From: Paul Mackerras <paulus@samba.org>
To: Roland Dreier <rdreier@cisco.com>
Cc: TKLEIN@de.ibm.com, Stefan Roscher <ossrosch@linux.vnet.ibm.com>,
THEMANN@de.ibm.com, fenkes@de.ibm.com,
LKML <linux-kernel@vger.kernel.org>,
OF-EWG <ewg@lists.openfabrics.org>,
LinuxPPC-Dev <linuxppc-dev@ozlabs.org>,
raisch@de.ibm.com, general@lists.openfabrics.org
Subject: Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, trigger EOI to reenable interrupts
Date: Thu, 12 Jun 2008 18:37:32 +1000 [thread overview]
Message-ID: <18512.57420.267003.723681@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <adaabht5klx.fsf@cisco.com>
Roland Dreier writes:
> > > So just to be clear: this is a workaround for a hardware/firmware bug?
>
> > Yes it is.
>
> OK, so paulus et al... does it seem like a good approach to call H_EOI
> from driver code (given that this driver makes tons of other hcalls)?
If this workaround is approved by the relevant hardware & firmware
folks, and demonstrably fixes the bug, then I am happy with it.
Paul.
next prev parent reply other threads:[~2008-06-12 8:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-10 14:44 [PATCH REPOST] IB/ehca: In case of lost interrupts, trigger EOI to reenable interrupts Stefan Roscher
2008-06-10 14:52 ` Roland Dreier
2008-06-10 15:01 ` Stefan Roscher
2008-06-10 16:18 ` Roland Dreier
2008-06-12 8:37 ` Paul Mackerras [this message]
2008-06-13 14:39 ` Stefan Roscher
2008-06-12 7:23 ` Benjamin Herrenschmidt
2008-06-12 9:39 ` Paul Mackerras
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