The patch titled
Subject: scripts-gdb-add-kernel-config-dumping-command-v2
has been added to the -mm tree. Its filename is
scripts-gdb-add-kernel-config-dumping-command-v2.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/scripts-gdb-add-kernel-config-dumping-command-v2.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/scripts-gdb-add-kernel-config-dumping-command-v2.patch
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The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Stephen Boyd <swboyd@xxxxxxxxxxxx>
Subject: scripts-gdb-add-kernel-config-dumping-command-v2
* Fixed config dumping script off-by-one error on builtin config size
* Silenced pep8 style warnings and errors
Link: http://lkml.kernel.org/r/20190329220844.38234-3-swboyd@xxxxxxxxxxxx
Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
Cc: Douglas Anderson <dianders@xxxxxxxxxxxx>
Cc: Nikolay Borisov <n.borisov.lkml@xxxxxxxxx>
Cc: Kieran Bingham <kbingham@xxxxxxxxxx>
Cc: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Cc: Jackie Liu <liuyun01@xxxxxxxxxx>
Cc: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/gdb/linux/config.py | 22 +++++++++-------------
1 file changed, 9 insertions(+), 13 deletions(-)
--- a/scripts/gdb/linux/config.py~scripts-gdb-add-kernel-config-dumping-command-v2
+++ a/scripts/gdb/linux/config.py
@@ -7,6 +7,7 @@ import zlib
from linux import utils
+
class LxConfigDump(gdb.Command):
"""Output kernel config to the filename specified as the command
argument. Equivalent to 'zcat /proc/config.gz > config.txt' on
@@ -14,7 +15,7 @@ class LxConfigDump(gdb.Command):
def __init__(self):
super(LxConfigDump, self).__init__("lx-configdump", gdb.COMMAND_DATA,
- gdb.COMPLETE_FILENAME)
+ gdb.COMPLETE_FILENAME)
def invoke(self, arg, from_tty):
if len(arg) == 0:
@@ -23,26 +24,21 @@ class LxConfigDump(gdb.Command):
filename = arg
try:
- py_config_ptr = gdb.parse_and_eval(
- "kernel_config_data + 8")
+ py_config_ptr = gdb.parse_and_eval("kernel_config_data + 8")
py_config_size = gdb.parse_and_eval(
- "sizeof(kernel_config_data) - 2 - 8 * 2")
- except:
+ "sizeof(kernel_config_data) - 1 - 8 * 2")
+ except gdb.error as e:
raise gdb.GdbError("Can't find config, enable CONFIG_IKCONFIG?")
inf = gdb.inferiors()[0]
zconfig_buf = utils.read_memoryview(inf, py_config_ptr,
- py_config_size).tobytes()
+ py_config_size).tobytes()
config_buf = zlib.decompress(zconfig_buf, 16)
- try:
- f = open(filename, 'wb')
- except:
- raise gdb.GdbError("Could not open file to dump config")
-
- f.write(config_buf)
- f.close()
+ with open(filename, 'wb') as f:
+ f.write(config_buf)
gdb.write("Dumped config to " + filename + "\n")
+
LxConfigDump()
_
Patches currently in -mm which might be from swboyd@xxxxxxxxxxxx are
scripts-gdb-find-vmlinux-where-it-was-before.patch
scripts-gdb-add-kernel-config-dumping-command.patch
scripts-gdb-add-kernel-config-dumping-command-v2.patch
scripts-gdb-add-rb-tree-iterating-utilities.patch
scripts-gdb-add-rb-tree-iterating-utilities-v2.patch
scripts-gdb-add-a-timer-list-command.patch
scripts-gdb-add-a-timer-list-command-v2.patch
scripts-gdb-silence-pep8-checks.patch
