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migration: stable ram block ordering

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This makes ram block ordering under migration stable, ordered by offset.
This is especially useful for migration to exec, for debugging.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2010-11-22 19:52:34 +02:00
parent c924f36a30
commit b2e0a138e7
4 changed files with 61 additions and 3 deletions
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2
kvm-all.c
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@ -162,7 +162,7 @@ static int kvm_set_user_memory_region(KVMState *s, KVMSlot *slot)
mem.slot = slot->slot;
mem.guest_phys_addr = slot->start_addr;
mem.memory_size = slot->memory_size;
mem.userspace_addr = (unsigned long)qemu_get_ram_ptr(slot->phys_offset);
mem.userspace_addr = (unsigned long)qemu_safe_ram_ptr(slot->phys_offset);
mem.flags = slot->flags;
if (s->migration_log) {
mem.flags |= KVM_MEM_LOG_DIRTY_PAGES;