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(parent: 8348456) | patch
[S390] kvm: handle tprot intercepts
authorChristian Borntraeger <borntraeger@de.ibm.com>
Sun, 24 Jul 2011 08:48:17 +0000 (10:48 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Sun, 24 Jul 2011 08:48:20 +0000 (10:48 +0200)
commitd9f2e1d76a0590ad0be4707a856db07c639edd25
tree687caacfbe9165dd80d2e29af4b68ce32216e28dtree | snapshot
parent8348456d130e6fd3f3c42776cbcc6820421ad255commit | diff
[S390] kvm: handle tprot intercepts

When running a kvm guest we can get intercepts for tprot, if the host
page table is read-only or not populated. This patch implements the
most common case (linux memory detection).
This also allows host copy on write for guest memory on newer systems.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/kvm_host.h diff | blob | history
arch/s390/kvm/intercept.c diff | blob | history
arch/s390/kvm/kvm-s390.c diff | blob | history
arch/s390/kvm/kvm-s390.h diff | blob | history
arch/s390/kvm/priv.c diff | blob | history
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