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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 24 Sep 2019 13:31:54 +0100 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x8OCVrqt49414322 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 24 Sep 2019 12:31:53 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 32A1FA4060; Tue, 24 Sep 2019 12:31:53 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1E2E9A4062; Tue, 24 Sep 2019 12:31:49 +0000 (GMT) Received: from linux.ibm.com (unknown [9.148.8.153]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Tue, 24 Sep 2019 12:31:49 +0000 (GMT) Date: Tue, 24 Sep 2019 15:31:47 +0300 From: Mike Rapoport To: "Kirill A. Shutemov" Subject: Re: [PATCH V3 0/2] mm/debug: Add tests for architecture exported page table helpers References: <1568961203-18660-1-git-send-email-anshuman.khandual@arm.com> <20190924115101.p6y7vpbtgmj5qjku@box> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190924115101.p6y7vpbtgmj5qjku@box> User-Agent: Mutt/1.5.24 (2015-08-30) X-TM-AS-GCONF: 00 x-cbid: 19092412-0012-0000-0000-0000034FFF16 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19092412-0013-0000-0000-0000218A8EF4 Message-Id: <20190924123146.GC5202@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-09-24_05:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1909240125 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190924_053211_447804_67EDF2E0 X-CRM114-Status: GOOD ( 25.53 ) 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 , Tetsuo Handa , Heiko Carstens , Michal Hocko , linux-mm@kvack.org, Paul Mackerras , sparclinux@vger.kernel.org, Thomas Gleixner , linux-s390@vger.kernel.org, Michael Ellerman , x86@kernel.org, Russell King - ARM Linux , Matthew Wilcox , Steven Price , Jason Gunthorpe , Gerald Schaefer , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Kees Cook , Anshuman Khandual , Masahiro Yamada , Mark Brown , Dan Williams , Vlastimil Babka , Christophe Leroy , Sri Krishna chowdary , Ard Biesheuvel , Greg Kroah-Hartman , Dave Hansen , 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" , Mike Kravetz 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 Tue, Sep 24, 2019 at 02:51:01PM +0300, Kirill A. Shutemov wrote: > On Fri, Sep 20, 2019 at 12:03:21PM +0530, Anshuman Khandual wrote: > > This series adds a test validation for architecture exported page table > > helpers. Patch in the series adds basic transformation tests at various > > levels of the page table. Before that it exports gigantic page allocation > > function from HugeTLB. > > > > This test was originally suggested by Catalin during arm64 THP migration > > RFC discussion earlier. Going forward it can include more specific tests > > with respect to various generic MM functions like THP, HugeTLB etc and > > platform specific tests. > > > > https://lore.kernel.org/linux-mm/20190628102003.GA56463@arrakis.emea.arm.com/ > > > > Testing: > > > > Successfully build and boot tested on both arm64 and x86 platforms without > > any test failing. Only build tested on some other platforms. Build failed > > on some platforms (known) in pud_clear_tests() as there were no available > > __pgd() definitions. > > > > - ARM32 > > - IA64 > > Hm. Grep shows __pgd() definitions for both of them. Is it for specific > config? For ARM32 it's defined only for 3-lelel page tables, i.e with LPAE on. For IA64 it's defined for !STRICT_MM_TYPECHECKS which is even not a config option, but a define in arch/ia64/include/asm/page.h > -- > Kirill A. Shutemov -- Sincerely yours, Mike. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel