From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chintan Pandya Subject: Re: [PATCH v8 0/4] Fix issues with huge mapping in ioremap for ARM64 Date: Thu, 5 Apr 2018 14:39:15 +0530 Message-ID: References: <1522742446-5084-1-git-send-email-cpandya@codeaurora.org> <0229cecc-18fc-c3ef-a5cb-be3f9829cad4@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <0229cecc-18fc-c3ef-a5cb-be3f9829cad4@codeaurora.org> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Marc Zyngier , catalin.marinas@arm.com, will.deacon@arm.com, mark.rutland@arm.com, toshi.kani@hpe.com Cc: linux-arch@vger.kernel.org, arnd@arndb.de, ard.biesheuvel@linaro.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, kristina.martsenko@arm.com, takahiro.akashi@linaro.org, james.morse@arm.com, tglx@linutronix.de, akpm@linux-foundation.org, linux-arm-kernel@lists.infradead.org List-Id: linux-arch.vger.kernel.org On 4/3/2018 5:25 PM, Chintan Pandya wrote: > > > On 4/3/2018 2:13 PM, Marc Zyngier wrote: >> Hi Chintan, > Hi Marc, >> >> On 03/04/18 09:00, Chintan Pandya wrote: >>> This series of patches are follow up work (and depends on) >>> Toshi Kani 's patches "fix memory leak/ >>> panic in ioremap huge pages". >>> >>> This series of patches are tested on 4.9 kernel with Cortex-A75 >>> based SoC. >> >> Given that this is targeting mainline, can you please test with 4.16? >> Basing your patches on something that is over 15 months old is not >> exactly reassuring. > > We have 4.14 ported with the devices (remotely) accessible to me. If > that's sufficient, I will post test report by tomorrow. > > If we really require these patches to be tested with 4.16, I would need > some help here. > Rajendra Nayak helped me with testing these patches on 4.16 kernel (with all the dependent patches already part of 4.16) on SDM845. In addition to kernel boot up, he executed my test-code which was stressing ioremap framework and was able to reproduce the bug without these patches (and Will Deacon's WA). That passed 10hrs of run. [36001.446355] IOREMAP_TEST: my tests ended now Thanks Rajendra Nayak for testing these patches. > Thanks, > >> >> Thanks, >> >>     M. >> > > Chintan Chintan -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org ([198.145.29.96]:44168 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751277AbeDEJJf (ORCPT ); Thu, 5 Apr 2018 05:09:35 -0400 Subject: Re: [PATCH v8 0/4] Fix issues with huge mapping in ioremap for ARM64 From: Chintan Pandya References: <1522742446-5084-1-git-send-email-cpandya@codeaurora.org> <0229cecc-18fc-c3ef-a5cb-be3f9829cad4@codeaurora.org> Message-ID: Date: Thu, 5 Apr 2018 14:39:15 +0530 MIME-Version: 1.0 In-Reply-To: <0229cecc-18fc-c3ef-a5cb-be3f9829cad4@codeaurora.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: Marc Zyngier , catalin.marinas@arm.com, will.deacon@arm.com, mark.rutland@arm.com, toshi.kani@hpe.com Cc: linux-arch@vger.kernel.org, arnd@arndb.de, ard.biesheuvel@linaro.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, kristina.martsenko@arm.com, takahiro.akashi@linaro.org, james.morse@arm.com, tglx@linutronix.de, akpm@linux-foundation.org, linux-arm-kernel@lists.infradead.org Message-ID: <20180405090915.pA6SD4Uo-1demTPkQBl7DjbkFtUC3VtpW_5STEK2nco@z> On 4/3/2018 5:25 PM, Chintan Pandya wrote: > > > On 4/3/2018 2:13 PM, Marc Zyngier wrote: >> Hi Chintan, > Hi Marc, >> >> On 03/04/18 09:00, Chintan Pandya wrote: >>> This series of patches are follow up work (and depends on) >>> Toshi Kani 's patches "fix memory leak/ >>> panic in ioremap huge pages". >>> >>> This series of patches are tested on 4.9 kernel with Cortex-A75 >>> based SoC. >> >> Given that this is targeting mainline, can you please test with 4.16? >> Basing your patches on something that is over 15 months old is not >> exactly reassuring. > > We have 4.14 ported with the devices (remotely) accessible to me. If > that's sufficient, I will post test report by tomorrow. > > If we really require these patches to be tested with 4.16, I would need > some help here. > Rajendra Nayak helped me with testing these patches on 4.16 kernel (with all the dependent patches already part of 4.16) on SDM845. In addition to kernel boot up, he executed my test-code which was stressing ioremap framework and was able to reproduce the bug without these patches (and Will Deacon's WA). That passed 10hrs of run. [36001.446355] IOREMAP_TEST: my tests ended now Thanks Rajendra Nayak for testing these patches. > Thanks, > >> >> Thanks, >> >>     M. >> > > Chintan Chintan -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project