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scripts/gdb: provide a dentry_name VFS path helper

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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>
This commit is contained in:
Kieran Bingham 2016-05-23 16:24:53 -07:00 committed by Linus Torvalds
parent 958ef8a09a
commit 74627cf2df
1 changed files with 8 additions and 0 deletions
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8
scripts/gdb/linux/utils.py
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@ -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()