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Mon, 26 Jun 2023 20:15:24 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s4-20020a0dd004000000b0057399b3bd26sm1614798ywd.33.2023.06.26.20.15.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Jun 2023 20:15:24 -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 v6 08/33] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 26 Jun 2023 20:14:06 -0700 Message-Id: <20230627031431.29653-9-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230627031431.29653-1-vishal.moola@gmail.com> References: <20230627031431.29653-1-vishal.moola@gmail.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: 9FD3A40012 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: yqtptswhs7okx85w9b1tiumods1aksxg X-HE-Tag: 1687835725-465330 X-HE-Meta: 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 /i02pAlc 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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 0b230d5d229a..1c4c6a7b69b3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2926,12 +2926,12 @@ 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) @@ -2951,7 +2951,7 @@ 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) @@ -2967,7 +2967,7 @@ 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);