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Mon, 07 Aug 2023 16:05:32 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id d190-20020a25cdc7000000b00d3596aca5bcsm2545203ybf.34.2023.08.07.16.05.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Aug 2023 16:05:32 -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 v9 07/31] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 7 Aug 2023 16:04:49 -0700 Message-Id: <20230807230513.102486-8-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230807230513.102486-1-vishal.moola@gmail.com> References: <20230807230513.102486-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: 87F01140012 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: wqsfchbdgmfc5q1arm946zhdxi988gtk X-HE-Tag: 1691449533-300260 X-HE-Meta: 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 NV05iBiS 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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. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- 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 bc82a64e5f01..040982fe9063 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2993,12 +2993,12 @@ 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) @@ -3018,7 +3018,7 @@ 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) @@ -3034,7 +3034,7 @@ 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);