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

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From: Stefan Roscher

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

Date: Tuesday, June 10, 2008 - 8:01 am

On Tuesday 10 June 2008 16:52:57 Roland Dreier wrote:
quoted text>  > 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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Messages in current thread:

[PATCH REPOST] IB/ehca: In case of lost interrupts, trigge ..., Stefan Roscher, (Tue Jun 10, 7:44 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Roland Dreier, (Tue Jun 10, 7:52 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Stefan Roscher, (Tue Jun 10, 8:01 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Roland Dreier, (Tue Jun 10, 9:18 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Benjamin Herrenschmidt, (Thu Jun 12, 12:23 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Paul Mackerras, (Thu Jun 12, 1:37 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Paul Mackerras, (Thu Jun 12, 2:39 am)

Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, tr ..., Stefan Roscher, (Fri Jun 13, 7:39 am)


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