From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f198.google.com (mail-pf0-f198.google.com [209.85.192.198]) by kanga.kvack.org (Postfix) with ESMTP id 13F7F6B0038 for ; Mon, 9 Jan 2017 00:10:05 -0500 (EST) Received: by mail-pf0-f198.google.com with SMTP id 204so98775942pfx.1 for ; Sun, 08 Jan 2017 21:10:05 -0800 (PST) Received: from mail-pf0-x22d.google.com (mail-pf0-x22d.google.com. [2607:f8b0:400e:c00::22d]) by mx.google.com with ESMTPS id z21si3705125pge.85.2017.01.08.21.10.04 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 08 Jan 2017 21:10:04 -0800 (PST) Received: by mail-pf0-x22d.google.com with SMTP id 189so15277236pfu.3 for ; Sun, 08 Jan 2017 21:10:04 -0800 (PST) Subject: Re: [PATCH v3] arm64: mm: Fix NOMAP page initialization References: <20161216165437.21612-1-rrichter@cavium.com> From: Hanjun Guo Message-ID: <4fbd559b-b4f2-2c89-3024-5d1137ff170d@linaro.org> Date: Mon, 9 Jan 2017 13:09:53 +0800 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Prakash B Cc: Ard Biesheuvel , Robert Richter , Mark Rutland , Yisheng Xie , David Daney , Catalin Marinas , Will Deacon , Russell King , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , James Morse , "linux-arm-kernel@lists.infradead.org" Hi Prakash, On 2017/1/6 13:22, Prakash B wrote: > Hi Hanjun, > > >> a update here, tested on 4.9, >> >> - Applied Ard's two patches only >> - Applied Robert's patch only >> >> Both of them can work fine on D05 with NUMA enabled, which means >> boot ok and LTP MM stress test is passed. > > It is not related to this patch set. > LTP "cpuset01" test crashes with latest 4.9, 4.10-rc1 and 4.10-rc2 kernels on > Thunderx 2S . Do you see any such behaviour on D05. I didn't test "cpuset01" on D05 but according to the test in Linaro, LTP full test is passed on D05 with Ard's 2 patches. > > Any idea what might be causing this issue. Since it's not happening on D05, maybe it's related to the firmware? (just a wild guess...) Thanks Hanjun > > > 227.627546] cpuset01: page allocation stalls for 10096ms, order:0, > mode:0x24200ca(GFP_HIGHUSER_MOVABLE) > [ 227.627586] CPU: 53 PID: 11017 Comm: cpuset01 Not tainted 4.9.04kNUMA+ #2 > [ 227.627591] Hardware name: www.cavium.com ThunderX Unknown/ThunderX > Unknown, BIOS 0.3 Aug 24 2016 > [ 227.627599] Call trace: > [ 227.627623] [] dump_backtrace+0x0/0x238 > [ 227.627640] [] show_stack+0x24/0x30 > [ 227.627656] [] dump_stack+0x94/0xb4 > [ 227.627679] [] warn_alloc+0x138/0x150 > [ 227.627686] [] __alloc_pages_nodemask+0xb04/0xcf0 > [ 227.627697] [] alloc_pages_vma+0xc8/0x270 > [ 227.627715] [] handle_mm_fault+0xc8c/0xfd8 > [ 227.627732] [] do_page_fault+0x2c0/0x368 > [ 227.627744] [] do_mem_abort+0x6c/0xe0 > [ 227.627752] Exception stack(0xffff801f55823e00 to 0xffff801f55823f30) > [ 227.627763] 3e00: 0000000000000000 0000ffff92682000 > ffffffffffffffff 0000ffff9252b3e8 > [ 227.627774] 3e20: 0000000020000000 0000000000000000 > 000000000000a000 0000000000000003 > [ 227.627785] 3e40: 0000000000000022 ffffffffffffffff > 0000000000000123 00000000000000de > [ 227.627793] 3e60: ffff000008972000 0000000000000015 > ffff801f55823e90 0000000000040900 > [ 227.627800] 3e80: 0000000000000000 ffff0000080836f0 > 0000000000000000 0000ffff92682000 > [ 227.627809] 3ea0: ffffffffffffffff 0000ffff92575d8c > 0000000000000000 0000000000040900 > [ 227.627819] 3ec0: 0000ffff92682000 00000000000000f7 > 0000000000004fc0 0000000000000022 > [ 227.627828] 3ee0: 0000000000000000 0000000000000000 > 0000ffff925f5508 f7f7f7f7f7f7f7f7 > [ 227.627838] 3f00: 0000ffff92686ff0 0000000000002ab8 > 0101010101010101 0000000000000020 > [ 227.627847] 3f20: 0000000000000000 0000000000000000 > [ 227.627858] [] el0_da+0x18/0x1c > [ 227.627865] Mem-Info: > [ 227.627899] active_anon:38613 inactive_anon:8174 isolated_anon:0 > active_file:25148 inactive_file:64173 isolated_file:0 > unevictable:742 dirty:0 writeback:0 unstable:0 > slab_reclaimable:29066 slab_unreclaimable:67304 > mapped:22876 shmem:2597 pagetables:1240 bounce:0 > free:65582521 free_pcp:1834 free_cma:0 > -- 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