netdev - Re: [PATCH net-next] bnx2x: Fix compile errors if CONFIG

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Date:	Tue, 6 Dec 2011 13:42:50 -0800
From:	"Michael Chan" <mchan@...adcom.com>
To:	"Joe Perches" <joe@...ches.com>
cc:	"Eric Dumazet" <eric.dumazet@...il.com>, davem@...emloft.net,
	netdev@...r.kernel.org, barak@...adcom.com, eilong@...adcom.com
Subject: Re: [PATCH net-next] bnx2x: Fix compile errors if CONFIG_CNIC
 is not set


On Tue, 2011-12-06 at 13:25 -0800, Joe Perches wrote:
> On Tue, 2011-12-06 at 22:03 +0100, Eric Dumazet wrote:
> > Le mardi 06 décembre 2011 à 12:58 -0800, Michael Chan a écrit :
> > > Don't provide FCoE and iSCSI statistics to management firmware if
> > > CONFIG_CNIC is not set.  Some needed structure fields are not defined
> > > without CONFIG_CNIC.
> > Thanks for the fast answer, and yes, no more build error :)
> 
> That works, but is that the best solution?
> 
> Another option is for bnx2x_handle_drv_info_req
> to return DRV_MSG_CODE_DRV_INFO_NACK
> 

Eilon (bnx2x lead maintainer) will need to decide which is the most
appropriate solution as he is most familiar with the firmware.  I don't
know if sending NACK to the firmware will have other negative effects or
not.  Eilon should be online in about 8 hours and he can send a
follow-up patch if necessary.

> Maybe like:
> 
> 	switch (op_code) {
> 	case ETH_STATS_OPCODE:
> 		bnx2x_drv_info_ether_stat(bp);
> 		break;
> #ifdef BCM_CNIC
> 	case FCOE_STATS_OPCODE:
> 		bnx2x_drv_info_fcoe_stat(bp);
> 		break;
> 	case ISCSI_STATS_OPCODE:
> 		bnx2x_drv_info_iscsi_stat(bp);
> 		break;
> #endif
> 	default:
> 		/* if op code isn't supported - send NACK */
> 		bnx2x_fw_command(bp, DRV_MSG_CODE_DRV_INFO_NACK, 0);
> 		return;
> 	}
> 
> 
> 


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