From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from terminus.zytor.com ([198.137.202.10] helo=mail.zytor.com) by bombadil.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1OehmM-0002pv-Hy for kexec@lists.infradead.org; Fri, 30 Jul 2010 05:05:07 +0000 Message-ID: <4C525D6A.4000007@zytor.com> Date: Thu, 29 Jul 2010 22:04:42 -0700 From: "H. Peter Anvin" MIME-Version: 1.0 Subject: Re: In place kexec References: <4C50A7AD.8040902@zytor.com> <20100729134343.GA31490@shamino.rdu.redhat.com> <4C519853.2040206@zytor.com> <20100729150640.GF31490@shamino.rdu.redhat.com> <4C51BFA5.60507@zytor.com> <4C51C878.2090102@zytor.com> <20100729191654.GB28704@redhat.com> <20100729125535.85dfd7da.randy.dunlap@oracle.com> <4C524934.5070806@zytor.com> In-Reply-To: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: "Eric W. Biederman" Cc: Randy Dunlap , Neil Horman , "kexec@lists.infradead.org" , Simon Horman , Andrew Vasquez , linux-driver@qlogic.com, Vivek Goyal On 07/29/2010 09:41 PM, Eric W. Biederman wrote: > > There isn't a bus master shut off at the core level. When we did > the original analysis it turned out that the bus mastering bit > was implemented on a lot of devices in advisory way, so it didn't > make sense to count on it. > But does it make sense to not flip the bit for the cases where it is implemented properly? > That said it looks like the code to do the shutdown is in > qla2x00_remove_one so it should be too hard if someone cared to > extract just the hardware bits. Charming. Code is there, just not hooked up. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec