[ofa-general] Re: [PATCH v2] opensm/osm_link_mgr.c initialize SMSL

Sasha Khapyorsky sashak at voltaire.com
Thu Mar 12 11:07:48 PDT 2009


On 10:37 Tue 10 Mar     , Line.Holen at Sun.COM wrote:
> The SMSL is currently not initialized. Whatever is written in PortInfo
> at power up is kept.
> 
> The lash routing algorithm makes active use of SL to avoid deadlock in 
> the fabric. The endnodes needs to be instructed to use the SL calculated
> for the endnode-to-SMnode path for SA traffic. If not, the SA traffic
> can cause deadlock.
> 
> This change makes sure that the SMSL is properly initialized on all
> ports. If flash routing is used, the SMSL is set up based on routing 
> calculations. For other routing algorithms the default SMSL is used.
> 
> 
> Signed-off-by: Line Holen <line.holen at sun.com>

Applied. Thanks.

Sasha



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