[~2025-06-20 20:19 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-18 17:39 [PATCH RFC 00/29] mm/migration: rework movable_ops page migration (part 1) David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 01/29] mm/balloon_compaction: we cannot have isolated pages in the balloon list David Hildenbrand
2025-06-18 18:32 ` Zi Yan
2025-06-18 17:39 ` [PATCH RFC 02/29] mm/balloon_compaction: convert balloon_page_delete() to balloon_page_finalize() David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 03/29] mm/zsmalloc: drop PageIsolated() related VM_BUG_ONs David Hildenbrand
2025-06-18 18:37 ` Zi Yan
2025-06-19 2:44 ` Sergey Senozhatsky
2025-06-30 6:49 ` Harry Yoo
2025-06-18 17:39 ` [PATCH RFC 04/29] mm/page_alloc: allow for making page types sticky until freed David Hildenbrand
2025-06-18 18:04 ` Zi Yan
2025-06-18 18:06 ` Matthew Wilcox
2025-06-18 18:09 ` Zi Yan
2025-06-18 18:08 ` Zi Yan
2025-06-23 15:26 ` David Hildenbrand
2025-06-23 15:28 ` Zi Yan
2025-06-30 6:59 ` Harry Yoo
2025-06-18 18:43 ` Zi Yan
2025-06-23 15:27 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 05/29] mm/balloon_compaction: make PageOffline sticky David Hildenbrand
2025-06-18 18:50 ` Zi Yan
2025-06-23 15:28 ` David Hildenbrand
2025-06-23 15:29 ` Zi Yan
2025-06-30 7:07 ` Harry Yoo
2025-06-18 17:39 ` [PATCH RFC 06/29] mm/zsmalloc: make PageZsmalloc() sticky David Hildenbrand
2025-06-18 18:51 ` Zi Yan
2025-06-19 2:45 ` Sergey Senozhatsky
2025-06-30 7:08 ` Harry Yoo
2025-06-18 17:39 ` [PATCH RFC 07/29] mm/migrate: rename isolate_movable_page() to isolate_movable_ops_page() David Hildenbrand
2025-06-18 18:14 ` Zi Yan
2025-06-18 18:39 ` Matthew Wilcox
2025-06-18 18:48 ` Zi Yan
2025-06-23 15:33 ` David Hildenbrand
2025-06-23 15:42 ` Zi Yan
2025-06-23 15:53 ` David Hildenbrand
2025-06-27 15:37 ` David Hildenbrand
2025-06-29 11:28 ` Huang, Ying
2025-06-30 0:20 ` Alistair Popple
2025-06-30 0:58 ` Huang, Ying
2025-06-30 6:41 ` Alistair Popple
2025-06-30 8:04 ` Harry Yoo
2025-06-30 8:16 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 08/29] mm/migrate: rename putback_movable_folio() to putback_movable_ops_page() David Hildenbrand
2025-06-18 19:10 ` Zi Yan
2025-06-18 19:18 ` Matthew Wilcox
2025-06-18 19:25 ` Zi Yan
2025-06-18 20:04 ` Matthew Wilcox
2025-06-23 15:37 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 09/29] mm/migrate: factor out movable_ops page handling into migrate_movable_ops_page() David Hildenbrand
2025-06-20 19:30 ` Zi Yan
2025-06-18 17:39 ` [PATCH RFC 10/29] mm/migrate: remove folio_test_movable() and folio_movable_ops() David Hildenbrand
2025-06-20 19:36 ` Zi Yan
2025-06-18 17:39 ` [PATCH RFC 11/29] mm/migrate: move movable_ops page handling out of move_to_new_folio() David Hildenbrand
2025-06-20 20:06 ` Zi Yan
2025-06-30 12:07 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 12/29] mm/zsmalloc: stop using __ClearPageMovable() David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 13/29] mm/balloon_compaction: " David Hildenbrand
2025-06-30 1:18 ` Huang, Ying
2025-06-30 8:17 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 14/29] mm/migrate: remove __ClearPageMovable() David Hildenbrand
2025-06-20 20:15 ` Zi Yan
2025-06-23 15:43 ` David Hildenbrand
2025-06-18 17:39 ` [PATCH RFC 15/29] mm/migration: remove PageMovable() David Hildenbrand
2025-06-20 20:19 ` Zi Yan [this message]
2025-06-18 17:39 ` [PATCH RFC 16/29] mm: rename __PageMovable() to page_has_movable_ops() David Hildenbrand
2025-06-20 20:37 ` Zi Yan
2025-06-23 15:47 ` David Hildenbrand
2025-06-23 16:05 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 17/29] mm/page_isolation: drop __folio_test_movable() check for large folios David Hildenbrand
2025-06-20 20:38 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 18/29] mm: remove __folio_test_movable() David Hildenbrand
2025-06-20 20:41 ` Zi Yan
2025-06-30 10:38 ` David Hildenbrand
2025-06-18 17:40 ` [PATCH RFC 19/29] mm: stop storing migration_ops in page->mapping David Hildenbrand
2025-06-20 20:45 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 20/29] mm: convert "movable" flag in page->mapping to a page flag David Hildenbrand
2025-06-23 14:14 ` Zi Yan
2025-06-23 15:50 ` David Hildenbrand
2025-06-18 17:40 ` [PATCH RFC 21/29] mm: rename PG_isolated to PG_movable_ops_isolated David Hildenbrand
2025-06-23 14:16 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 22/29] mm/page-flags: rename PAGE_MAPPING_MOVABLE to PAGE_MAPPING_ANON_KSM David Hildenbrand
2025-06-23 14:17 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 23/29] mm/page-alloc: remove PageMappingFlags() David Hildenbrand
2025-06-23 14:20 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 24/29] mm/page-flags: remove folio_mapping_flags() David Hildenbrand
2025-06-23 14:20 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 25/29] mm: simplify folio_expected_ref_count() David Hildenbrand
2025-06-23 14:23 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 26/29] mm: rename PAGE_MAPPING_* to FOLIO_MAPPING_* David Hildenbrand
2025-06-23 14:25 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 27/29] docs/mm: convert from "Non-LRU page migration" to "movable_ops page migration" David Hildenbrand
2025-06-23 14:28 ` Zi Yan
2025-06-18 17:40 ` [PATCH RFC 28/29] mm/balloon_compaction: "movable_ops" doc updates David Hildenbrand
2025-06-18 17:40 ` [PATCH RFC 29/29] mm/balloon_compaction: provide single balloon_page_insert() and balloon_mapping_gfp_mask() David Hildenbrand
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