KVM: s390: Improve kvm_s390_vm_stop_migration()

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There is no need to clear cmma-dirty state if the VM is not using CMMA.

Skip the CMMA-related code if CMMA is not in use.

Fixes: 6cfd47f91f ("KVM: s390: Fix cmma dirty tracking")
Fixes: 190df4a212 ("KVM: s390: CMMA tracking, ESSA emulation, migration mode")
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>

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Claudio Imbrenda 2026-07-02 17:24:06 +02:00 • committed by Christian Borntraeger

parent 4d4a21e38f

commit 9489220fe0

1 changed files with 4 additions and 2 deletions

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arch/s390/kvm/kvm-s390.c

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