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qemu-patch-raspberry4
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s390x/kvm: fix cmma reset for KVM 

We must reset the CMMA states for normal memory (when not on mem path),
but the current code does the opposite. This was unnoticed for some time
as the kernel since 4.6 also had a bug which mostly disabled the paging
optimizations.

Fixes: 07059effd1 ("s390x/kvm: let the CPU model control CMM(A)")
Cc: qemu-stable@nongnu.org # v2.8
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
(cherry picked from commit 0cf4d747cb)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
stable-2.8
Christian Borntraeger 2017-01-24 14:28:13 +01:00 committed by Michael Roth
parent 3fb4b3c371
commit 5fb07a7b6c
1 changed files with 1 additions and 1 deletions
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2
target-s390x/kvm.c
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@ -197,7 +197,7 @@ void kvm_s390_cmma_reset(void)
.attr = KVM_S390_VM_MEM_CLR_CMMA,
};
if (!mem_path || !kvm_s390_cmma_available()) {
if (mem_path || !kvm_s390_cmma_available()) {
return;
}