Message ID | 20220824111357.4062191-1-acelan.kao@canonical.com |
---|---|
Headers | show
Return-Path: <kernel-team-bounces@lists.ubuntu.com> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=<UNKNOWN>) Authentication-Results: legolas.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=FkgvkaO9; dkim-atps=neutral Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4MCNlX2Xxgz1yhL for <incoming@patchwork.ozlabs.org>; Wed, 24 Aug 2022 21:14:16 +1000 (AEST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from <kernel-team-bounces@lists.ubuntu.com>) id 1oQoKj-0004iS-GQ; Wed, 24 Aug 2022 11:14:05 +0000 Received: from mail-pj1-f51.google.com ([209.85.216.51]) by huckleberry.canonical.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from <acelan@gmail.com>) id 1oQoKg-0004hr-CD for kernel-team@lists.ubuntu.com; Wed, 24 Aug 2022 11:14:02 +0000 Received: by mail-pj1-f51.google.com with SMTP id s31-20020a17090a2f2200b001faaf9d92easo1230531pjd.3 for <kernel-team@lists.ubuntu.com>; Wed, 24 Aug 2022 04:14:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:sender:from:to:cc; bh=zmgOKc23whz3AYTcbgcNTG3VNCDA2Ea4w59LeoDCkok=; b=FkgvkaO9Vz5eyCzD1xV/9aAR3rk02RxuO2CIXcc/+etVP89gWap9kHyLa7f2E4Xb09 GbtEAMmzmb7UZVLcdlg0ZmN1LoBlr2crNbXK5sH8ZIj0hRvcZRQJFWNiFlRsHhF0Yx9D eiJWiNLZ9Kd/LvS9M05iDgk5Y+uT+6FfEXF2GOsMdfSSVEBlWQS3vUVWYTzCNFThvZhF +2+YXGbaaOPUEGbBZYCpSgmoaINsW+Kz66r2jE1fy3ZoX5SgSqu5ZtZoOG+umNCCbYh6 /J0SlK5m6mcveh0KZFwQXdmm3Y74OdHvImgMcFqPvk8G6cLRfcjgywdzgrHKJxxzBU4J iwkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:sender:x-gm-message-state:from:to:cc; bh=zmgOKc23whz3AYTcbgcNTG3VNCDA2Ea4w59LeoDCkok=; b=HR/sptYadGTpq1rwMRJ/7G5kGP5mmepcO/lOvo//SuRBeE0lngqpS2U9Q4mrsDSG/8 wJyIXADmme5NZ5FV+rSuLNdroQmRCfQWA0p3/kku2dc07bwTHaA9IaI5OxY4CtbEMyLw 7hD8tBFZ1C0M40SKRIPInuwfV9gAjeHaqYL6fUPU6i+omrfvfbqiThUAJwybPmP5Om9V tANo5Hw8xDX8BNzeWgidTfSJ+c3Txma5Pl15+GIK6+ACaNW+ybHAI5lSwNWZCn1QY8f7 2UdIlyafV0evQdVYfYpXxSVmkfd6jRPczN0oPcSqVuSJ62ydhS8DjDvpGFTD4/csavmi TbUA== X-Gm-Message-State: ACgBeo0gOskKxw/D7MFoMkKF0dzZIdd9Ucp5mlwLyfVOIWvnVprx7f3A SwpmK5e0JZwJ4IhrkJzLlv1r8NJVmQs= X-Google-Smtp-Source: AA6agR5s95s01bWY6/ShAsw4dDXompwLNyW4SxUR0iAs4FHLYsm9lifaep9tcMWtJPa/mg0PtcDZTw== X-Received: by 2002:a17:90b:1c04:b0:1fb:6b2c:ca8f with SMTP id oc4-20020a17090b1c0400b001fb6b2cca8fmr6377544pjb.88.1661339640391; Wed, 24 Aug 2022 04:14:00 -0700 (PDT) Received: from localhost (220-135-95-34.hinet-ip.hinet.net. [220.135.95.34]) by smtp.gmail.com with ESMTPSA id d188-20020a6236c5000000b0052d1275a570sm12487202pfa.64.2022.08.24.04.13.58 for <kernel-team@lists.ubuntu.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Aug 2022 04:13:59 -0700 (PDT) From: AceLan Kao <acelan.kao@canonical.com> To: kernel-team@lists.ubuntu.com Subject: [PATCH 0/2][SRU][J][K] System freeze after resuming from suspend due to PCI ASPM settings Date: Wed, 24 Aug 2022 19:13:54 +0800 Message-Id: <20220824111357.4062191-1-acelan.kao@canonical.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Received-SPF: pass client-ip=209.85.216.51; envelope-from=acelan@gmail.com; helo=mail-pj1-f51.google.com X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions <kernel-team.lists.ubuntu.com> List-Unsubscribe: <https://lists.ubuntu.com/mailman/options/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe> List-Archive: <https://lists.ubuntu.com/archives/kernel-team> List-Post: <mailto:kernel-team@lists.ubuntu.com> List-Help: <mailto:kernel-team-request@lists.ubuntu.com?subject=help> List-Subscribe: <https://lists.ubuntu.com/mailman/listinfo/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" <kernel-team-bounces@lists.ubuntu.com> |
Series |
System freeze after resuming from suspend due to PCI ASPM settings
|
expand
|
From: "Chia-Lin Kao (AceLan)" <acelan.kao@canonical.com> BugLink: https://bugs.launchpad.net/bugs/1980829 [Impact] While doing some tests such as suspend/resume or CPU stress tests the system would hang. [Fix] The 2 commits fix the issue, but still not get accepted yet. https://patchwork.ozlabs.org/project/linux-pci/patch/20220705060014.10050-1-vidyas@nvidia.com/ https://patchwork.ozlabs.org/project/linux-pci/patch/20220509073639.2048236-1-kai.heng.feng@canonical.com/ So, I created a DMI quirk to make the patches only affects on listed platforms. [Test] Verified on the failed machines and ODM also verified on their side. [Where problems could occur] The patches only affects on the listed platforms, and won't affect other platforms. Chia-Lin Kao (AceLan) (1): UBUNTU: SAUCE: whitelist platforms that needs save/restore ASPM L1SS for suspend/resume Vidya Sagar (1): UBUNTU: SAUCE: PCI/ASPM: Save/restore L1SS Capability for suspend/resume drivers/pci/pci.c | 31 ++++++++++++++++++++++++++++- drivers/pci/pci.h | 4 ++++ drivers/pci/pcie/aspm.c | 44 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 78 insertions(+), 1 deletion(-)