From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH] libata: fix revalidation issuing after configuration commands Date: Thu, 11 Oct 2007 12:23:27 +0900 Message-ID: <470D972F.6040601@gmail.com> References: <20071010065744.GO12186@htj.dyndns.org> <18189.37005.959133.650409@kitty1.shrimp.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from wa-out-1112.google.com ([209.85.146.178]:24720 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756154AbXJKDXg (ORCPT ); Wed, 10 Oct 2007 23:23:36 -0400 Received: by wa-out-1112.google.com with SMTP id v27so461178wah for ; Wed, 10 Oct 2007 20:23:36 -0700 (PDT) In-Reply-To: <18189.37005.959133.650409@kitty1.shrimp.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: idurdanovic@comcast.net Cc: Jeff Garzik , linux-ide@vger.kernel.org Igor Durdanovic wrote: > Hi, > > The patch works fine! Reset happens only once per disk and works also > when disks are missing, which would result in infinite loop before. > Setting the parameters of a hard-drive works too. > > The only thing that is puzzling to me is that I am unable to send more > than 80MB/s through one Express-Card sata port. I am not sure what the > problem is, the bus ought to sustain 300MB/s without the problem, is > this PM limitation (does not seem so from the PR material), or the > sata card? This makes it impossible to create high-speed RAID. There are some performance issues with 3124/3132 family controllers. I'm not sure whether you're hitting it or 3132 is actually affected by the problem tho. linux-ide ML archive should have some related messages. -- tejun