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Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1ujLNW-00000005T6R-3E7y; Tue, 05 Aug 2025 17:23:10 +0000 From: "Matthew Wilcox (Oracle)" To: Andrew Morton Cc: "Matthew Wilcox (Oracle)" , linux-mm@kvack.org Subject: [PATCH 10/11] mm: Reimplement folio_is_fsdax() Date: Tue, 5 Aug 2025 18:23:00 +0100 Message-ID: <20250805172307.1302730-11-willy@infradead.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250805172307.1302730-1-willy@infradead.org> References: <20250805172307.1302730-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 41FB280011 X-Stat-Signature: mez7t5gh33zdidougtjxzmtz6toxgwye X-Rspam-User: X-HE-Tag: 1754416829-294817 X-HE-Meta: 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 35B/8Lkk 2nKOF+NL+I/HQh59JDBLmK/PzIILAT3tHOnOcjwLdBcPmQh3FzUiP8q51RUDKTfnLdHEbprhmlfQBHSY5SiEHozA7yQ3kAhqvtlprygq8wV68o9Run6YoA8JIAb7FPsj1k55w8UJ25lSPy8t57IT8oQTUtKp+4cMRu9KGgwu0LjeeLXwMEFDet5kIh9RKvDiP+c1nXawy6P3XzVlzzUD/5IdLXMwVBYHxc/0yGFo9c9NoGMae7i7q8fAQV3+H0pR/SYko6lcO3pAvIes= 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: For callers of folio_is_fsdax(), we save a folio->page->folio conversion. Callers of is_fsdax_page() simply move the conversion of page->folio from the implementation of page_pgmap() to is_fsdax_page(). Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/memremap.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 06d29794abe6..450d4bb6835c 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -188,15 +188,15 @@ static inline bool is_device_coherent_page(const struct page *page) return folio_is_device_coherent(page_folio(page)); } -static inline bool is_fsdax_page(const struct page *page) +static inline bool folio_is_fsdax(const struct folio *folio) { - return is_zone_device_page(page) && - page_pgmap(page)->type == MEMORY_DEVICE_FS_DAX; + return folio_is_zone_device(folio) && + folio->pgmap->type == MEMORY_DEVICE_FS_DAX; } -static inline bool folio_is_fsdax(const struct folio *folio) +static inline bool is_fsdax_page(const struct page *page) { - return is_fsdax_page(&folio->page); + return folio_is_fsdax(page_folio(page)); } #ifdef CONFIG_ZONE_DEVICE -- 2.47.2