scripts/gdb/utils: add common type usage

Since we often use 'unsigned long', 'size_t', 'usigned int'
and 'struct page', we add these common types to utils.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Kuan-Ying Lee <[e-mail]>
Cc: AngeloGioacchino Del Regno <[e-mail]>
Cc: Chinwen Chang <[e-mail]>
Cc: Matthias Brugger <[e-mail]>
Cc: Qun-Wei Lin <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>

scripts/gdb/linux/utils.py

···
 
 
 long_type = CachedType("long")
+ulong_type = CachedType("unsigned long")
+uint_type = CachedType("unsigned int")
 atomic_long_type = CachedType("atomic_long_t")
+size_t_type = CachedType("size_t")
+struct_page_type = CachedType("struct page")
+
+def get_uint_type():
+    global uint_type
+    return uint_type.get_type()
+
+def get_page_type():
+    global struct_page_type
+    return struct_page_type.get_type()
 
 def get_long_type():
     global long_type
     return long_type.get_type()
+
+def get_ulong_type():
+    global ulong_type
+    return ulong_type.get_type()
+
+def get_size_t_type():
+    global size_t_type
+    return size_t_type.get_type()
 
 def offset_of(typeobj, field):
     element = gdb.Value(0).cast(typeobj)