From patchwork Mon Aug 7 23:04:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vishal Moola X-Patchwork-Id: 13345356 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 90315C05052 for ; Mon, 7 Aug 2023 23:07:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231223AbjHGXHL (ORCPT ); Mon, 7 Aug 2023 19:07:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45084 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231131AbjHGXG0 (ORCPT ); Mon, 7 Aug 2023 19:06:26 -0400 Received: from mail-yb1-xb33.google.com (mail-yb1-xb33.google.com [IPv6:2607:f8b0:4864:20::b33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D7A819AD; Mon, 7 Aug 2023 16:06:00 -0700 (PDT) Received: by mail-yb1-xb33.google.com with SMTP id 3f1490d57ef6-d4b74a4a6daso2620662276.2; Mon, 07 Aug 2023 16:06:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1691449536; x=1692054336; 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=dL6AQetgHURU9peF5jMm+1QPkGPdtGd2X/zb9xq5Tzw=; b=ipvaU8x/4/BvbPbL1JSP5UKyrvOXFJin5b02qnpk0+g2WqZ4eJ+PO+ktIgA+6wNoSm aaVqpEKee+fuDlQKCW2FfgF7SgMBsBqJt3e1nMH+AXWpM2n5M5vJ6ySCVS0SQ6gxdoiI D+Vz3KZ0hmlesWiSA/IngK6t1yMsQcmq6H5TLlpCkzZtF+sAfosr9KpkynHtpBKwq7VS GLoFH093mbAem14YxFU+jWVsiLanVvmYVX25waYX2eZafZZIUXESTosUd2Oq+mhwT6KE DFWO6vdcB84fh2CYUtre/BRV5qGnoLxfl2hREphZC8Q8m4iPBusEVSAtzxRpIAKFC+MO xrMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691449536; x=1692054336; 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=dL6AQetgHURU9peF5jMm+1QPkGPdtGd2X/zb9xq5Tzw=; b=KXs1Yv0xKPMqkzM9VMTNw46rhIAhkVIbYQErthhEHsLlHxjWmEwA99rceVOPJwtup+ 6IhXVMn67Mw6sexNw/sI8kv0oEWXBomS0+qzbzP9elpdEwPKtsWpBW3DYzr0UnZ8MLh6 nH266NZvlHvL6b47h5JKRfRULn3k9vvbmHALeU9yFa2Oe6Pd9rtW5qh/ALs7/dscCJnU Li3fokFCkYQRTwBaK4LMQtsw93LgBDKBuEaHusJNHndHqXCriOKG9ThESfyqChb9aI+n lV+RlO66qjIgm9P6SNb5HKai3vuBoCdCm1aUmgk8YLZ/zvI0IxDryoqhdFYX/PZ7HXsf A5hg== X-Gm-Message-State: AOJu0Yw8Lma43awVZDl7LQRPBCpdnyuq5wIOMKRPT1N7YOkknw0+r75a Ydgou8TBc0fOVUP4eeI9xKI= X-Google-Smtp-Source: AGHT+IEvxj9+7jMT4q6zEzLr5Igqcb/a7jma6HML30e7U0QAJ8Bd3AhAgHjN0UpvuwRaK7JUtc9G0w== X-Received: by 2002:a25:738b:0:b0:d09:7f94:6ea3 with SMTP id o133-20020a25738b000000b00d097f946ea3mr11456718ybc.65.1691449536455; Mon, 07 Aug 2023 16:05:36 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id d190-20020a25cdc7000000b00d3596aca5bcsm2545203ybf.34.2023.08.07.16.05.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Aug 2023 16:05:36 -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 v9 09/31] mm: Convert pmd_ptlock_free() to use ptdescs Date: Mon, 7 Aug 2023 16:04:51 -0700 Message-Id: <20230807230513.102486-10-vishal.moola@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230807230513.102486-1-vishal.moola@gmail.com> References: <20230807230513.102486-1-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. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- 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 13947b17f25e..aa6f77c71453 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3001,12 +3001,12 @@ 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) @@ -3019,7 +3019,7 @@ 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) @@ -3043,7 +3043,7 @@ 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); }