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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 25F0EC468C1 for ; Mon, 10 Jun 2019 04:41:50 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id ED28C206C3 for ; Mon, 10 Jun 2019 04:41:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="OQAz1MXO"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="QcKUZrLg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ED28C206C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=N01sdOaDGmkT6/1BVNl8F/NJNYQBv8BQ12Ah0Dq3nNg=; b=OQAz1MXOrQGn1B beqS+12p5qtpJvkFVc+lCT0vpBXXIqFf48SxdC/TQvZ9xPGKXZxbmNfGtZutW7/C/zyfjSBum4v/R WPV+Pvxiu1HHfNADmINHmmMH1oPTGnF6gpkBGgZ8LuhL/VEW1kyRxfLaH2dHcfodKJXz3XjXTdaEF bOIOY1EFhEA7Fe9AutiynkB81jQ9Hr1dB0hZtAekI6TSeHZ8/Xcc3ADysDU8RwT/5XswSdH7y0f8U s6qdL4sbiHZzXwDzZFAM1LgRCtQL4rjnn4tfScXbWi5hQM6RNk1Uz7ZxdWnvWu27pskuRSj8IyVXC +ETz1p3pTAC5RLwxVs8g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1haC7q-0003Dz-TY; Mon, 10 Jun 2019 04:41:42 +0000 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1haC7I-0002nW-2q for linux-arm-kernel@lists.infradead.org; Mon, 10 Jun 2019 04:41:09 +0000 Received: by mail-pf1-x443.google.com with SMTP id u22so4522242pfm.3 for ; Sun, 09 Jun 2019 21:41:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=j0iK9oPhBRVSERhwHAEayZPRDfAp+ATJEAPI7I5uyj4=; b=QcKUZrLgQKctcgR3ilhCBa5vjFh1fCNel4R0mH2jk1Tp1iY8hD5fmbOXmGKoUrtwrX aooSLGAYY4vJTaJiilgcSwtsbtlReimSqPJehqwexfgMa1TSDy87tibLD1OVDBuraUgF 1eug6DwfebsLN8WATm5Uo/buzMbsbe7cmFeeGAou4YR8gUntPh269QbxM4FU0ceR+tkZ yYV/k5ae9a57jsDNkdnoZv/7BNEnWzMf2bpp4UgMJtp4lhaMos2gOosWi+v2Q2ucsNo8 u4SyyZAk+CXBmcTfhN9KeuKxn8I04ooCPtfQSfJVzUy10NVs7IEypZ1DcHHiWqHw2nfp FjMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=j0iK9oPhBRVSERhwHAEayZPRDfAp+ATJEAPI7I5uyj4=; b=af34FxtE0Xs4LMS/hKzY3+7+Uemb2V/8Grh6D6VF6Jk64gAMmyXbyJWy4HcgSno/Fi 6vgZDi7UnEbTrwrAdKv7sYvGFRP8Skk3sJKKhUo1VMxQ2meaQrt5qqz7q8dDht5Eei7F jyz0Z2KwFVd11g9nmMx8W2BQ6V+B82iIu1UT07dLJYEaew75zsGltNnyhl6ip6DwSAfj NGOHtlymzB2xseQBPCnt6SGKoAmxMQCvFMlusrCluEQViSJ18or6gj3z1nEUPkSWazKh eu3fodt/qpXwtMeLzjWNBinNMlqSpDlM/gqcqdJFDB5LCRNvGyD7D0nv6oRg7CPfOQCE +hwg== X-Gm-Message-State: APjAAAU484V4rRLwKWhgCs1fR5BDtldEpr51HgzSUG28jcSUDP5RoQB9 lAkad6SuMzV+P5ac+yeEhjU= X-Google-Smtp-Source: APXvYqw+VLnzFiNoQ//mElPmrK/yDIA214P00B8jjBcBGJdQSiCpHxlwG6iJk4iNAZq+HcvbqmTphQ== X-Received: by 2002:a17:90a:9f8e:: with SMTP id o14mr18793157pjp.82.1560141667565; Sun, 09 Jun 2019 21:41:07 -0700 (PDT) Received: from bobo.local0.net (60-241-56-246.tpgi.com.au. [60.241.56.246]) by smtp.gmail.com with ESMTPSA id l1sm9166802pgj.67.2019.06.09.21.41.04 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Sun, 09 Jun 2019 21:41:07 -0700 (PDT) From: Nicholas Piggin To: linux-mm@kvack.org Subject: [PATCH 3/4] powerpc/64s/radix: support huge vmap vmalloc Date: Mon, 10 Jun 2019 14:38:37 +1000 Message-Id: <20190610043838.27916-3-npiggin@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190610043838.27916-1-npiggin@gmail.com> References: <20190610043838.27916-1-npiggin@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190609_214108_189495_5A09F389 X-CRM114-Status: UNSURE ( 9.63 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, Nicholas Piggin Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Applying huge vmap to vmalloc requires vmalloc_to_page to walk huge pages. Define pud_large and pmd_large to support this. Signed-off-by: Nicholas Piggin --- arch/powerpc/include/asm/book3s/64/pgtable.h | 24 ++++++++++++-------- 1 file changed, 15 insertions(+), 9 deletions(-) diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 5faceeefd9f9..8e02077b11fb 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -923,6 +923,11 @@ static inline int pud_present(pud_t pud) return !!(pud_raw(pud) & cpu_to_be64(_PAGE_PRESENT)); } +static inline int pud_large(pud_t pud) +{ + return !!(pud_raw(pud) & cpu_to_be64(_PAGE_PTE)); +} + extern struct page *pud_page(pud_t pud); extern struct page *pmd_page(pmd_t pmd); static inline pte_t pud_pte(pud_t pud) @@ -966,6 +971,11 @@ static inline int pgd_present(pgd_t pgd) return !!(pgd_raw(pgd) & cpu_to_be64(_PAGE_PRESENT)); } +static inline int pgd_large(pgd_t pgd) +{ + return !!(pgd_raw(pgd) & cpu_to_be64(_PAGE_PTE)); +} + static inline pte_t pgd_pte(pgd_t pgd) { return __pte_raw(pgd_raw(pgd)); @@ -1091,6 +1101,11 @@ static inline pte_t *pmdp_ptep(pmd_t *pmd) #define pmd_mk_savedwrite(pmd) pte_pmd(pte_mk_savedwrite(pmd_pte(pmd))) #define pmd_clear_savedwrite(pmd) pte_pmd(pte_clear_savedwrite(pmd_pte(pmd))) +static inline int pmd_large(pmd_t pmd) +{ + return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE)); +} + #ifdef CONFIG_HAVE_ARCH_SOFT_DIRTY #define pmd_soft_dirty(pmd) pte_soft_dirty(pmd_pte(pmd)) #define pmd_mksoft_dirty(pmd) pte_pmd(pte_mksoft_dirty(pmd_pte(pmd))) @@ -1159,15 +1174,6 @@ pmd_hugepage_update(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, return hash__pmd_hugepage_update(mm, addr, pmdp, clr, set); } -/* - * returns true for pmd migration entries, THP, devmap, hugetlb - * But compile time dependent on THP config - */ -static inline int pmd_large(pmd_t pmd) -{ - return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE)); -} - static inline pmd_t pmd_mknotpresent(pmd_t pmd) { return __pmd(pmd_val(pmd) & ~_PAGE_PRESENT); -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel