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=-8.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 44263C49ED7 for ; Fri, 13 Sep 2019 06:58:17 +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 19060208C0 for ; Fri, 13 Sep 2019 06:58:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dzBddolW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19060208C0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.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:In-Reply-To:MIME-Version:Date: Message-ID:References:To:Subject:From:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0KX/Rao/B98rpfHUd6gC9FltMPTyLy+T61To6WEhNIk=; b=dzBddolWj/9Tef 9iGB/KOBGMVybATVF/trkbbT1E+YCJyeX0kfKVAg6uRJU4ma5tkNqT0/olNu6WFIqjFSyS07jMm7o XxJSme5DAwVe/AnPItZK+VY0hZcEz7I93du10Dww2r6XbYyoSPJV0gD3YgsK9Yfqbzk/TV/vc0fVO MdR098sDLzTGDyhaata3UvMTVO6Bkme8969aVchpKFtlC6gcznw55Wiqxnf8VMQbhY+CDiNhWntsm 6ZsYREWw4XUaOhX1/8Fq9JE3VEtmD9qkUho+tZTSTuU9K7rB15BYT3/vAvVoesdOcEaHQWnrJ9RTb 9XVrpapt59G5Mv7/vy0Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1i8fX6-0005UG-HL; Fri, 13 Sep 2019 06:58:16 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1i8fX3-0005TG-0j; Fri, 13 Sep 2019 06:58:14 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0A928337; Thu, 12 Sep 2019 23:58:11 -0700 (PDT) Received: from [10.162.41.125] (p8cg001049571a15.blr.arm.com [10.162.41.125]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6675F3F67D; Fri, 13 Sep 2019 00:00:27 -0700 (PDT) From: Anshuman Khandual Subject: Re: [PATCH] mm/pgtable/debug: Fix test validating architecture page table helpers To: Christophe Leroy , linux-mm@kvack.org References: <1892b37d1fd9a4ed39e76c4b999b6556077201c0.1568355752.git.christophe.leroy@c-s.fr> Message-ID: <527dd29d-45fa-4d83-1899-6cbf268dd749@arm.com> Date: Fri, 13 Sep 2019 12:28:08 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <1892b37d1fd9a4ed39e76c4b999b6556077201c0.1568355752.git.christophe.leroy@c-s.fr> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190912_235813_106612_FC8A5D00 X-CRM114-Status: GOOD ( 16.81 ) 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: Mark Rutland , linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, Peter Zijlstra , James Hogan , Heiko Carstens , Michal Hocko , Dave Hansen , Paul Mackerras , sparclinux@vger.kernel.org, Dan Williams , linux-s390@vger.kernel.org, Jason Gunthorpe , x86@kernel.org, Russell King - ARM Linux , Matthew Wilcox , Steven Price , Tetsuo Handa , Vlastimil Babka , linux-snps-arc@lists.infradead.org, Kees Cook , Mark Brown , "Kirill A . Shutemov" , Thomas Gleixner , Gerald Schaefer , linux-arm-kernel@lists.infradead.org, Sri Krishna chowdary , Masahiro Yamada , Greg Kroah-Hartman , Ard Biesheuvel , linux-mips@vger.kernel.org, Ralf Baechle , linux-kernel@vger.kernel.org, Paul Burton , Mike Rapoport , Vineet Gupta , Martin Schwidefsky , Andrew Morton , linuxppc-dev@lists.ozlabs.org, "David S. Miller" 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 On 09/13/2019 11:53 AM, Christophe Leroy wrote: > Fix build failure on powerpc. > > Fix preemption imbalance. > > Signed-off-by: Christophe Leroy > --- > mm/arch_pgtable_test.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/mm/arch_pgtable_test.c b/mm/arch_pgtable_test.c > index 8b4a92756ad8..f2b3c9ec35fa 100644 > --- a/mm/arch_pgtable_test.c > +++ b/mm/arch_pgtable_test.c > @@ -24,6 +24,7 @@ > #include > #include > #include > +#include This is okay. > #include > #include > > @@ -400,6 +401,8 @@ static int __init arch_pgtable_tests_init(void) > p4d_clear_tests(p4dp); > pgd_clear_tests(mm, pgdp); > > + pte_unmap(ptep); > + Now the preemption imbalance via pte_alloc_map() path i.e pte_alloc_map() -> pte_offset_map() -> kmap_atomic() Is not this very much powerpc 32 specific or this will be applicable for all platform which uses kmap_XXX() to map high memory ? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel