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authorMichael Walle <michael@walle.cc>2011-09-15 23:16:49 +0200
committerAvi Kivity <avi@redhat.com>2011-09-18 14:55:16 +0300
commit860329b2513cf754c5f7d5400f7bcf5dd1a44489 (patch)
tree5af633d3cf737902a0b047bcd63e8340a2cd1489 /memory.c
parentbe9c4183c44fcde64730446eb76bd68083dfa0db (diff)
downloadfocaccia-qemu-860329b2513cf754c5f7d5400f7bcf5dd1a44489.tar.gz
focaccia-qemu-860329b2513cf754c5f7d5400f7bcf5dd1a44489.zip
memory: fix subregion collision warning
Instead of the offset property use the proper addr property to calculate
the offsets.

Additionally, be a little more verbose on the warning and print the
subregion name.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'memory.c')
-rw-r--r--memory.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/memory.c b/memory.c
index 101b67c935..ba74435a9b 100644
--- a/memory.c
+++ b/memory.c
@@ -1190,16 +1190,19 @@ static void memory_region_add_subregion_common(MemoryRegion *mr,
         if (subregion->may_overlap || other->may_overlap) {
             continue;
         }
-        if (offset >= other->offset + other->size
-            || offset + subregion->size <= other->offset) {
+        if (offset >= other->addr + other->size
+            || offset + subregion->size <= other->addr) {
             continue;
         }
 #if 0
-        printf("warning: subregion collision %llx/%llx vs %llx/%llx\n",
+        printf("warning: subregion collision %llx/%llx (%s) "
+               "vs %llx/%llx (%s)\n",
                (unsigned long long)offset,
                (unsigned long long)subregion->size,
-               (unsigned long long)other->offset,
-               (unsigned long long)other->size);
+               subregion->name,
+               (unsigned long long)other->addr,
+               (unsigned long long)other->size,
+               other->name);
 #endif
     }
     QTAILQ_FOREACH(other, &mr->subregions, subregions_link) {