From 3e0d075cb0ab3b1fbddc14855985215407f8a48b Mon Sep 17 00:00:00 2001
From: John Ogness <john.ogness@linutronix.de>
Date: Fri, 14 Aug 2020 23:31:24 +0206
Subject: [PATCH] scripts/gdb: add utils.read_ulong()

Add a function for reading unsigned long values, which vary in size
depending on the architecture.

Signed-off-by: John Ogness <john.ogness@linutronix.de>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Tested-by: Nick Desaulniers <ndesaulniers@google.com>
Tested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20200814212525.6118-2-john.ogness@linutronix.de
---
 scripts/gdb/linux/utils.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index ea94221dbd39..ff7c1799d588 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -123,6 +123,13 @@ def read_u64(buffer, offset):
         return read_u32(buffer, offset + 4) + (read_u32(buffer, offset) << 32)
 
 
+def read_ulong(buffer, offset):
+    if get_long_type().sizeof == 8:
+        return read_u64(buffer, offset)
+    else:
+        return read_u32(buffer, offset)
+
+
 target_arch = None