Message ID | 201503041410.t24EAAix006027@d03av03.boulder.ibm.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Brian King <brking@linux.vnet.ibm.com> Date: Wed, 04 Mar 2015 08:09:44 -0600 > EEH recovery for bnx2x based adapters is not reliable on all Power > systems using the default hot reset, which can result in an > unrecoverable EEH error. Forcing the use of fundamental reset > during EEH recovery fixes this. > > Cc: stable<stable@vger.kernel.org> > Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Applied, thanks Brian. -- 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 -puN drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c~bnx2x_needs_freset drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c --- linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c~bnx2x_needs_freset 2015-03-03 08:46:09.281961703 -0600 +++ linux-bjking1/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c 2015-03-03 08:46:09.287961639 -0600 @@ -12722,6 +12722,9 @@ static int bnx2x_init_dev(struct bnx2x * pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, PCICFG_VENDOR_ID_OFFSET); + /* Set PCIe reset type to fundamental for EEH recovery */ + pdev->needs_freset = 1; + /* AER (Advanced Error reporting) configuration */ rc = pci_enable_pcie_error_reporting(pdev); if (!rc)
EEH recovery for bnx2x based adapters is not reliable on all Power systems using the default hot reset, which can result in an unrecoverable EEH error. Forcing the use of fundamental reset during EEH recovery fixes this. Cc: stable<stable@vger.kernel.org> Signed-off-by: Brian King <brking@linux.vnet.ibm.com> --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 3 +++ 1 file changed, 3 insertions(+)