From: Konstantin Khlebnikov <khlebnikov@openvz.org>
To: linux-kernel@vger.kernel.org
Cc: e1000-devel@lists.sourceforge.net, linux-pci@vger.kernel.org,
Bruce Allan <bruce.w.allan@intel.com>,
Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Subject: [PATCH 1/5] e1000e: fix resuming from runtime-suspend
Date: Fri, 18 Jan 2013 15:42:14 +0400 [thread overview]
Message-ID: <20130118114214.6698.24975.stgit@zurg> (raw)
In-Reply-To: <20130118113019.6698.25941.stgit@zurg>
Bug was introduced in commit 23606cf5d1192c2b17912cb2ef6e62f9b11de133
("e1000e / PCI / PM: Add basic runtime PM support (rev. 4)") in v2.6.35
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: e1000-devel@lists.sourceforge.net
Cc: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Cc: Bruce Allan <bruce.w.allan@intel.com>
---
drivers/net/ethernet/intel/e1000e/netdev.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index fbf75fd..2853c11 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -5691,14 +5691,17 @@ static int e1000_runtime_suspend(struct device *dev)
struct pci_dev *pdev = to_pci_dev(dev);
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
+ int retval;
+ bool wake;
- if (e1000e_pm_ready(adapter)) {
- bool wake;
+ if (!e1000e_pm_ready(adapter))
+ return 0;
- __e1000_shutdown(pdev, &wake, true);
- }
+ retval = __e1000_shutdown(pdev, &wake, true);
+ if (!retval)
+ e1000_power_off(pdev, true, wake);
- return 0;
+ return retval;
}
static int e1000_idle(struct device *dev)
next prev parent reply other threads:[~2013-01-18 11:42 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-18 11:42 [PATCH 0/5] pci/e1000e: return runtime-pm back to work Konstantin Khlebnikov
2013-01-18 11:42 ` Konstantin Khlebnikov [this message]
2013-01-28 23:05 ` [PATCH 1/5] e1000e: fix resuming from runtime-suspend Bjorn Helgaas
2013-01-29 1:11 ` Rafael J. Wysocki
2013-01-29 6:32 ` Konstantin Khlebnikov
2013-01-29 12:00 ` Rafael J. Wysocki
2013-01-31 1:18 ` Rafael J. Wysocki
2013-01-31 7:05 ` Konstantin Khlebnikov
2013-01-31 1:23 ` Rafael J. Wysocki
2013-01-18 11:42 ` [PATCH 2/5] e1000e: fix pci device enable counter balance Konstantin Khlebnikov
2013-01-28 23:09 ` Bjorn Helgaas
2013-01-29 0:31 ` Bjorn Helgaas
2013-01-29 6:45 ` Konstantin Khlebnikov
2013-01-31 1:07 ` Rafael J. Wysocki
2013-01-18 11:42 ` [PATCH 3/5] PCI: revert preparing for wakeup in runtime-suspend finalization Konstantin Khlebnikov
2013-01-28 23:17 ` Bjorn Helgaas
2013-01-29 1:15 ` Rafael J. Wysocki
2013-01-29 7:04 ` Konstantin Khlebnikov
2013-01-29 11:55 ` Rafael J. Wysocki
2013-01-31 1:13 ` Rafael J. Wysocki
2013-02-02 12:12 ` Konstantin Khlebnikov
2013-02-02 20:58 ` Rafael J. Wysocki
2013-02-02 22:59 ` Rafael J. Wysocki
2013-02-03 10:14 ` Konstantin Khlebnikov
2013-02-03 12:57 ` Rafael J. Wysocki
2013-02-03 23:03 ` David Airlie
2013-02-03 23:19 ` David Airlie
2013-02-03 23:31 ` Rafael J. Wysocki
2013-01-18 11:42 ` [PATCH 4/5] PCI: don't touch enable_cnt in pci_device_shutdown() Konstantin Khlebnikov
2013-01-18 16:16 ` Don Dutile
2013-01-28 23:40 ` Bjorn Helgaas
2013-01-28 23:44 ` Bjorn Helgaas
2013-01-29 2:47 ` Khalid Aziz
2013-01-18 11:42 ` [PATCH 5/5] PCI: catch enable-counter underflows Konstantin Khlebnikov
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