Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753171Ab1DZPwh (ORCPT ); Tue, 26 Apr 2011 11:52:37 -0400 Received: from mail-fx0-f46.google.com ([209.85.161.46]:37576 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752583Ab1DZPwe (ORCPT ); Tue, 26 Apr 2011 11:52:34 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=vf1BygdRSZSjLZaR+5Kh3tmQleo0R0M7sFWpyHBwp34oLpsk17RzmZ8ERtqkHefJLb Rlqq95TYieNwmmZ+cLgh0mJ6zj6zEacj1yReFpq/SL6whm7MhoSqYnHtyaNARtuefEzm zg6Xx7bTrpPJETGJLfeIRD+5C/g84pZ4XVnfA= Date: Tue, 26 Apr 2011 17:52:29 +0200 From: Tejun Heo To: Bruce Stenning Cc: Mark Lord , "linux-kernel@vger.kernel.org" , "linux-ide@vger.kernel.org" Subject: Re: sata_mv port lockup on hotplug (kernel 2.6.38.2) Message-ID: <20110426155229.GM878@htj.dyndns.org> References: <4D9FACC9.7020200@teksavvy.com> <4DA45CA7.9040102@teksavvy.com> <4DA467FB.6020905@teksavvy.com> <20110423005610.GC1576@mtj.dyndns.org> <20110425162242.GB30828@mtj.dyndns.org> <20110426135027.GI878@htj.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 890 Lines: 25 Hello, On Tue, Apr 26, 2011 at 04:41:25PM +0100, Bruce Stenning wrote: > Tejun wrote: > > Does the following patch resolve the problem? > > I have applied that patch, keeping Mark's mv_set_main_irq_mask spinlock patch > in place. I would not like to commit absolutely, for obvious reasons, but I > have abused the port considerably and have not been able to coax it into > locking up. Yeah, it makes sense. Hmm... it seems I wasn't thinking straight when I added that work around. Not sure how to fix it properly at this moment. I'll think about it. Can you please keep me posted if you find something while testing? Thanks. -- tejun -- 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/