From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Subject: Re: [PATCH 0/2] fix libata-sff and pata_cmd64x to not crash on boot on parisc Date: Fri, 13 May 2011 12:01:58 -0500 Message-ID: <1305306118.2611.62.camel@mulgrave.site> References: <1303673315.5231.9.camel@mulgrave.site> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from bedivere.hansenpartnership.com ([66.63.167.143]:44580 "EHLO bedivere.hansenpartnership.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754255Ab1EMRCB (ORCPT ); Fri, 13 May 2011 13:02:01 -0400 In-Reply-To: <1303673315.5231.9.camel@mulgrave.site> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: linux-ide Cc: Parisc List , Alan Cox , Sergei Shtylyov On Sun, 2011-04-24 at 14:28 -0500, James Bottomley wrote: > currently libata-sff is completely ignoring the enabled/disabled status > of the interfaces. This is a real problem on parisc because if you > touch a non responding memory area (i.e. a disabled interface) you crash > the box. > > Fix by checking the CNTRL bits to see if the port is enabled before > trying to poke it. Ping on this. Since 1/2 is an essential fix to prevent a boot panic on parisc, I can just take them through the parisc tree. James > James > > --- > > James Bottomley (2): > pata_cm64x: fix boot crash on parisc > libata-sff: prevent irq descriptions for dummy ports > > drivers/ata/libata-sff.c | 9 +++++++-- > drivers/ata/pata_cmd64x.c | 42 ++++++++++++++++++++++++++++++++++++++---- > include/linux/pci_ids.h | 2 ++ > 3 files changed, 47 insertions(+), 6 deletions(-) >