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Mon, 24 Jul 2023 21:21:21 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id h9-20020a25b189000000b00d0db687ef48sm1175540ybj.61.2023.07.24.21.21.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 21:21:20 -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)" , Mike Rapoport Subject: [PATCH mm-unstable v7 07/31] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 24 Jul 2023 21:20:27 -0700 Message-Id: <20230725042051.36691-8-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230725042051.36691-1-vishal.moola@gmail.com> References: <20230725042051.36691-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-Stat-Signature: mda5r639e3btjntfnsnnq71ytkoujtbj X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 0FA1F40006 X-Rspam-User: X-HE-Tag: 1690258881-290195 X-HE-Meta: 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 j1BfULMf 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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: 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 | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index c155f82dd2cc..52ef09c100a2 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2974,12 +2974,12 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) return ptlock_ptr(pmd_ptdesc(pmd)); } -static inline bool pmd_ptlock_init(struct page *page) +static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE - page->pmd_huge_pte = NULL; + ptdesc->pmd_huge_pte = NULL; #endif - return ptlock_init(page); + return ptlock_init(ptdesc_page(ptdesc)); } static inline void pmd_ptlock_free(struct page *page) @@ -2999,7 +2999,7 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) return &mm->page_table_lock; } -static inline bool pmd_ptlock_init(struct page *page) { return true; } +static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { return true; } static inline void pmd_ptlock_free(struct page *page) {} #define pmd_huge_pte(mm, pmd) ((mm)->pmd_huge_pte) @@ -3015,7 +3015,7 @@ static inline spinlock_t *pmd_lock(struct mm_struct *mm, pmd_t *pmd) static inline bool pgtable_pmd_page_ctor(struct page *page) { - if (!pmd_ptlock_init(page)) + if (!pmd_ptlock_init(page_ptdesc(page))) return false; __SetPageTable(page); inc_lruvec_page_state(page, NR_PAGETABLE);