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Howlett , ryan.roberts@arm.com, Vlastimil Babka , lance.yang@linux.dev, linux-kernel@vger.kernel.org, nphamcs@gmail.com, shikemeng@huaweicloud.com, yosry@kernel.org, qi.zheng@linux.dev, luizcap@redhat.com, kernel-team@meta.com, Usama Arif Subject: [PATCH v9 01/32] mm: rename pmd_to_softleaf_folio() to pmd_softleaf_to_folio() Date: Thu, 5 Nov 2026 10:38:45 -0800 Message-ID: <20261105183940.2236717-2-usama.arif@linux.dev> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261105183940.2236717-1-usama.arif@linux.dev> References: <20261105183940.2236717-1-usama.arif@linux.dev> X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 2B21A40008 X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Stat-Signature: rptwfw1qeke1cffnis4zhh5854tfh98g X-HE-Tag: 1793903994-702873 X-HE-Meta: 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 XF+1des1 ri47rdGIBajd/fd4fIGiMzr+BpSwAzLzJF0B1KTY7pU1iqiLduZb9gE9+2XnW3OH+IQ3jaVmfH+E5cjiOf17PZm7/AyS5zbUUcUBLiG4vRGRKPwFy7fYd7OXtf1k+FFnvxWK3nf0WSJMwkgm90nCAEJO5G9gTWH3KZjIeO0YM8RKhrGoi7oGehU3ojIRNVPstKW8k8r9Mfn+qD7DF629qR5r8AfX6VtzznSOEACqK7OQBeNPA0gIAowoc92V7GJ1JK30+bJu1mJCsQ68yLB6hCKeIiz8XYeNfk7EzsfSBW3kXRjnFY0lqoJTXuOjLNIqesvopYh2H0Kextul4gkUj3Uvg7Wq/PT0DqHXrdYMM5btgthK8icpXR2DOH+5cyjRiEDc1 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 pmd_to_softleaf_folio() reads as if it converted a PMD into a folio. What it does is decode the softleaf entry stored in the PMD and return the folio that entry references - the direction softleaf_to_folio() already spells out. No functional change intended. Suggested-by: Dev Jain Signed-off-by: Usama Arif Acked-by: David Hildenbrand (Arm) Reviewed-by: Lorenzo Stoakes (ARM) Reviewed-by: Zi Yan Acked-by: Kiryl Shutsemau (Meta) Reviewed-by: Barry Song Reviewed-by: Baoquan He Reviewed-by: Qi Zheng --- include/linux/leafops.h | 4 ++-- mm/huge_memory.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/include/linux/leafops.h b/include/linux/leafops.h index 4c1476ae32343..7c13c58a5e218 100644 --- a/include/linux/leafops.h +++ b/include/linux/leafops.h @@ -657,7 +657,7 @@ static inline bool pmd_is_valid_softleaf(pmd_t pmd) } /** - * pmd_to_softleaf_folio() - Convert the PMD entry to a folio. + * pmd_softleaf_to_folio() - Convert the PMD softleaf entry to a folio. * @pmd: PMD entry. * * The PMD entry is expected to be a valid PMD softleaf entry. @@ -665,7 +665,7 @@ static inline bool pmd_is_valid_softleaf(pmd_t pmd) * Returns: the folio the softleaf entry references if this is a valid softleaf * entry, otherwise NULL. */ -static inline struct folio *pmd_to_softleaf_folio(pmd_t pmd) +static inline struct folio *pmd_softleaf_to_folio(pmd_t pmd) { const softleaf_t entry = softleaf_from_pmd(pmd); diff --git a/mm/huge_memory.c b/mm/huge_memory.c index cda3c886ec533..e425a5b05aa2e 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2516,7 +2516,7 @@ static struct folio *normal_or_softleaf_folio_pmd(struct vm_area_struct *vma, if (!thp_migration_supported()) WARN_ONCE(1, "Non present huge pmd without pmd migration enabled!"); - return pmd_to_softleaf_folio(pmdval); + return pmd_softleaf_to_folio(pmdval); } static bool vma_has_deposited_pgtable(struct vm_area_struct *vma) -- 2.53.0-Meta