Re: [Qemu-devel] [PULL 0/5] s390x: Fixes and features

[Christian Borntraeger <borntraeger@de.ibm.com>]

Am 07.10.2015 um 22:55 schrieb Peter Maydell:
> On 6 October 2015 at 11:41, Christian Borntraeger
> <borntraeger@de.ibm.com> wrote:
>> Peter,
>>
>> here are some fixes (and a small feature) for s390x.
>>
>> The following changes since commit b2312c680084ea18cd55fa7093397cad2224ec14:
>>
>>   Merge remote-tracking branch 'remotes/amit-migration/tags/for-juan-201509' into staging (2015-09-29 12:41:19 +0100)
>>
>> are available in the git repository at:
>>
>>   git://github.com/borntraeger/qemu.git tags/s390x-20151006
>>
>> for you to fetch changes up to d9f090ec7794d433b8f222ae8c8f95601369a4a5:
>>
>>   s390x: rename io_subsystem_reset -> subsystem_reset (2015-10-02 13:31:52 +0200)
>>
>> ----------------------------------------------------------------
>> s390: fixes
>>
>> Some fixes all over the place:
>> - ccw bios and gcc 5.1 (avoid floating point ops)
>> - properly print vector registers
>> - sclp and sclp-event-facility no longer hang on object_unref(object_new(T))
>> - better name for io_subsystem_reset
>>
>> One feature
>> - the gdb server now exposes several virtualization specific register
>>
>> ----------------------------------------------------------------
>> Christian Borntraeger (2):
>>       pc-bios/s390-ccw: avoid floating point operations
>>       s390x/info registers: print vector registers properly
>>
>> David Hildenbrand (3):
>>       s390x/gdb: expose virtualization specific registers
>>       s390x: set missing parent for hotplug and quiesce events
>>       s390x: rename io_subsystem_reset -> subsystem_reset
>>
>>  configure                  |  2 +-
>>  gdb-xml/s390-virt.xml      | 18 ++++++++++
>>  hw/s390x/event-facility.c  | 20 +++++------
>>  hw/s390x/s390-virtio-ccw.c |  2 +-
>>  pc-bios/s390-ccw/Makefile  |  3 +-
>>  target-s390x/cpu.h         |  2 +-
>>  target-s390x/gdbstub.c     | 82 ++++++++++++++++++++++++++++++++++++++++++++++
>>  target-s390x/misc_helper.c |  4 +--
>>  target-s390x/translate.c   |  2 +-
>>  9 files changed, 118 insertions(+), 17 deletions(-)
>>  create mode 100644 gdb-xml/s390-virt.xml
> 
> Just to check before I apply this -- given the change to
> pc-bios/s390-ccw/Makefile, is there a missing update to the
> compiled s390-ccw.img itself?

No, the current compiled s390-ccw.img is fine. The patch is just to avoid
"miscompiles" with gcc 5.1 which tends to do a lot of spilling/filling into/from
floating point registers.

Christian