From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B2DC4C6FA82 for ; Wed, 28 Sep 2022 11:00:38 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Mctnd1hd9z3cBp for ; Wed, 28 Sep 2022 21:00:37 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=bytedance-com.20210112.gappssmtp.com header.i=@bytedance-com.20210112.gappssmtp.com header.a=rsa-sha256 header.s=20210112 header.b=SJyC2mJG; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=bytedance.com (client-ip=2607:f8b0:4864:20::631; helo=mail-pl1-x631.google.com; envelope-from=chenzhuo.1@bytedance.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=bytedance-com.20210112.gappssmtp.com header.i=@bytedance-com.20210112.gappssmtp.com header.a=rsa-sha256 header.s=20210112 header.b=SJyC2mJG; dkim-atps=neutral Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Mctn128xgz2xGg for ; Wed, 28 Sep 2022 21:00:03 +1000 (AEST) Received: by mail-pl1-x631.google.com with SMTP id w10so11455512pll.11 for ; Wed, 28 Sep 2022 04:00:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=fo4HmuLb/yqh2kDNnoKinrIdDSvba5fowzMna9C2QUg=; b=SJyC2mJGff3oqgJGbJ2CIG5odbv/+k+1zDOycX2oUS4T2LLeoqU3dGE1ZjN4uoa9Nl L1NfMbijmpRASuYUSNvspDxj8CM+rmq+/DcgF1yNslYBahnv7Jb+1k0YpGpi6O/VoXyp GCrRgidVi8vWTLkSPgT8qrawa1Xty5l7bByP6CdG/DOYYe0SpUcqP9wk9r9hQ/Ioqxav LHNhhGOS8rnJwxzopvjmpsVw3e+VTF33QopJR0QRACOzuMj/kpD0CM6KmvStlb4Og72e DEiv3fFrzOIVDxsWfTKuL64jyIYcqAOGQi6b6EG9tMIphMP2u9SnfieVTmst7pefV5rv zROQ== 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:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=fo4HmuLb/yqh2kDNnoKinrIdDSvba5fowzMna9C2QUg=; b=fas2wPYNh0ny3V0Nqs54tUV081gk7VO3uZGgYQiiNlxEY7GJQMj5/VwtqTJ4iPbmXB BL5nKrAQEduCuSqlQVT3/BlL1PA38fdoZj1F2mm8cg/1XEEBWz9LsFAEvi58bXfnzdrh G/H65JyPFeLTxAf/jkKQzOtM2zc3wKobOQzXJoBx7XOKoSKxhjfdbz/oRx6M5D2gDqdu q/p4we0CthHvRN62UmytRX/06dUWCbQG1gcM/aa3ySj8GQhDRk78pT3qfdfy3cJvC0Wb Q7hkMuAGBAyZ4LNDBm55MjLkiwLeUc4pgtFSVIN9Qm9o+N6N1WUUxiWpt3r08mqexnoF t+ag== X-Gm-Message-State: ACrzQf3cuu+zPrcFG85mkNfz4Jfdby1DXoTQuLHXT0Ejcxe8K/l0dAa8 0UruR4zzLWKYzF2lNsPw4T1XtA== X-Google-Smtp-Source: AMsMyM6I8LxP5weTVzsQIxACRMckvsr0iobx2qFTGVa4rjJZfzUFY8aCAwEoIseeeiNOKAkMUe7yDQ== X-Received: by 2002:a17:90b:38c3:b0:205:d6b5:582d with SMTP id nn3-20020a17090b38c300b00205d6b5582dmr9053345pjb.229.1664362798761; Wed, 28 Sep 2022 03:59:58 -0700 (PDT) Received: from C02F63J9MD6R.bytedance.net ([61.120.150.77]) by smtp.gmail.com with ESMTPSA id b13-20020a170902d50d00b00177efb56475sm1539524plg.85.2022.09.28.03.59.51 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 28 Sep 2022 03:59:58 -0700 (PDT) From: Zhuo Chen To: sathyanarayanan.kuppuswamy@linux.intel.com, bhelgaas@google.com, ruscur@russell.cc, oohall@gmail.com, fancer.lancer@gmail.com, jdmason@kudzu.us, dave.jiang@intel.com, allenbh@gmail.com, james.smart@broadcom.com, dick.kennedy@broadcom.com, jejb@linux.ibm.com, martin.petersen@oracle.com Subject: [PATCH v3 0/9] PCI/AER: Fix and optimize usage of status clearing api Date: Wed, 28 Sep 2022 18:59:37 +0800 Message-Id: <20220928105946.12469-1-chenzhuo.1@bytedance.com> X-Mailer: git-send-email 2.30.1 (Apple Git-130) MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-scsi@vger.kernel.org, linux-pci@vger.kernel.org, chenzhuo.1@bytedance.com, linux-kernel@vger.kernel.org, ntb@lists.linux.dev, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hello. Here comes patch v3, which contains some fixes and optimizations of aer api usage. The v1 and v2 can be found on the mailing list. v3: - Modifications to comments proposed by Sathyanarayanan. Remove pci_aer_clear_nonfatal_status() call in NTB and improve commit log. v2: - Modifications to comments proposed by Bjorn. Split patch into more obvious parts. Zhuo Chen (9): PCI/AER: Add pci_aer_clear_uncorrect_error_status() to PCI core PCI/DPC: Use pci_aer_clear_uncorrect_error_status() to clear uncorrectable error status NTB: Remove pci_aer_clear_nonfatal_status() call scsi: lpfc: Change to use pci_aer_clear_uncorrect_error_status() PCI/AER: Unexport pci_aer_clear_nonfatal_status() PCI/AER: Move check inside pcie_clear_device_status(). PCI/AER: Use pcie_aer_is_native() to judge whether OS owns AER PCI/ERR: Clear fatal error status when pci_channel_io_frozen PCI/AER: Refine status clearing process with api drivers/ntb/hw/idt/ntb_hw_idt.c | 2 -- drivers/pci/pci.c | 7 +++-- drivers/pci/pci.h | 2 ++ drivers/pci/pcie/aer.c | 45 +++++++++++++++++++-------------- drivers/pci/pcie/dpc.c | 3 +-- drivers/pci/pcie/err.c | 15 ++++------- drivers/pci/pcie/portdrv_core.c | 3 +-- drivers/scsi/lpfc/lpfc_attr.c | 4 +-- include/linux/aer.h | 4 +-- 9 files changed, 44 insertions(+), 41 deletions(-) -- 2.30.1 (Apple Git-130)