[ofw] RE: [IPoIB CM] patch makes priority for remotely initiated connection.

[Alex Estrin]

Applied to ipoib_cm branch rev 1872.
Thanks,
Alex. 

> -----Original Message-----
> From: ofw-bounces at lists.openfabrics.org 
> [mailto:ofw-bounces at lists.openfabrics.org] On Behalf Of Alex Estrin
> Sent: Tuesday, January 20, 2009 11:25 AM
> To: ofw at lists.openfabrics.org
> Subject: [ofw] [IPoIB CM] patch makes proprity for remotely 
> initiated connection.
> 
> Linux ipoib cm always initiates connect request and prefer to 
> use correlated RC QP.
> Proposed patch will always use remotely initiated connection 
> path (if any) to prevent possible race.
> Please review.
> 
> Thanks,
> Alex.
> 
> Index: kernel/ipoib_cm.c
> ===================================================================
> --- kernel/ipoib_cm.c	(revision 1856)
> +++ kernel/ipoib_cm.c	(working copy)
> @@ -666,9 +666,9 @@
>  	IPOIB_PRINT( TRACE_LEVEL_INFORMATION, IPOIB_DBG_INIT,
>  		("Endpoint [ %p ] CONNECT ACCEPTED\n", p_endpt ) );
>  
> -	InterlockedCompareExchangePointer(
> +	InterlockedExchangePointer(
>  				(void *)&p_endpt->conn.h_work_qp, 
> -				p_endpt->conn.h_recv_qp, (void *)NULL );
> +				p_endpt->conn.h_recv_qp );
>  
>  	cl_obj_lock( &p_port->obj );
>  	if( endpt_cm_set_state( p_endpt, IPOIB_CM_CONNECTED ) 
> != IPOIB_CM_CONNECTED )
> 
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