pyjailhouse: sysfs_parser: fix IVDM memory region definition

Second parameter to MemRegion must be its end (inclusive).

Fixes: 5fe206927c05 ("tools: Implement ACPI IVRS table parser")
Signed-off-by: Andrej Utz <andrej.utz@st.oth-regensburg.de>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/pyjailhouse/sysfs_parser.py b/pyjailhouse/sysfs_parser.py
index fa32ba48..3db61980 100644
--- a/pyjailhouse/sysfs_parser.py
+++ b/pyjailhouse/sysfs_parser.py
@@ -481,7 +481,10 @@ def parse_ivrs(pcidevices, ioapics):
                       'regions. The memory at 0x%x will be mapped accessible '
                       'to all devices.' % mem_addr)
 
-            regions.append(MemRegion(mem_addr, mem_len, 'ACPI IVRS', comment))
+            regions.append(
+                MemRegion(mem_addr, mem_addr + mem_len - 1, 'ACPI IVRS',
+                    comment))
+
         elif type == 0x40:
             raise RuntimeError(
                 'You board uses IVRS Rev. 2 feature Jailhouse doesn\'t '