AcoSail/kernel_optimize_test
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sfc: call mcdi_reboot_detected() when MC reboots during an MCDI command

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This function wasn't being called in this particular case when the MC
 reboots. This caused resource reallocations to not be handled properly
 and often ended up disabling the interface.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jon Cooper 2017-02-08 16:51:33 +00:00 committed by David S. Miller
parent 8a53140062
commit 0ca2b46dbb
1 changed files with 5 additions and 2 deletions
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7
drivers/net/ethernet/sfc/mcdi.c
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@ -716,8 +716,11 @@ static int _efx_mcdi_rpc_finish(struct efx_nic *efx, unsigned int cmd,
if (cmd == MC_CMD_REBOOT && rc == -EIO) {
/* Don't reset if MC_CMD_REBOOT returns EIO */
} else if (rc == -EIO || rc == -EINTR) {
netif_err(efx, hw, efx->net_dev, "MC fatal error %d\n",
-rc);
netif_err(efx, hw, efx->net_dev, "MC reboot detected\n");
netif_dbg(efx, hw, efx->net_dev, "MC rebooted during command %d rc %d\n",
cmd, -rc);
if (efx->type->mcdi_reboot_detected)
efx->type->mcdi_reboot_detected(efx);
efx_schedule_reset(efx, RESET_TYPE_MC_FAILURE);
} else if (proxy_handle && (rc == -EPROTO) &&
efx_mcdi_get_proxy_handle(efx, hdr_len, data_len,