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[Qemu-devel] [PULL] Fix for kvm dirty logging


From: Avi Kivity
Subject: [Qemu-devel] [PULL] Fix for kvm dirty logging
Date: Sun, 15 Jan 2012 16:36:35 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111222 Thunderbird/9.0

kvm dirty logging is broken in the presence of memory slots being
removed; this breaks opensuse's boot screen.  Following patch fixes:

  git://git.kernel.org/pub/scm/virt/kvm/qemu-kvm.git memory/urgent


Avi Kivity (1):
      kvm: flush the dirty log when unregistering a slot

 kvm-all.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/kvm-all.c b/kvm-all.c
index 3174f42..2cc4562 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -566,6 +566,10 @@ static void kvm_set_phys_mem(MemoryRegionSection
*section, bool add)
 
         old = *mem;
 
+        if (mem->flags & KVM_MEM_LOG_DIRTY_PAGES) {
+            kvm_physical_sync_dirty_bitmap(section);
+        }
+
         /* unregister the overlapping slot */
         mem->memory_size = 0;
         err = kvm_set_user_memory_region(s, mem);

-- 
error compiling committee.c: too many arguments to function




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