From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 95A3EEB64D9 for ; Wed, 14 Jun 2023 13:53:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fbSpvyZ9TeCvbeSeCtSYxCcPLEhZ1wzI+PQkVWSflp8=; b=IXxX/+cudn2qeD Lb7vPHyyMGztDvD9TA9BPbXjk5M5JivntgIEElXJlqfNsOIPuNGc3gVm+b84FIYSJYCNTBk4lCvV8 yfefuYUPpA2ztBzOKDfUToq4sQibtTbTdgue3YPEDb5Cmi6j/7F3kwORQwoSTpiyEnoqFlYBG+G0U 1GXmOsRL8Q75rgHrNIruMG7Yx6svrveet9gEraAe5TSDSqu/7xtBJt2vnkBegZR485iD2KpgEMziB bFOjRiTsW9S7iFWiHbzncIYfXdHdtED6mZSC9A6kOtINGXpA6KrwMYvLHMrzJfbJ+WKcNQcx32oED drXdLz0N6yyZclJt8kww==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q9Qw0-00BobO-2s; Wed, 14 Jun 2023 13:53:16 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q9Qvy-00BoaM-2O; Wed, 14 Jun 2023 13:53:16 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 3128961F1E; Wed, 14 Jun 2023 13:53:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 36061C433C9; Wed, 14 Jun 2023 13:53:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686750793; bh=i+dWwopS2R2pjDCoeERaU9nBu0jCYzS/lwxwHCWXb4I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TGto5Dvi/HN8fU/LSHI/Xe9mWSqjuoMuAggxIeDsDpSdGjOz+OD5Q61dYnwlfUI2u 12eC8JWZkY3dBTcv69CxtYmzohm/TspcjrDl3Zxm+eVFHQ1BuvWvblYU6lS5nHTdB4 4jgzdRwk6I0iRkcg+lC5rT6e/+Zoj8O4Z4XMzKkrAI3Xrl//xHCT0oSrSqy8qzE0DR HFjNZU76vrLc90NskBD5ZmADqSbItjU5wL2oiacXptUySDzj5MWQp2048o6t9bgjHk 3J9d7i2fEQepFckTIKlCANmHRPvvJQeN1+/+mCtl5JH8j+CkcnEmQVaXh28mzw5CiW A7drC/yoaT/Vw== Date: Wed, 14 Jun 2023 16:52:36 +0300 From: Mike Rapoport To: "Vishal Moola (Oracle)" Cc: Andrew Morton , Matthew Wilcox , 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 Subject: Re: [PATCH v4 09/34] mm: Convert pmd_ptlock_init() to use ptdescs Message-ID: <20230614135236.GH52412@kernel.org> References: <20230612210423.18611-1-vishal.moola@gmail.com> <20230612210423.18611-10-vishal.moola@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230612210423.18611-10-vishal.moola@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230614_065314_863378_7AD2B2E8 X-CRM114-Status: GOOD ( 15.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 12, 2023 at 02:03:58PM -0700, Vishal Moola (Oracle) wrote: > 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); > -- > 2.40.1 > > -- Sincerely yours, Mike. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel