From patchwork Mon Jul 31 17:03:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13335166 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AEF58C16B13 for ; Mon, 31 Jul 2023 17:05:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233968AbjGaRF1 (ORCPT ); Mon, 31 Jul 2023 13:05:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233713AbjGaREp (ORCPT ); Mon, 31 Jul 2023 13:04:45 -0400 Received: from mail-il1-x12c.google.com (mail-il1-x12c.google.com [IPv6:2607:f8b0:4864:20::12c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1F1A52738; Mon, 31 Jul 2023 10:03:56 -0700 (PDT) Received: by mail-il1-x12c.google.com with SMTP id e9e14a558f8ab-34928e9f24bso2448335ab.0; Mon, 31 Jul 2023 10:03:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690823036; x=1691427836; 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=iZ7ozcISUSGoixC5UzzNE5tJz0+L18C1Imj6XmV/DYM=; b=YpVyYPxPRtPTKHT9+tyvzqfvzCuhkFnhsMCX6nJF7RWviYaDE6pxTcvqFICRytHQ3F mk3OEWmycmo6ouKKcTZJZ/J9GI0O0U+IOIhkq6cf5NcWzs3F3Ep7I9wPm/bnxo3IbGbP 5A5D1El9yg833uJSmp138hZ30DYMCVkIUWUYXAVHfkbTx4hT6PxevukL8QnCpSiv14Rw Ab1JsXOoVAvxWjOf0Fsk8pxufrrxg62ZUs/sWVYn8yXcxdG4Ij3aN3bFcjr1GQQkDcpq XCDoC5WGNDUaZUPNMTX8kXKJ799hVc0z6s0hq6YfOkQjqMhJ1aFCFD+uKI8XA047G16z xszQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690823036; x=1691427836; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=iZ7ozcISUSGoixC5UzzNE5tJz0+L18C1Imj6XmV/DYM=; b=gr8UdPEwkjOsir9bHmpmLvOG+9+OdNMhSfFWgSNJdY2e64Dny6fUOJE9Ia4ubtge38 o04C9j50+/LooQFPRjOorFQXRgLLG2ZYPzHglSF5n33SDdh829Igk1RMSUE9AVT3sW0r cJXVd9nFfWWwxwGODLyXg700O3uTOfiKvpSNcPse5RJSb5ldTrTXxFHQX++JLK672UqD uJONJklei94Uwvx6G38VMAxTGT5hqZT7ddu3ynJDsglsltwWSgJ0ahLYN0DvDMmvYAjY EH8WHveWc8ZSYCtxt5uJUcAeSyZVXS1oR0uNQAm87yOUMA4PQAt17mL2gh6Pf0FixcJ8 JnoQ== X-Gm-Message-State: ABy/qLYp+ZSTNziWaQX4dh0lgfe8rcQN79MpD4AS0QAkF1FNgmnmo64W CI9mdQk59aSkRvlnU2izlt0= X-Google-Smtp-Source: APBJJlHoVkOsri9H/NdsUsto2q+Ey0kzzV9aD886+MBagBeourqVjWpbCtZ0aJitRhXpadhn4PaeZQ== X-Received: by 2002:a05:6e02:1c26:b0:348:b910:313d with SMTP id m6-20020a056e021c2600b00348b910313dmr9675086ilh.14.1690823035707; Mon, 31 Jul 2023 10:03:55 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id x31-20020a25ac9f000000b00c832ad2e2eesm2511833ybi.60.2023.07.31.10.03.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jul 2023 10:03:55 -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 09/31] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 31 Jul 2023 10:03:10 -0700 Message-Id: <20230731170332.69404-10-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 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org 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 675972d3f7e4..774fe83c0c16 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2982,12 +2982,12 @@ static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) return ptlock_init(ptdesc); } -static inline void pmd_ptlock_free(struct page *page) +static inline void pmd_ptlock_free(struct ptdesc *ptdesc) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE - VM_BUG_ON_PAGE(page->pmd_huge_pte, page); + VM_BUG_ON_PAGE(ptdesc->pmd_huge_pte, ptdesc_page(ptdesc)); #endif - ptlock_free(page); + ptlock_free(ptdesc_page(ptdesc)); } #define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte) @@ -3000,7 +3000,7 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd) } static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { return true; } -static inline void pmd_ptlock_free(struct page *page) {} +static inline void pmd_ptlock_free(struct ptdesc *ptdesc) {} #define pmd_huge_pte(mm, pmd) ((mm)->pmd_huge_pte) @@ -3024,7 +3024,7 @@ static inline bool pgtable_pmd_page_ctor(struct page *page) static inline void pgtable_pmd_page_dtor(struct page *page) { - pmd_ptlock_free(page); + pmd_ptlock_free(page_ptdesc(page)); __ClearPageTable(page); dec_lruvec_page_state(page, NR_PAGETABLE); }