KVM: s390: Add FAULT_FLAG_RETRY_NOWAIT for guest fault

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In the case of a fault, we will retry to exit sie64 but with gmap fault
indication for this thread set. This makes it possible to handle async
page faults.

Based on a patch from Martin Schwidefsky.

Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>

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Dominik Dingel 2013-06-17 16:25:18 +02:00 • committed by Christian Borntraeger

parent a91b8ebe86

commit 24eb3a824c

4 changed files with 46 additions and 6 deletions

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2

arch/s390/include/asm/pgtable.h

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1

arch/s390/include/asm/processor.h

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23

arch/s390/kvm/kvm-s390.c

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26

arch/s390/mm/fault.c

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