KVM: MMU: Remove for_each_unsync_children() macro

There is only one user of it and for_each_set_bit() does the same.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 1 insertions, 6 deletions

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 224b02c3cda9..8a9b27cb4449 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1391,11 +1391,6 @@ struct kvm_mmu_pages {
         unsigned int nr;
 };
 
-#define for_each_unsync_children(bitmap, idx)           \
-        for (idx = find_first_bit(bitmap, 512);         \
-             idx < 512;                                 \
-             idx = find_next_bit(bitmap, 512, idx+1))
-
 static int mmu_pages_add(struct kvm_mmu_pages *pvec, struct kvm_mmu_page *sp,
                          int idx)
 {
@@ -1417,7 +1412,7 @@ static int __mmu_unsync_walk(struct kvm_mmu_page *sp,
 {
         int i, ret, nr_unsync_leaf = 0;
 
-        for_each_unsync_children(sp->unsync_child_bitmap, i) {
+        for_each_set_bit(i, sp->unsync_child_bitmap, 512) {
                 struct kvm_mmu_page *child;
                 u64 ent = sp->spt[i];