Message ID | 20121009041821.GA16595@akhaparde-VBox |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Ajit Khaparde <ajit.khaparde@emulex.com> Date: Mon, 8 Oct 2012 23:18:21 -0500 > On certain platforms, BE hardware could falsely indicate UE. > For BE family of NICs, do not set hw_error based on the UE bits. > If there was a real fatal error, the corresponding h/w block will > automatically go offline and stop traffic. > > Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index eb3f2cb..d1b6cc5 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -2129,8 +2129,11 @@ void be_detect_error(struct be_adapter *adapter) ue_hi = (ue_hi & ~ue_hi_mask); } - if (ue_lo || ue_hi || - sliport_status & SLIPORT_STATUS_ERR_MASK) { + /* On certain platforms BE hardware can indicate spurious UEs. + * Allow the h/w to stop working completely in case of a real UE. + * Hence not setting the hw_error for UE detection. + */ + if (sliport_status & SLIPORT_STATUS_ERR_MASK) { adapter->hw_error = true; dev_err(&adapter->pdev->dev, "Error detected in the card\n");
On certain platforms, BE hardware could falsely indicate UE. For BE family of NICs, do not set hw_error based on the UE bits. If there was a real fatal error, the corresponding h/w block will automatically go offline and stop traffic. Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com> --- drivers/net/ethernet/emulex/benet/be_main.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)