On Monday, January 28, 2013 04:05:33 PM Bjorn Helgaas wrote:[+cc Rafael, author of patch you cited]
On Fri, Jan 18, 2013 at 4:42 AM, Konstantin Khlebnikov
<khlebnikov@xxxxxxxxxx> wrote:
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@xxxxxxxxxx>
Cc: e1000-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: Jeff Kirsher<jeffrey.t.kirsher@xxxxxxxxx>
Cc: Bruce Allan<bruce.w.allan@xxxxxxxxx>
---
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)
I'd like the changelog to say what the bug is and how it is being fixed in
general terms.
Thanks,
Rafael