Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759232AbYFLIip (ORCPT ); Thu, 12 Jun 2008 04:38:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758676AbYFLIhx (ORCPT ); Thu, 12 Jun 2008 04:37:53 -0400 Received: from ozlabs.org ([203.10.76.45]:44598 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758651AbYFLIhw (ORCPT ); Thu, 12 Jun 2008 04:37:52 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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 Cc: Stefan Roscher , Roland Dreier , "LinuxPPC-Dev" , LKML , "OF-EWG" , general@lists.openfabrics.org, fenkes@de.ibm.com, raisch@de.ibm.com, hnguyen@de.ibm.com, TKLEIN@de.ibm.com, THEMANN@de.ibm.com 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> X-Mailer: VM 7.19 under Emacs 22.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 652 Lines: 18 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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/