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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 DEE5DC001B0 for ; Mon, 7 Aug 2023 23:19:13 +0000 (UTC) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=aasPlAtm; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4RKXMN2z49z3bcD for ; Tue, 8 Aug 2023 09:19:12 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=aasPlAtm; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:4864:20::b30; helo=mail-yb1-xb30.google.com; envelope-from=vishal.moola@gmail.com; receiver=lists.ozlabs.org) Received: from mail-yb1-xb30.google.com (mail-yb1-xb30.google.com [IPv6:2607:f8b0:4864:20::b30]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4RKX3p43jDz3031 for ; Tue, 8 Aug 2023 09:05:42 +1000 (AEST) Received: by mail-yb1-xb30.google.com with SMTP id 3f1490d57ef6-d0728058651so5368052276.1 for ; Mon, 07 Aug 2023 16:05:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1691449540; x=1692054340; 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=XBjJ/e2vPX4j94DTkAO9XQqqbwuOMqryYrtpznFEgGY=; b=aasPlAtm5Pcd0yp6duryP473IaipZJS0bWZ4Z8XEGwFlj43AOqpIIC6FhirKlPve9C F1vUSIrLW1oYFLLrLilYCJzqaLsw1rmRGBb+Z5eKzeBY0HVz8f1HGASCxMQ2qqkeDt1/ NUUsoQwBHF6NBLlkSQcHcy9LC4jgcOdJmOlAy/6h3iyfEMCFdLo7Fk1Bu4KWGLpiNsE1 KzSFxNl6DRl46MY838sL7FF+wIJkc1YVhg5kJdFIQoWHplt5NksftMQPYk7wCakllMw/ EceX3OKTdEGMJ4GdFrkX3TffvwqD7i/AFN0kCIklmMB/JORnudk4URx0r/bcoO+F1Yl1 rD5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691449540; x=1692054340; 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=XBjJ/e2vPX4j94DTkAO9XQqqbwuOMqryYrtpznFEgGY=; b=cLozQzK572xNTqZo6enDrnIzWpEezz5DKCYxHQ3vukYYc0QiGa45cZCGAuVS8Rs+Wd ujJqFWXGxeSxjh1MLtDoML+PrawlyMSmG13OQSwYKUkkA8/0X7sKQP5hgnE2vpJvqOiH qef4TNhW3SWbzrNybTWvcUDNbyZbRcZ1Vqtv9GPFf5xXCqYUZIcsyNg5ZCy15RQRKhzO g/0EyOa73xD2QvBRfsqUPqjNWoZzHEwnLedUgGVjbQ0sQTdklHvl+NmlCekR2TdTFdN3 unahLgWz6ZLJl9wOaueY6YR8hndwzoZk8cyaBXVRtXU0EB0hfejf+2/YFT945TyK37Io SJEg== X-Gm-Message-State: AOJu0YzHnqRPs8iquVeEqdWgk+iUDaZZknb/t6tw5nxS0LpXu6WDdqHc NbBEWxri25Efibx1p/kmZnc= X-Google-Smtp-Source: AGHT+IEw8LfaxYvauKrU5QG8lz4qzDMmMrsNvSvomqfZDfXz4mmURgWJbxHCG9LEh9h57v96do4e4w== X-Received: by 2002:a25:8251:0:b0:cb9:41ad:8938 with SMTP id d17-20020a258251000000b00cb941ad8938mr12329076ybn.3.1691449540449; Mon, 07 Aug 2023 16:05:40 -0700 (PDT) Received: from unknowna0e70b2ca394.attlocal.net ([2600:1700:2f7d:1800::16]) by smtp.googlemail.com with ESMTPSA id d190-20020a25cdc7000000b00d3596aca5bcsm2545203ybf.34.2023.08.07.16.05.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Aug 2023 16:05:40 -0700 (PDT) From: "Vishal Moola (Oracle)" To: Andrew Morton , Matthew Wilcox Subject: [PATCH mm-unstable v9 11/31] mm: Create ptdesc equivalents for pgtable_{pte,pmd}_page_{ctor,dtor} Date: Mon, 7 Aug 2023 16:04:53 -0700 Message-Id: <20230807230513.102486-12-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 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-sh@vger.kernel.org, linux-um@lists.infradead.org, linux-mips@vger.kernel.org, linux-csky@vger.kernel.org, "Vishal Moola \(Oracle\)" , linux-mm@kvack.org, linux-m68k@lists.linux-m68k.org, Hugh Dickins , Mike Rapoport , loongarch@lists.linux.dev, sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Create pagetable_pte_ctor(), pagetable_pmd_ctor(), pagetable_pte_dtor(), and pagetable_pmd_dtor() and make the original pgtable constructor/destructors wrappers. