From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Sil3124: IRQ loss errata on PCI-X Date: Tue, 14 Aug 2007 19:12:27 +0900 Message-ID: <46C1800B.9030903@gmail.com> References: <8202f4270708131253o506ec8ffqb97ee9d6e6557816@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from rv-out-0910.google.com ([209.85.198.188]:12801 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756988AbXHNKMd (ORCPT ); Tue, 14 Aug 2007 06:12:33 -0400 Received: by rv-out-0910.google.com with SMTP id k20so1398533rvb for ; Tue, 14 Aug 2007 03:12:32 -0700 (PDT) In-Reply-To: <8202f4270708131253o506ec8ffqb97ee9d6e6557816@mail.gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Fajun Chen Cc: "linux-ide@vger.kernel.org" Fajun Chen wrote: > Hi, > > In sata_sil24.c, there's a special flag as shown below: > SIL24_FLAG_PCIX_IRQ_WOC = (1 << 24), /* IRQ loss errata on PCI-X */ > Could someone explain the error condition and the rational behind the fix? It's a workaround for an erratum which is under NDA, so can't say much about it. :-( -- tejun