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authorAlexey Kardashevskiy <aik@ozlabs.ru>2013-10-03 09:10:09 -0600
committerAlex Williamson <alex.williamson@redhat.com>2013-10-03 09:10:09 -0600
commit1d5bf692e55ae22b59083741d521e27db704846d (patch)
tree9e0d2ed9ea3f63dacee832973b7aca99f6e00387 /hw/misc
parentf16f39c3fc973c5d7cbc2224eefb4ef5eb1e64ff (diff)
downloadfocaccia-qemu-1d5bf692e55ae22b59083741d521e27db704846d.tar.gz
focaccia-qemu-1d5bf692e55ae22b59083741d521e27db704846d.zip
vfio: Fix debug output for int128 values
Memory regions can easily be 2^64 byte long and therefore overflow
for just a bit but that is enough for int128_get64() to assert.

This takes care of debug printing of huge section sizes.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'hw/misc')
-rw-r--r--hw/misc/vfio.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index 0c9bb95815..68e25bd8c3 100644
--- a/hw/misc/vfio.c
+++ b/hw/misc/vfio.c
@@ -2084,7 +2084,8 @@ static void vfio_listener_region_add(MemoryListener *listener,
     if (vfio_listener_skipped_section(section)) {
         DPRINTF("SKIPPING region_add %"HWADDR_PRIx" - %"PRIx64"\n",
                 section->offset_within_address_space,
-                section->offset_within_address_space + section->size - 1);
+                section->offset_within_address_space +
+                int128_get64(int128_sub(section->size, int128_one())));
         return;
     }
 
@@ -2129,7 +2130,8 @@ static void vfio_listener_region_del(MemoryListener *listener,
     if (vfio_listener_skipped_section(section)) {
         DPRINTF("SKIPPING region_del %"HWADDR_PRIx" - %"PRIx64"\n",
                 section->offset_within_address_space,
-                section->offset_within_address_space + section->size - 1);
+                section->offset_within_address_space +
+                int128_get64(int128_sub(section->size, int128_one())));
         return;
     }