diff options
| author | Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> | 2018-04-30 18:33:24 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2018-07-13 09:48:57 +0200 |
| commit | 03133347b4452ef9b1f1456b92f5fafa467c0655 (patch) | |
| tree | a39285f6c8ffc10ed38505a3eafad7d394869d0b /include | |
| parent | 0230cae75df62de5813a4ca39a425ba439d036da (diff) | |
KVM: s390: a utility function for migration
Introduce a utility function that will be used later on for storage
attributes migration, and use it in kvm_main.c to replace existing code
that does the same thing.
Signed-off-by: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
Message-Id: <1525106005-13931-2-git-send-email-imbrenda@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/kvm_host.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 4ee7bc548a83..5f138b40e433 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -309,6 +309,13 @@ static inline unsigned long kvm_dirty_bitmap_bytes(struct kvm_memory_slot *memsl return ALIGN(memslot->npages, BITS_PER_LONG) / 8; } +static inline unsigned long *kvm_second_dirty_bitmap(struct kvm_memory_slot *memslot) +{ + unsigned long len = kvm_dirty_bitmap_bytes(memslot); + + return memslot->dirty_bitmap + len / sizeof(*memslot->dirty_bitmap); +} + struct kvm_s390_adapter_int { u64 ind_addr; u64 summary_addr; |