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 56 ++++++++++++++++++++++++++++++++++------------ 1 file changed, 42 insertions(+), 14 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 94984d49ab01..6310e0c59efe 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2921,20 +2921,34 @@ static inline bool ptlock_init(struct ptdesc *ptdesc) { return true; } static inline void ptlock_free(struct ptdesc *ptdesc) {} #endif /* USE_SPLIT_PTE_PTLOCKS */ -static inline bool pgtable_pte_page_ctor(struct page *page) +static inline bool pagetable_pte_ctor(struct ptdesc *ptdesc) { - if (!ptlock_init(page_ptdesc(page))) + struct folio *folio = ptdesc_folio(ptdesc); + + if (!ptlock_init(ptdesc)) return false; - __SetPageTable(page); - inc_lruvec_page_state(page, NR_PAGETABLE); + __folio_set_pgtable(folio); + lruvec_stat_add_folio(folio, NR_PAGETABLE); return true; } +static inline bool pgtable_pte_page_ctor(struct page *page) +{ + return pagetable_pte_ctor(page_ptdesc(page)); +} + +static inline void pagetable_pte_dtor(struct ptdesc *ptdesc) +{ + struct folio *folio = ptdesc_folio(ptdesc); + + ptlock_free(ptdesc); + __folio_clear_pgtable(folio); + lruvec_stat_sub_folio(folio, NR_PAGETABLE); +} + static inline void pgtable_pte_page_dtor(struct page *page) { - ptlock_free(page_ptdesc(page)); - __ClearPageTable(page); - dec_lruvec_page_state(page, NR_PAGETABLE); + pagetable_pte_dtor(page_ptdesc(page)); } pte_t *__pte_offset_map(pmd_t *pmd, unsigned long addr, pmd_t *pmdvalp); @@ -3032,20 +3046,34 @@ static inline spinlock_t *pmd_lock(struct mm_struct *mm, pmd_t *pmd) return ptl; } -static inline bool pgtable_pmd_page_ctor(struct page *page) +static inline bool pagetable_pmd_ctor(struct ptdesc *ptdesc) { - if (!pmd_ptlock_init(page_ptdesc(page))) + struct folio *folio = ptdesc_folio(ptdesc); + + if (!pmd_ptlock_init(ptdesc)) return false; - __SetPageTable(page); - inc_lruvec_page_state(page, NR_PAGETABLE); + __folio_set_pgtable(folio); + lruvec_stat_add_folio(folio, NR_PAGETABLE); return true; } +static inline bool pgtable_pmd_page_ctor(struct page *page) +{ + return pagetable_pmd_ctor(page_ptdesc(page)); +} + +static inline void pagetable_pmd_dtor(struct ptdesc *ptdesc) +{ + struct folio *folio = ptdesc_folio(ptdesc); + + pmd_ptlock_free(ptdesc); + __folio_clear_pgtable(folio); + lruvec_stat_sub_folio(folio, NR_PAGETABLE); +} + static inline void pgtable_pmd_page_dtor(struct page *page) { - pmd_ptlock_free(page_ptdesc(page)); - __ClearPageTable(page); - dec_lruvec_page_state(page, NR_PAGETABLE); + pagetable_pmd_dtor(page_ptdesc(page)); } /* -- 2.40.1