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[2003:d8:2f2c:5500:988:23f9:faa0:7232]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-3b471b97732sm2167298f8f.59.2025.07.04.03.26.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 04 Jul 2025 03:26:30 -0700 (PDT) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, linux-doc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, virtualization@lists.linux.dev, linux-fsdevel@vger.kernel.org, David Hildenbrand , Andrew Morton , Jonathan Corbet , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Jerrin Shaji George , Arnd Bergmann , Greg Kroah-Hartman , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?UTF-8?q?Eugenio=20P=C3=A9rez?= , Alexander Viro , Christian Brauner , Jan Kara , Zi Yan , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , "Matthew Wilcox (Oracle)" , Minchan Kim , Sergey Senozhatsky , Brendan Jackman , Johannes Weiner , Jason Gunthorpe , John Hubbard , Peter Xu , Xu Xin , Chengming Zhou , Miaohe Lin , Naoya Horiguchi , Oscar Salvador , Rik van Riel , Harry Yoo , Qi Zheng , Shakeel Butt Subject: [PATCH v2 22/29] mm/page-flags: rename PAGE_MAPPING_MOVABLE to PAGE_MAPPING_ANON_KSM Date: Fri, 4 Jul 2025 12:25:16 +0200 Message-ID: <20250704102524.326966-23-david@redhat.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250704102524.326966-1-david@redhat.com> References: <20250704102524.326966-1-david@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 4S6mzuRlhuU6H8UMq7zpVROPgaJN1wCL7Ooi7QHM9ck_1751624791 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 99F5E1C000B X-Stat-Signature: pygj51f4bbeca57ezn6rfs93jajxfzd3 X-HE-Tag: 1751624794-603058 X-HE-Meta: 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 iO6IDRdT 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: KSM is the only remaining user, let's rename the flag. While at it, adjust to remaining page -> folio in the doc. Reviewed-by: Zi Yan Reviewed-by: Lorenzo Stoakes Reviewed-by: Harry Yoo Signed-off-by: David Hildenbrand --- include/linux/page-flags.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 8b0e5c7371e67..094c8605a879e 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -697,10 +697,10 @@ PAGEFLAG_FALSE(VmemmapSelfHosted, vmemmap_self_hosted) * folio->mapping points to its anon_vma, not to a struct address_space; * with the PAGE_MAPPING_ANON bit set to distinguish it. See rmap.h. * - * On an anonymous page in a VM_MERGEABLE area, if CONFIG_KSM is enabled, - * the PAGE_MAPPING_MOVABLE bit may be set along with the PAGE_MAPPING_ANON + * On an anonymous folio in a VM_MERGEABLE area, if CONFIG_KSM is enabled, + * the PAGE_MAPPING_ANON_KSM bit may be set along with the PAGE_MAPPING_ANON * bit; and then folio->mapping points, not to an anon_vma, but to a private - * structure which KSM associates with that merged page. See ksm.h. + * structure which KSM associates with that merged folio. See ksm.h. * * Please note that, confusingly, "folio_mapping" refers to the inode * address_space which maps the folio from disk; whereas "folio_mapped" @@ -714,9 +714,9 @@ PAGEFLAG_FALSE(VmemmapSelfHosted, vmemmap_self_hosted) * See mm/slab.h. */ #define PAGE_MAPPING_ANON 0x1 -#define PAGE_MAPPING_MOVABLE 0x2 -#define PAGE_MAPPING_KSM (PAGE_MAPPING_ANON | PAGE_MAPPING_MOVABLE) -#define PAGE_MAPPING_FLAGS (PAGE_MAPPING_ANON | PAGE_MAPPING_MOVABLE) +#define PAGE_MAPPING_ANON_KSM 0x2 +#define PAGE_MAPPING_KSM (PAGE_MAPPING_ANON | PAGE_MAPPING_ANON_KSM) +#define PAGE_MAPPING_FLAGS (PAGE_MAPPING_ANON | PAGE_MAPPING_ANON_KSM) static __always_inline bool folio_mapping_flags(const struct folio *folio) { -- 2.49.0