linux-kernel - [PATCH 2/7] scripts/gdb: Also allow list_head pointer as lx-list-check paramter

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Date:	Fri, 22 May 2015 07:58:12 +0200
From:	Jan Kiszka <jan.kiszka@...mens.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 2/7] scripts/gdb: Also allow list_head pointer as lx-list-check paramter

This makes the usage more flexible.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 scripts/gdb/linux/lists.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/scripts/gdb/linux/lists.py b/scripts/gdb/linux/lists.py
index 2a94b54..71fba6a 100644
--- a/scripts/gdb/linux/lists.py
+++ b/scripts/gdb/linux/lists.py
@@ -20,9 +20,11 @@ list_head = utils.CachedType("struct list_head")
 
 def list_check(head):
     nb = 0
+    if (head.type == list_head.get_type().pointer()):
+        head = head.dereference()
+    elif (head.type != list_head.get_type()):
+        raise gdb.GdbError('argument must be of type (struct list_head [*])')
     c = head
-    if (c.type != list_head.get_type()):
-        raise gdb.GdbError('The argument should be of type (struct list_head)')
     try:
         gdb.write("Starting with: {}\n".format(c))
     except gdb.MemoryError:
-- 
2.1.4

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