linux-kernel - [PATCH 1/2][next] scripts/gdb: add utils.read

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Date:   Fri, 14 Aug 2020 23:31:24 +0206
From:   John Ogness <john.ogness@...utronix.de>
To:     Jan Kiszka <jan.kiszka@...mens.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Baoquan He <bhe@...hat.com>, Dave Young <dyoung@...hat.com>,
        Vivek Goyal <vgoyal@...hat.com>,
        Jonathan Corbet <corbet@....net>,
        Kieran Bingham <kbingham@...nel.org>,
        Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/2][next] 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@...utronix.de>
---

 based on next-20200814

 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
 
 
-- 
2.20.1