From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Message-ID: <18512.57420.267003.723681@cargo.ozlabs.ibm.com> Date: Thu, 12 Jun 2008 18:37:32 +1000 From: Paul Mackerras To: Roland Dreier Subject: Re: [PATCH REPOST] IB/ehca: In case of lost interrupts, trigger EOI to reenable interrupts In-Reply-To: References: <200806101644.34693.ossrosch@linux.vnet.ibm.com> <200806101701.47090.ossrosch@linux.vnet.ibm.com> Cc: TKLEIN@de.ibm.com, Stefan Roscher , THEMANN@de.ibm.com, fenkes@de.ibm.com, LKML , OF-EWG , LinuxPPC-Dev , raisch@de.ibm.com, general@lists.openfabrics.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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.