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Message-ID: <153194309786.191586.2771045363400479470.stgit@bhelgaas-glaptop.roam.corp.google.com>
Date:   Wed, 18 Jul 2018 14:44:57 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Oza Pawandeep <poza@...eaurora.org>
Cc:     Philippe Ombredanne <pombredanne@...b.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Dongdong Liu <liudongdong3@...wei.com>,
        Keith Busch <keith.busch@...el.com>, Wei Zhang <wzhang@...com>,
        Sinan Kaya <okaya@...nel.org>,
        Timur Tabi <timur@...eaurora.org>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 6/7] PCI/AER: Clear device status bits during ERR_COR
 handling

From: Oza Pawandeep <poza@...eaurora.org>

In case of correctable error, the Correctable Error Detected bit in the
Device Status register is set.  Clear it after handling the error.

Signed-off-by: Oza Pawandeep <poza@...eaurora.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
---
 drivers/pci/pcie/aer.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index dc67f52b002f..2accfd7a4c9d 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -827,6 +827,7 @@ static void handle_error_source(struct pci_dev *dev, struct aer_err_info *info)
 		if (pos)
 			pci_write_config_dword(dev, pos + PCI_ERR_COR_STATUS,
 					info->status);
+		pci_aer_clear_device_status(dev);
 	} else if (info->severity == AER_NONFATAL)
 		pcie_do_nonfatal_recovery(dev);
 	else if (info->severity == AER_FATAL)

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