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Mon, 12 Jun 2023 14:04:58 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s125-20020a817783000000b00569eb609458sm2757115ywc.81.2023.06.12.14.04.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jun 2023 14:04:58 -0700 (PDT) From: "Vishal Moola (Oracle)" To: Andrew Morton , Matthew Wilcox Cc: linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, xen-devel@lists.xenproject.org, kvm@vger.kernel.org, Hugh Dickins , "Vishal Moola (Oracle)" Subject: [PATCH v4 06/34] mm: Convert pmd_pgtable_page() to pmd_ptdesc() Date: Mon, 12 Jun 2023 14:03:55 -0700 Message-Id: <20230612210423.18611-7-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230612210423.18611-1-vishal.moola@gmail.com> References: <20230612210423.18611-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: 3AF014002A X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: nit9azm36ib4ftz75eycqag41tc5ibjn X-HE-Tag: 1686603899-421526 X-HE-Meta: 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 YaRSb+YN 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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: Converts pmd_pgtable_page() to pmd_ptdesc() and all its callers. This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index f184f1eba85d..088b7664f897 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2931,15 +2931,15 @@ static inline void pgtable_pte_page_dtor(struct page *page) #if USE_SPLIT_PMD_PTLOCKS -static inline struct page *pmd_pgtable_page(pmd_t *pmd) +static inline struct ptdesc *pmd_ptdesc(pmd_t *pmd) { unsigned long mask = ~(PTRS_PER_PMD * sizeof(pmd_t) - 1); - return virt_to_page((void *)((unsigned long) pmd & mask)); + return virt_to_ptdesc((void *)((unsigned long) pmd & mask)); } static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) { - return ptlock_ptr(pmd_pgtable_page(pmd)); + return ptlock_ptr(ptdesc_page(pmd_ptdesc(pmd))); } static inline bool pmd_ptlock_init(struct page *page) @@ -2958,7 +2958,7 @@ static inline void pmd_ptlock_free(struct page *page) ptlock_free(page); } -#define pmd_huge_pte(mm, pmd) (pmd_pgtable_page(pmd)->pmd_huge_pte) +#define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte) #else