From patchwork Mon Jan 21 08:03:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 10772901 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 46D596C2 for ; Mon, 21 Jan 2019 08:05:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 36F4728524 for ; Mon, 21 Jan 2019 08:05:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2A09A29B02; Mon, 21 Jan 2019 08:05:09 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id CD63528524 for ; Mon, 21 Jan 2019 08:05:08 +0000 (UTC) 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id: References:In-Reply-To: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=tYoExMMLB5zyQWAKYhU0baIayNduAaVLCcWejA1/i64=; b=BKd7GLQlbnH4dD0gnvV7ETr8Yl TFRsPpFzwANO1HDxdHz1hY0nwBWzO1NU0CDBUlELvHM2C2jWYjd575n6oru1isbVwnYDmV38wqKdw 0tVozrbVFQiclfO3V1ugLQOYF4r/CLpX3BidZ3TmIKLhG5c05G/SNT2X6nDdJWJgG4cCL5JPpiTia kvTBK590urJV5bE9GEaH/ovJCshOpIsWQDik1tc3VlhvZ4DzZYKBzRslnBIgmVf2nlGMjK+I3ysmy HX0zndhTEaIBHccxK/ZG/o3qjZ1xZkbmMss4xXhk7uXllPEW46BW+777D8YJa1stD4XWuW7ciAXRp /NmCqHUA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1glUZo-0004Bw-6l; Mon, 21 Jan 2019 08:05:00 +0000 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1glUZR-0003nZ-Hh for linux-arm-kernel@lists.infradead.org; Mon, 21 Jan 2019 08:04:40 +0000 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x0L83pKO064676 for ; Mon, 21 Jan 2019 03:04:36 -0500 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0a-001b2d01.pphosted.com with ESMTP id 2q57kw67nn-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 21 Jan 2019 03:04:36 -0500 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 21 Jan 2019 08:04:22 -0000 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x0L84Lhu8913234 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 21 Jan 2019 08:04:21 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5E22D4204C; Mon, 21 Jan 2019 08:04:21 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6D46242045; Mon, 21 Jan 2019 08:04:16 +0000 (GMT) Received: from rapoport-lnx (unknown [9.148.207.125]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Mon, 21 Jan 2019 08:04:16 +0000 (GMT) Received: by rapoport-lnx (sSMTP sendmail emulation); Mon, 21 Jan 2019 10:04:15 +0200 From: Mike Rapoport To: linux-mm@kvack.org Subject: [PATCH v2 01/21] openrisc: prefer memblock APIs returning virtual address Date: Mon, 21 Jan 2019 10:03:48 +0200 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1548057848-15136-1-git-send-email-rppt@linux.ibm.com> References: <1548057848-15136-1-git-send-email-rppt@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19012108-0016-0000-0000-000002482BC2 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19012108-0017-0000-0000-000032A25B18 Message-Id: <1548057848-15136-2-git-send-email-rppt@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-01-21_04:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=880 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1901210066 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190121_000437_860014_129DDE77 X-CRM114-Status: GOOD ( 23.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rich Felker , linux-ia64@vger.kernel.org, devicetree@vger.kernel.org, Catalin Marinas , Heiko Carstens , x86@kernel.org, linux-mips@vger.kernel.org, Max Filippov , Guo Ren , sparclinux@vger.kernel.org, Christoph Hellwig , linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Richard Weinberger , linux-sh@vger.kernel.org, Russell King , kasan-dev@googlegroups.com, Mike Rapoport , Geert Uytterhoeven , Mark Salter , Dennis Zhou , Matt Turner , linux-snps-arc@lists.infradead.org, uclinux-h8-devel@lists.sourceforge.jp, Petr Mladek , linux-xtensa@linux-xtensa.org, linux-alpha@vger.kernel.org, linux-um@lists.infradead.org, linux-m68k@lists.linux-m68k.org, Rob Herring , Greentime Hu , xen-devel@lists.xenproject.org, Stafford Horne , Guan Xuetao , linux-arm-kernel@lists.infradead.org, Michal Simek , Tony Luck , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Burton , Vineet Gupta , Michael Ellerman , Andrew Morton , linuxppc-dev@lists.ozlabs.org, "David S. Miller" , openrisc@lists.librecores.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The allocation of the page tables memory in openrics uses memblock_phys_alloc() and then converts the returned physical address to virtual one. Use memblock_alloc_raw() and add a panic() if the allocation fails. Signed-off-by: Mike Rapoport Acked-by: Stafford Horne --- arch/openrisc/mm/init.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/openrisc/mm/init.c b/arch/openrisc/mm/init.c index d157310..caeb418 100644 --- a/arch/openrisc/mm/init.c +++ b/arch/openrisc/mm/init.c @@ -105,7 +105,10 @@ static void __init map_ram(void) } /* Alloc one page for holding PTE's... */ - pte = (pte_t *) __va(memblock_phys_alloc(PAGE_SIZE, PAGE_SIZE)); + pte = memblock_alloc_raw(PAGE_SIZE, PAGE_SIZE); + if (!pte) + panic("%s: Failed to allocate page for PTEs\n", + __func__); set_pmd(pme, __pmd(_KERNPG_TABLE + __pa(pte))); /* Fill the newly allocated page with PTE'S */