Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-03 Thread Collin Walling
On 4/3/19 10:16 AM, Collin Walling wrote: On 4/3/19 8:30 AM, Cornelia Huck wrote: On Wed, 3 Apr 2019 13:46:07 +0200 David Hildenbrand wrote: On 01.04.19 23:48, Collin Walling wrote: DIAGNOSE 0x318 (diag318) is a privileged s390x instruction that must be intercepted by SIE and handled via KVM

Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-03 Thread Collin Walling
On 4/3/19 8:30 AM, Cornelia Huck wrote: On Wed, 3 Apr 2019 13:46:07 +0200 David Hildenbrand wrote: On 01.04.19 23:48, Collin Walling wrote: DIAGNOSE 0x318 (diag318) is a privileged s390x instruction that must be intercepted by SIE and handled via KVM. Let's introduce some functions to communi

Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-03 Thread Cornelia Huck
On Wed, 3 Apr 2019 13:46:07 +0200 David Hildenbrand wrote: > On 01.04.19 23:48, Collin Walling wrote: > > DIAGNOSE 0x318 (diag318) is a privileged s390x instruction that must > > be intercepted by SIE and handled via KVM. Let's introduce some > > functions to communicate between QEMU and KVM via

Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-03 Thread David Hildenbrand
On 01.04.19 23:48, Collin Walling wrote: > DIAGNOSE 0x318 (diag318) is a privileged s390x instruction that must > be intercepted by SIE and handled via KVM. Let's introduce some > functions to communicate between QEMU and KVM via ioctls. These > will be used to get/set the diag318 related informati

Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-02 Thread Collin Walling
On 4/1/19 5:48 PM, Collin Walling wrote: [...] --- This version is posted in tandem with a new kernel patch that changes how the execution of the diag 0x318 instruction is handled. A link to this series will be attached as a reply to this series for convenience. https://www.spinics.net/list

Re: [Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-01 Thread no-reply
Patchew URL: https://patchew.org/QEMU/20190401214847.27600-1-wall...@linux.ibm.com/ Hi, This series seems to have some coding style problems. See output below for more information: Message-id: 20190401214847.27600-1-wall...@linux.ibm.com Subject: [Qemu-devel] [PATCH v3] s390: diagnose 318

[Qemu-devel] [PATCH v3] s390: diagnose 318 info reset and migration support

2019-04-01 Thread Collin Walling
DIAGNOSE 0x318 (diag318) is a privileged s390x instruction that must be intercepted by SIE and handled via KVM. Let's introduce some functions to communicate between QEMU and KVM via ioctls. These will be used to get/set the diag318 related information (also known as the "Control Program Code" or "