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KVM: s390: Add FAULT_FLAG_RETRY_NOWAIT for guest fault
authorDominik Dingel <dingel@linux.vnet.ibm.com>
Mon, 17 Jun 2013 14:25:18 +0000 (16:25 +0200)
committerChristian Borntraeger <borntraeger@de.ibm.com>
Thu, 30 Jan 2014 11:50:39 +0000 (12:50 +0100)
commit24eb3a824c4f3ccfaa2305dc1d9d9e2a708828c5
treea889cb48f43502fb8db57d40ef6f342382d638b6tree | snapshot (tar.gz zip)
parenta91b8ebe8671980151e0a19ee9fec6b0e1ae1d58commit | diff
KVM: s390: Add FAULT_FLAG_RETRY_NOWAIT for guest fault

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>
arch/s390/include/asm/pgtable.h diff | blob | blame | history
arch/s390/include/asm/processor.h diff | blob | blame | history
arch/s390/kvm/kvm-s390.c diff | blob | blame | history
arch/s390/mm/fault.c diff | blob | blame | history