[PATCH REPOST] IB/ehca: In case of lost interrupts, trigger EOI to reenable interrupts

Stefan Roscher ossrosch at linux.vnet.ibm.com
Wed Jun 11 01:01:45 EST 2008


On Tuesday 10 June 2008 16:52:57 Roland Dreier wrote:
>  > During corner case testing, we noticed that some versions of ehca 
>  > do not properly transition to interrupt done in special load situations.
>  > This can be resolved by periodically triggering EOI through H_EOI, 
>  > if eqes are pending.
> 
> So just to be clear: this is a workaround for a hardware/firmware bug?
> 
>  - R.
> 

Yes it is.
regards Stefan



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