From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f198.google.com (mail-io0-f198.google.com [209.85.223.198]) by kanga.kvack.org (Postfix) with ESMTP id B72BB6B0033 for ; Tue, 14 Nov 2017 02:45:20 -0500 (EST) Received: by mail-io0-f198.google.com with SMTP id k9so14163405iok.13 for ; Mon, 13 Nov 2017 23:45:20 -0800 (PST) Received: from EUR01-VE1-obe.outbound.protection.outlook.com (mail-ve1eur01on0055.outbound.protection.outlook.com. [104.47.1.55]) by mx.google.com with ESMTPS id o67si14520453ioe.13.2017.11.13.23.45.15 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 13 Nov 2017 23:45:15 -0800 (PST) From: Ran Wang Subject: RE: [PATCH 1/2] mm: drop migrate type checks from has_unmovable_pages Date: Tue, 14 Nov 2017 07:45:11 +0000 Message-ID: References: <20171113110232.ivd6l52y7j2q2iaq@dhcp22.suse.cz> <20171114070634.zoh75rakg57uhd3j@dhcp22.suse.cz> In-Reply-To: <20171114070634.zoh75rakg57uhd3j@dhcp22.suse.cz> Content-Language: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: "linux-mm@kvack.org" , Michael Ellerman , Vlastimil Babka , Andrew Morton , KAMEZAWA Hiroyuki , Reza Arbab , Yasuaki Ishimatsu , "qiuxishi@huawei.com" , Igor Mammedov , Vitaly Kuznetsov , LKML , Leo Li , Xiaobo Xie Hi Michal, > -----Original Message----- > From: Michal Hocko [mailto:mhocko@kernel.org] > Sent: Tuesday, November 14, 2017 3:07 PM > To: Ran Wang > Cc: linux-mm@kvack.org; Michael Ellerman ; Vlastimil > Babka ; Andrew Morton ; > KAMEZAWA Hiroyuki ; Reza Arbab > ; Yasuaki Ishimatsu ; > qiuxishi@huawei.com; Igor Mammedov ; Vitaly > Kuznetsov ; LKML ; > Leo Li ; Xiaobo Xie > Subject: Re: [PATCH 1/2] mm: drop migrate type checks from > has_unmovable_pages >=20 > On Tue 14-11-17 06:10:00, Ran Wang wrote: > [...] > > > > This drop cause DWC3 USB controller fail on initialization with > > > > Layerscaper processors (such as LS1043A) as below: > > > > > > > > [ 2.701437] xhci-hcd xhci-hcd.0.auto: new USB bus registered, > assigned > > > bus number 1 > > > > [ 2.710949] cma: cma_alloc: alloc failed, req-size: 1 pages, ret= : -16 > > > > [ 2.717411] xhci-hcd xhci-hcd.0.auto: can't setup: -12 > > > > [ 2.727940] xhci-hcd xhci-hcd.0.auto: USB bus 1 deregistered > > > > [ 2.733607] xhci-hcd: probe of xhci-hcd.0.auto failed with error= -12 > > > > [ 2.739978] xhci-hcd xhci-hcd.1.auto: xHCI Host Controller > > > > > > > > And I notice that someone also reported to you that DWC2 got > > > > affected recently, so do you have the solution now? > > > > > > Yes. It should be in linux-next. Have a look at the following email > > > thread: > > > > https://emea01.safelinks.protection.outlook.com/?url=3Dhttp%3A%2F%2Flkml. > > > > kernel.org%2Fr%2F20171104082500.qvzbb2kw4suo6cgy%40dhcp22.suse.cz& > > > > data=3D02%7C01%7Cran.wang_1%40nxp.com%7C5e73c6a941fc4f1c10e708d52 > > > > a860c5b%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C636461677 > > > > 583607877&sdata=3DzlRxJ4LZwOBsit5qRx9yFT5qfP54wZ0z6G1z%2Bcywf5g%3D > > > &reserved=3D0 >=20 > I really have no idea where the above link came from because my email had > a reference to > https://emea01.safelinks.protection.outlook.com/?url=3Dhttp%3A%2F%2Flkml. > kernel.org%2Fr%2F20171104082500.qvzbb2kw4suo6cgy%40dhcp22.suse.cz& > data=3D02%7C01%7Cran.wang_1%40nxp.com%7C9b452e62f11e446d12b408d5 > 2b2e4014%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C63646239 > 9997608449&sdata=3DS9MPhGyIUiYCJdVYMh3DAHAEytu%2Fu45BB%2BcMhO% > 2BP3Qo%3D&reserved=3D0 > Has your email client modified the original email? >=20 > > Thanks for your info, although I fail to open the link you shared, but > > I got patch from my colleague and the issue got fix on my side, let you= know, > thanks. >=20 > Thanks for your testing anyway. Can I assume your Tested-by? Yes, please. BR Ran > -- > Michal Hocko > SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org