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authorIngo Molnar <mingo@elte.hu>2009-03-26 15:45:22 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-26 15:45:22 +0100
commita5ebc0b1a7843508b375f7ab8a36a628e5c9f372 (patch)
tree04d3ab410e08b4d9174c663dd6bf95611dd16d0a /drivers/net/forcedeth.c
parent5ba1ae92b6796b3367152ccd9baa022dde7eed4c (diff)
parent8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff)
Merge commit 'v2.6.29' into timers/core
Diffstat (limited to 'drivers/net/forcedeth.c')
-rw-r--r--drivers/net/forcedeth.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 5b910cf6374..b8251e82705 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -6011,9 +6011,20 @@ static void nv_shutdown(struct pci_dev *pdev)
if (netif_running(dev))
nv_close(dev);
- nv_restore_mac_addr(pdev);
+ /*
+ * Restore the MAC so a kernel started by kexec won't get confused.
+ * If we really go for poweroff, we must not restore the MAC,
+ * otherwise the MAC for WOL will be reversed at least on some boards.
+ */
+ if (system_state != SYSTEM_POWER_OFF) {
+ nv_restore_mac_addr(pdev);
+ }
pci_disable_device(pdev);
+ /*
+ * Apparently it is not possible to reinitialise from D3 hot,
+ * only put the device into D3 if we really go for poweroff.
+ */
if (system_state == SYSTEM_POWER_OFF) {
if (pci_enable_wake(pdev, PCI_D3cold, np->wolenabled))
pci_enable_wake(pdev, PCI_D3hot, np->wolenabled);