linux-kernel - [PATCH] Unset msi and msix flags on pci_device

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Message-ID: <4601B012.6070802@m3y3r.de>
Date:	Wed, 21 Mar 2007 23:22:10 +0100
From:	Thomas Meyer <thomas@...3r.de>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [PATCH] Unset msi and msix flags on pci_device_disable

The commit f5f2b13129a6541debf8851bae843cbbf48298b7 broke suspend/resume
to disk two or more  times in a row. This patches fixes the problem:

This patch should be included in 2.6.21

Signed-off-by: Thomas Meyer <thomas@...3r.de>

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index d3eab05..d7f8f96 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -886,7 +886,9 @@ pci_disable_device(struct pci_dev *dev)
         pci_write_config_word(dev, PCI_COMMAND, pci_command);
     }
     dev->is_busmaster = 0;
-
+    dev->msi_enabled=0;
+    dev->msix_enabled=0;
+   
     pcibios_disable_device(dev);
 }
 


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