From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Vishal Moola (Oracle)" Subject: [PATCH v5 05/33] mm: Convert pmd_pgtable_page() to pmd_ptdesc() Date: Thu, 22 Jun 2023 13:57:17 -0700 Message-ID: <20230622205745.79707-6-vishal.moola@gmail.com> References: <20230622205745.79707-1-vishal.moola@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: List-Id: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687467487; x=1690059487; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=5MMx6i8bJUxARp5QNqsq1CJUY3hOxlwkAEMcUNtK7dI=; b=UdIEW49a6VlVFdeDO40XUMIhkzu0TZbzMPBM/WacFFYU0Mf2IMmAOz+NL1cV98Ton4 4zQ7N3mgDzFH/zAeyyuA7dsXAtz6L9a3ryBLZR0keuhq84g9s5CyaVK84D28lhUtpY1k n1Pbrc0aBtOd2I2lssPU62Gn+t4FuAK2YSMld5ItzYd2Gb7upO15jx4dCKR0ZoMoveD4 fYCQ1IFYfK8OlRQ+gZ/yAiK4LxmWYPlg8lrZ4XnMaYZEtLSmgFLWfXItXcddGU79r9OH 9d/82j8McTJZKyaaoZkqZMldnjmKIChpQ0nH7tpNr90msjJzxK9KTHEvxYDWGujERLdc e96g== In-Reply-To: <20230622205745.79707-1-vishal.moola@gmail.com> Content-Type: text/plain; charset="us-ascii" 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 Converts pmd_pgtable_page() to pmd_ptdesc() and all its callers. 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 | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 14d95d494958..1511faf0263c 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2915,15 +2915,15 @@ pte_t *pte_offset_map_nolock(struct mm_struct *mm, pmd_t *pmd, #if USE_SPLIT_PMD_PTLOCKS -static inline struct page *pmd_pgtable_page(pmd_t *pmd) +static inline struct ptdesc *pmd_ptdesc(pmd_t *pmd) { unsigned long mask = ~(PTRS_PER_PMD * sizeof(pmd_t) - 1); - return virt_to_page((void *)((unsigned long) pmd & mask)); + return virt_to_ptdesc((void *)((unsigned long) pmd & mask)); } static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) { - return ptlock_ptr(pmd_pgtable_page(pmd)); + return ptlock_ptr(ptdesc_page(pmd_ptdesc(pmd))); } static inline bool pmd_ptlock_init(struct page *page) @@ -2942,7 +2942,7 @@ static inline void pmd_ptlock_free(struct page *page) ptlock_free(page); } -#define pmd_huge_pte(mm, pmd) (pmd_pgtable_page(pmd)->pmd_huge_pte) +#define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte) #else -- 2.40.1