From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:38615) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h0rmC-0004pM-FH for qemu-devel@nongnu.org; Mon, 04 Mar 2019 12:53:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h0rmB-0005YP-Iv for qemu-devel@nongnu.org; Mon, 04 Mar 2019 12:53:20 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:58980) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h0rmB-0005Wp-6x for qemu-devel@nongnu.org; Mon, 04 Mar 2019 12:53:19 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x24HmiXL046333 for ; Mon, 4 Mar 2019 12:53:13 -0500 Received: from e06smtp07.uk.ibm.com (e06smtp07.uk.ibm.com [195.75.94.103]) by mx0a-001b2d01.pphosted.com with ESMTP id 2r1716wffa-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 04 Mar 2019 12:53:12 -0500 Received: from localhost by e06smtp07.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 4 Mar 2019 17:53:10 -0000 References: <1551466776-29123-1-git-send-email-jjherne@linux.ibm.com> <20190304172423.482162ab.cohuck@redhat.com> From: Christian Borntraeger Date: Mon, 4 Mar 2019 18:53:05 +0100 MIME-Version: 1.0 In-Reply-To: <20190304172423.482162ab.cohuck@redhat.com> Content-Language: en-US Message-Id: <50fdb5b8-64e4-5202-df1b-e1c3fa037ac3@de.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] [PATCH v3 00/16] s390: vfio-ccw dasd ipl support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Cornelia Huck , "Jason J. Herne" Cc: qemu-devel@nongnu.org, qemu-s390x@nongnu.org, pasic@linux.ibm.com, alifm@linux.ibm.com, Thomas Huth On 04.03.2019 17:24, Cornelia Huck wrote: > On Fri, 1 Mar 2019 13:59:20 -0500 > "Jason J. Herne" wrote: > >> This is to support booting from vfio-ccw dasd devices. We basically implement >> the real hardware ipl procedure. This allows for booting Linux guests on >> vfio-ccw devices. >> >> vfio-ccw's channel program prefetch algorithm complicates ipl because most ipl >> channel programs dynamically modify themselves. Details on the ipl process and >> how we worked around this issue can be found in docs/devel/s390-dasd-ipl.txt. >> >> Note to Connie: In the v2 review you mentioned some issues with the error >> handling code involving printing of the eckd dasd sense data. I've addressed >> those concerns in a new patch just to make those changes clearly stand out from >> the rest of the code. I can squash them into patches 10, 11, and 15 if you >> prefer that to having it as a separate patch. > > Whatever makes sense... but I'll let the s390 bios maintainers decide. Both variants are fine with me. > > Speaking of which: Please do keep Thomas on cc:... > > [This is probably a bit late for 4.0, as softfreeze is next Tuesday and > pull requests for master need to be on-list by then... speaking of pull > requests: I'd prefer to queue this via a pull request from the bios > maintainers rather than picking the patches myself, if possible.] there are still some minor discussions on the patch set, but I (or Thomas) can certainly pick up the next version and send a pull request. Thomas do you want to do it or shall I take care about it?