Patchwork [10/23] memory: add memory_region_is_logging()

login
register
mail settings
Submitter Avi Kivity
Date Dec. 19, 2011, 2:13 p.m.
Message ID <1324304024-11220-11-git-send-email-avi@redhat.com>
Download mbox | patch
Permalink /patch/132260/
State New
Headers show

Comments

Avi Kivity - Dec. 19, 2011, 2:13 p.m.
Signed-off-by: Avi Kivity <avi@redhat.com>
---
 memory.c |    5 +++++
 memory.h |    9 +++++++++
 2 files changed, 14 insertions(+), 0 deletions(-)

Patch

diff --git a/memory.c b/memory.c
index ee9053a..2e5ff43 100644
--- a/memory.c
+++ b/memory.c
@@ -1107,6 +1107,11 @@  bool memory_region_is_ram(MemoryRegion *mr)
     return mr->ram;
 }
 
+bool memory_region_is_logging(MemoryRegion *mr)
+{
+    return mr->dirty_log_mask;
+}
+
 bool memory_region_is_rom(MemoryRegion *mr)
 {
     return mr->ram && mr->readonly;
diff --git a/memory.h b/memory.h
index 6b50f6b..b7d39ed 100644
--- a/memory.h
+++ b/memory.h
@@ -315,6 +315,15 @@  uint64_t memory_region_size(MemoryRegion *mr);
 bool memory_region_is_ram(MemoryRegion *mr);
 
 /**
+ * memory_region_is_logging: return whether a memory region is logging writes
+ *
+ * Returns %true if the memory region is logging writes
+ *
+ * @mr: the memory region being queried
+ */
+bool memory_region_is_logging(MemoryRegion *mr);
+
+/**
  * memory_region_is_rom: check whether a memory region is ROM
  *
  * Returns %true is a memory region is read-only memory.