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kvm: de-register mem region for MMIO (Glauber Costa)

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Besides unassigned memory, we also don't care about MMIO.
So if we're giving an MMIO area that is already registered,
wipe it out.

Signed-off-by: Glauber Costa <glommer@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5753 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2008-11-19 15:09:54 +00:00
parent d5b4eb4016
commit a3d6841ff8
1 changed files with 1 additions and 1 deletions
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kvm-all.c
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@ -322,7 +322,7 @@ void kvm_set_phys_mem(target_phys_addr_t start_addr,
mem = kvm_lookup_slot(s, start_addr); mem = kvm_lookup_slot(s, start_addr);
if (mem) { if (mem) {
if (flags == IO_MEM_UNASSIGNED) { if ((flags == IO_MEM_UNASSIGNED) || (flags >= TLB_MMIO)) {
mem->memory_size = 0; mem->memory_size = 0;
mem->guest_phys_addr = start_addr; mem->guest_phys_addr = start_addr;
mem->userspace_addr = 0; mem->userspace_addr = 0;