[openib-general] [PATCH] mthca: Test interrupts during initialization

Michael S. Tsirkin mst at mellanox.co.il
Mon Jan 17 09:13:50 PST 2005


Hello!
Quoting r. Roland Dreier (roland at topspin.com) "Re: [openib-general] [PATCH] mthca: Test interrupts during initialization":
>     Michael> If mthca could downgrade gracefully to regular
>     Michael> interrupts, the default for msi-x could be changed to 1?
> 
> Possibly (although it depends on the precise MSI-X failure mode).
> Also I seem to remember some problems with changing the PCI header
> (ie to enable/disable MSI-X) after SYS_EN, although I can't remember
> exactly what the issue was.
> 
>  - R.

You asked the right person :)
You cant do it on tavor, but it will be fine if you
close everything and do system disable.
mst



More information about the general mailing list