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authorPaolo Bonzini <pbonzini@redhat.com>2018-11-28 17:22:25 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2019-01-11 13:57:23 +0100
commit4ec37f904803d64a4429dfcd3225455be4203dd9 (patch)
tree0e7b278d8ff227df1c4ff191b0e110a3cd55e113 /hw/pci-host
parent1db4269f34764f2595e87fa958b8d13bcbac47ed (diff)
pam: wrap MemoryRegion initialization in a transaction
This avoids a few re-rendering of the memory AddressSpace. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/pci-host')
-rw-r--r--hw/pci-host/pam.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/pci-host/pam.c b/hw/pci-host/pam.c
index e361ecb7ee..aa5ecfd0c2 100644
--- a/hw/pci-host/pam.c
+++ b/hw/pci-host/pam.c
@@ -52,11 +52,13 @@ void init_pam(DeviceState *dev, MemoryRegion *ram_memory,
memory_region_init_alias(&mem->alias[2], OBJECT(dev), "pam-pci", ram_memory,
start, size);
+ memory_region_transaction_begin();
for (i = 0; i < 4; ++i) {
memory_region_set_enabled(&mem->alias[i], false);
memory_region_add_subregion_overlap(system_memory, start,
&mem->alias[i], 1);
}
+ memory_region_transaction_commit();
mem->current = 0;
}