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authorPaolo Bonzini <pbonzini@redhat.com>2015-07-14 13:56:53 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2015-07-24 13:57:45 +0200
commitdeb809edb85334c8e90530e1071b98f4da25ebaa (patch)
tree22dae854f70525d72bd6689e3640d8fc64a0220e /include
parentfb4309695905de889d318caec8eb13d3b2c118d5 (diff)
memory: count number of active VGA logging clients
For a board that has multiple framebuffer devices, both of them might want to use DIRTY_MEMORY_VGA on the same memory region. The lack of reference counting in memory_region_set_log makes this very awkward to implement. Suggested-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/exec/memory.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h
index 139471500f..94d20eae05 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -180,6 +180,7 @@ struct MemoryRegion {
bool warning_printed; /* For reservations */
bool flush_coalesced_mmio;
bool global_locking;
+ uint8_t vga_logging_count;
MemoryRegion *alias;
hwaddr alias_offset;
int32_t priority;