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Mon, 12 Jun 2023 14:05:04 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id s125-20020a817783000000b00569eb609458sm2757115ywc.81.2023.06.12.14.05.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jun 2023 14:05:04 -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 09/34] mm: Convert pmd_ptlock_init() to use ptdescs Date: Mon, 12 Jun 2023 14:03:58 -0700 Message-Id: <20230612210423.18611-10-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: 6DDF518001E X-Rspam-User: X-Stat-Signature: 8ekbgz7nf19z5uik4rnah5c8bkj9qdxs X-Rspamd-Server: rspam01 X-HE-Tag: 1686603905-410814 X-HE-Meta: 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 fkAQ96yC HgpgEgP34CD/Oppyqt8XlVXvRCazWPsnWIha3tSpnAtpc8B2XJFdtSNCPIsQF49W1pHBZWNnkOEF2XSNc0u0negZKYqYBJAlntOhzIpRTXOvfqhIJlqTn+qSa0Y51feN6iltxiLnghnpYDusLWuayFxnQH/HkXec9h8emGwBKar94dqrPvShSZ0d41KrBbosUYTRNFC5t6zJRlQac0FBA32kdcvz3GIdiaV4TN62nE+Q4cdd1acTOx7JBb6cSiucJbt3bhn4fpHdP3Y/URtleCrIC/kugOofD0/b/Imn0DtfEJywv6qHCqCXgCUxgPTj9URHW6hceSCVTWEF2ZbJJck3QPvA1oMmpSmoqQ+ONTCOYk+aOPqIeCUuXqooUvrB8COZycZafaz8T49DTFUaGKVsOVJAQ9eJeEbcB7SUs89HIGvxCmxLOwkjoNBsBp/zz5RJufeUPyHtujWQTBuiXxhWby9NLcMi/idSTwAAdQzaLUeiPlZpsiWlZIAZgrsq/1ZOz05HyfBC+37WdWM2QhVEeiSvXreFZF47W2A78x13vvFfnzPSXM1C0YmodwKalCdqNPs8FaewQWsA= 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 bb934d51390f..daecf1db6cf1 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2942,12 +2942,12 @@ 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) @@ -2967,7 +2967,7 @@ 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) @@ -2983,7 +2983,7 @@ 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);