提交 b1fb8740 编写于 作者: V Vladislav Zolotarov 提交者: David S. Miller

bnx2x: fix bnx2x_stop_on_error flow in bnx2x_sp_rtnl_task

Signed-off-by: NDmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: NVladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 2189400b
......@@ -8413,31 +8413,45 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work)
if (!netif_running(bp->dev))
goto sp_rtnl_exit;
if (test_and_clear_bit(BNX2X_SP_RTNL_SETUP_TC, &bp->sp_rtnl_state))
bnx2x_setup_tc(bp->dev, bp->dcbx_port_params.ets.num_of_cos);
/* if stop on error is defined no recovery flows should be executed */
#ifdef BNX2X_STOP_ON_ERROR
BNX2X_ERR("recovery flow called but STOP_ON_ERROR defined "
"so reset not done to allow debug dump,\n"
"you will need to reboot when done\n");
goto sp_rtnl_exit;
goto sp_rtnl_not_reset;
#endif
if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) {
/*
* Clear TX_TIMEOUT bit as we are going to reset the function
* anyway.
* Clear all pending SP commands as we are going to reset the
* function anyway.
*/
smp_mb__before_clear_bit();
clear_bit(BNX2X_SP_RTNL_TX_TIMEOUT, &bp->sp_rtnl_state);
smp_mb__after_clear_bit();
bp->sp_rtnl_state = 0;
smp_mb();
bnx2x_parity_recover(bp);
} else if (test_and_clear_bit(BNX2X_SP_RTNL_TX_TIMEOUT,
&bp->sp_rtnl_state)){
goto sp_rtnl_exit;
}
if (test_and_clear_bit(BNX2X_SP_RTNL_TX_TIMEOUT, &bp->sp_rtnl_state)) {
/*
* Clear all pending SP commands as we are going to reset the
* function anyway.
*/
bp->sp_rtnl_state = 0;
smp_mb();
bnx2x_nic_unload(bp, UNLOAD_NORMAL);
bnx2x_nic_load(bp, LOAD_NORMAL);
goto sp_rtnl_exit;
}
#ifdef BNX2X_STOP_ON_ERROR
sp_rtnl_not_reset:
#endif
if (test_and_clear_bit(BNX2X_SP_RTNL_SETUP_TC, &bp->sp_rtnl_state))
bnx2x_setup_tc(bp->dev, bp->dcbx_port_params.ets.num_of_cos);
sp_rtnl_exit:
rtnl_unlock();
......
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