scripts/gdb: rework module VA range

After we enlarge the module VA range, we also change the module VA
range in gdb scripts.

Link: https://lkml.kernel.org/r/[email protected]
Fixes: 3e35d30 ("arm64: module: rework module VA range selection")
Signed-off-by: Kuan-Ying Lee <[email protected]>
Cc: Jan Kiszka <[email protected]>
Cc: Kieran Bingham <[email protected]>
Cc: Kirill A. Shutemov <[email protected]>
Cc: Michael Ellerman <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

Author: kylee0215

scripts/gdb/linux/mm.py

@@ -33,7 +33,7 @@ class aarch64_page_ops():
     def __init__(self):
         self.SUBSECTION_SHIFT = 21
         self.SEBSECTION_SIZE = 1 << self.SUBSECTION_SHIFT
-        self.MODULES_VSIZE = 128 * 1024 * 1024
+        self.MODULES_VSIZE = 2 * 1024 * 1024 * 1024
 
         if constants.LX_CONFIG_ARM64_64K_PAGES:
             self.SECTION_SIZE_BITS = 29