[Qemu-devel] [PATCH] fix endless look at kvm migration

[Glauber Costa]

If we try to sync bitmaps withouth KVM_MEM_LOG_DIRTY_PAGES being set
on a slot, we will enter an endless loop. Remove the test, since it
is not strictly needed anyway

Signed-off-by: Glauber Costa <address@hidden>
CC: Alexander Graf <address@hidden>
---
 kvm-all.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/kvm-all.c b/kvm-all.c
index 824bb4c..d3bbd3c 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -331,11 +331,6 @@ int kvm_physical_sync_dirty_bitmap(target_phys_addr_t 
start_addr,
             break;
         }
 
-        /* We didn't activate dirty logging? Don't care then. */
-        if(!(mem->flags & KVM_MEM_LOG_DIRTY_PAGES)) {
-            continue;
-        }
-
         size = ((mem->memory_size >> TARGET_PAGE_BITS) + 7) / 8;
         if (!d.dirty_bitmap) {
             d.dirty_bitmap = qemu_malloc(size);
-- 
1.6.2.2