KVM: s390: Don't exit SIE on SIGP sense running

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Newer (guest) kernels use sigp sense running in their spinlock
implementation to check if the other cpu is running before yielding
the processor. This revealed some wrong guest settings, causing
unnecessary exits for every sigp sense running.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

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Christian Borntraeger 2010-06-17 23:16:20 +02:00 • committed by Avi Kivity

parent 971eb77f87

commit fc34531db3

2 changed files with 4 additions and 2 deletions

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2

arch/s390/include/asm/kvm_host.h

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4

arch/s390/kvm/kvm-s390.c

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