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From: | Anthony Liguori |
Subject: | Re: [Qemu-devel] [PULL] Fix for kvm dirty logging |
Date: | Sun, 15 Jan 2012 10:23:22 -0600 |
User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.23) Gecko/20110922 Lightning/1.0b2 Thunderbird/3.1.15 |
On 01/15/2012 08:36 AM, Avi Kivity wrote:
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
Pulled. Thanks. Regards, Anthony Liguori
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);
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