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[RFC,v3,0/2] s390x: Improvements to SIGP handling [QEMU]

Message ID 20211110204528.1378524-1-farman@linux.ibm.com (mailing list archive)
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Series s390x: Improvements to SIGP handling [QEMU] | expand

Message

Eric Farman Nov. 10, 2021, 8:45 p.m. UTC 
Here is an update to the SIGP handling series, to correspond to
version 3 of the KVM series [1].

The main changes here from v2 are the simplified use of
s390_cpu_reset_sigp_busy() throughout the SIGP handlers,
a new invocation of it from s390_cpu_reset(), and the
implementation of the "set sigp busy" IOCTL.

[1] https://lore.kernel.org/r/20211110203322.1374925-1-farman@linux.ibm.com/

Previous RFCs:
v1: https://lore.kernel.org/r/20211008203811.1980478-1-farman@linux.ibm.com/
v2: https://lore.kernel.org/r/20211102201122.3188108-1-farman@linux.ibm.com/

Eric Farman (2):
  Temporary linux-headers update
  s390x: Implement the USER_SIGP_BUSY capability

 linux-headers/linux/kvm.h    |  5 +++++
 target/s390x/cpu-sysemu.c    | 15 +++++++++++++++
 target/s390x/cpu.c           |  1 +
 target/s390x/cpu.h           |  8 ++++++++
 target/s390x/kvm/kvm.c       | 16 ++++++++++++++++
 target/s390x/kvm/kvm_s390x.h |  2 ++
 target/s390x/sigp.c          | 19 ++++++++++++++++++-
 7 files changed, 65 insertions(+), 1 deletion(-)