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KVM: Count the number of dirty pages for dirty logging

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Needed for the next patch which uses this number to decide how to write
protect a slot.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Takuya Yoshikawa
2011-11-14 18:23:34 +09:00
committed by Avi Kivity
parent 9b9b149236
commit 7850ac5420
3 changed files with 7 additions and 7 deletions
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include/linux/kvm_host.h
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@@ -181,6 +181,7 @@ struct kvm_memory_slot {
unsigned long *rmap;
unsigned long *dirty_bitmap;
unsigned long *dirty_bitmap_head;
unsigned long nr_dirty_pages;
struct kvm_lpage_info *lpage_info[KVM_NR_PAGE_SIZES - 1];
unsigned long userspace_addr;
int user_alloc;