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scripts/gdb: provide a dentry_name VFS path helper
author
Kieran Bingham
<kieran.bingham@linaro.org>
Mon, 23 May 2016 23:24:53 +0000
(16:24 -0700)
committer
Linus Torvalds
<torvalds@linux-foundation.org>
Tue, 24 May 2016 00:04:14 +0000
(17:04 -0700)
Walk the VFS entries, pre-pending the iname strings to generate a full
VFS path name from a dentry.
Link:
http://lkml.kernel.org/r/4328fdb2d15ba7f1b21ad21c2eecc38d9cfc4d13.1462865983.git.jan.kiszka@siemens.com
Signed-off-by: Kieran Bingham <kieran.bingham@linaro.org>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
scripts/gdb/linux/utils.py
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diff --git
a/scripts/gdb/linux/utils.py
b/scripts/gdb/linux/utils.py
index
dbe2ad7
..
de03a6b
100644
(file)
--- a/
scripts/gdb/linux/utils.py
+++ b/
scripts/gdb/linux/utils.py
@@
-161,3
+161,11
@@
def gdb_eval_or_none(expresssion):
return gdb.parse_and_eval(expresssion)
except:
return None
+
+
+def dentry_name(d):
+ parent = d['d_parent']
+ if parent == d or parent == 0:
+ return ""
+ p = dentry_name(d['d_parent']) + "/"
+ return p + d['d_iname'].string()