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Mon, 31 Jul 2023 10:03:51 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id x31-20020a25ac9f000000b00c832ad2e2eesm2511833ybi.60.2023.07.31.10.03.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jul 2023 10:03:51 -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 v8 07/31] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 31 Jul 2023 10:03:08 -0700 Message-Id: <20230731170332.69404-8-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230731170332.69404-1-vishal.moola@gmail.com> References: <20230731170332.69404-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: DB28D18002C X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: ietjkmqgq4q3nuekp8w3et6y51e4uq76 X-HE-Tag: 1690823032-190229 X-HE-Meta: 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 lb9QGdMg 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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);