From patchwork Thu Jun 22 20:57:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13289679 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 C2EE6C05051 for ; Thu, 22 Jun 2023 20:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231728AbjFVU7e (ORCPT ); Thu, 22 Jun 2023 16:59:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230287AbjFVU7E (ORCPT ); Thu, 22 Jun 2023 16:59:04 -0400 Received: from mail-yb1-xb29.google.com (mail-yb1-xb29.google.com [IPv6:2607:f8b0:4864:20::b29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 987592682; Thu, 22 Jun 2023 13:58:34 -0700 (PDT) Received: by mail-yb1-xb29.google.com with SMTP id 3f1490d57ef6-be3e2d172cbso6083013276.3; Thu, 22 Jun 2023 13:58:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687467496; x=1690059496; 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=wSwuU7fg/k+TT5PagWIdYLap7GxOydHG9fnVI01D6B4=; b=I/bVEj+DUjJI8l/gEF/kUAGaYNT5Bo0ZW57h+bRIiIunD3HbfI+MBQBKO4xoy6kMld by9iDd+YOlloG6orphek9MUhK7idN+HCTnjbwImmtOZyc6e9u9PHx9KvfH/RMgtU+eEw KkmIT3OJU3QYrQoQpzTDW/lNw6UL91T+VL7WZPaAaf3blTIwnU3tSpIBE8mZnuXVnYm+ rvZ17E5R9YwQ5EOQRDXtuuSLgHPTNFwHVzddHdU5MZn7f0HGX0TpCThXTZUeoTrDSQuu 9j0W4VdWm0ZtykEhgIk1WPxDhiiNhplU95urAkZpVmBWbtxqWeEVwFyvBy3V06yBmQux q4sw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687467496; x=1690059496; 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=wSwuU7fg/k+TT5PagWIdYLap7GxOydHG9fnVI01D6B4=; b=Ju6wBrC6hYCpdJyEz0Ws8XjwoagHmWgTD01wPq6oiALpcwAvaOKupV47kBtWPTeNIv BBY7QLRlk34uUz0osP1/znI32nOR2YYGM002+vxmgPS52ufZvfdKg8MOoX6bo6ZEnQTa xX3SG5RNK9cJ09U5upROs4XFef/a+DPWACeT8b8XmKUeLVbn40kdUZrudIvSItVvp9bI 6mfzaibfkj3H2JPc2mA//fMb/Qh51CbdjoyYv56LhAYWuk7m3mqU5GN7HXMPQHhFEOa+ BtnixAvTG9lGUsz2rFZ3/sdLFPKxQFcxL/qFafeO7PIyaxQvRLNTjWIs+OzjHDrA/ivc A2KA== X-Gm-Message-State: AC+VfDx70xEnnIZ38DDburIL7DK1p+eeGy8dHjXTRXzIWpkp+6VQMK5K gcuJOp4IprZ+JCmgo5OcENc= X-Google-Smtp-Source: ACHHUZ4fKnSuVlprYtWMiqysn5f2VA+PJ55bhXLl+JTYwbJxQpJ17qCGbx2gEAsv8+8GLejR/TMFxQ== X-Received: by 2002:a25:6982:0:b0:ba8:1c9e:c77f with SMTP id e124-20020a256982000000b00ba81c9ec77fmr9956027ybc.22.1687467496585; Thu, 22 Jun 2023 13:58:16 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::36]) by smtp.googlemail.com with ESMTPSA id d18-20020a5b0c52000000b00bc501a1b062sm1684937ybr.42.2023.06.22.13.58.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Jun 2023 13:58:16 -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 v5 10/33] mm: Convert pmd_ptlock_free() to use ptdescs Date: Thu, 22 Jun 2023 13:57:22 -0700 Message-Id: <20230622205745.79707-11-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230622205745.79707-1-vishal.moola@gmail.com> References: <20230622205745.79707-1-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 4af424e4015a..0221675e4dc5 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2934,12 +2934,12 @@ 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) @@ -2952,7 +2952,7 @@ 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) @@ -2976,7 +2976,7 @@ 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); }