netxen: fix for kdump (f8320f05) · Commits · 戴 / test

When the crash kernel is loaded after crash, the device is in unknown state. So reset the device contexts prior to its creation in case of kdump, depending upon kernel parameter reset_devices. Signed-off-by:

Rajesh Borundia <rajesh.borundia@qlogic.com> Signed-off-by:

David S. Miller <davem@davemloft.net>

drivers/net/netxen/netxen_nic_ctx.c

+15 −1

Original line number	Diff line number	Diff line
		@@ -254,6 +254,19 @@ out_free_rq:
		return err;
		}

		static void
		nx_fw_cmd_reset_ctx(struct netxen_adapter *adapter)
		{

		netxen_issue_cmd(adapter, adapter->ahw.pci_func, NXHAL_VERSION,
		adapter->ahw.pci_func, NX_DESTROY_CTX_RESET, 0,
		NX_CDRP_CMD_DESTROY_RX_CTX);

		netxen_issue_cmd(adapter, adapter->ahw.pci_func, NXHAL_VERSION,
		adapter->ahw.pci_func, NX_DESTROY_CTX_RESET, 0,
		NX_CDRP_CMD_DESTROY_TX_CTX);
		}

		static void
		nx_fw_cmd_destroy_rx_ctx(struct netxen_adapter *adapter)
		{
		@@ -685,7 +698,8 @@ int netxen_alloc_hw_resources(struct netxen_adapter *adapter)
		if (!NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
		if (test_and_set_bit(__NX_FW_ATTACHED, &adapter->state))
		goto done;

		if (reset_devices)
		nx_fw_cmd_reset_ctx(adapter);
		err = nx_fw_cmd_create_rx_ctx(adapter);
		if (err)
		goto err_out_free;

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