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authorKuan-Ying Lee <Kuan-Ying.Lee@mediatek.com>2022-06-10 15:14:57 +0800
committerMasahiro Yamada <masahiroy@kernel.org>2022-06-11 18:31:53 +0900
commit1f7a6cf6b07c74a17343c2559cd5f5018a245961 (patch)
tree28de375670d387c5e023af41ae3e19bbaad60e9f
parentda4288b95baa1c7c9aa8a476f58b37eb238745b0 (diff)
downloadlinux-1f7a6cf6b07c74a17343c2559cd5f5018a245961.tar.bz2
scripts/gdb: change kernel config dumping method
MAGIC_START("IKCFG_ST") and MAGIC_END("IKCFG_ED") are moved out from the kernel_config_data variable. Thus, we parse kernel_config_data directly instead of considering offset of MAGIC_START and MAGIC_END. Fixes: 13610aa908dc ("kernel/configs: use .incbin directive to embed config_data.gz") Signed-off-by: Kuan-Ying Lee <Kuan-Ying.Lee@mediatek.com> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
-rw-r--r--scripts/gdb/linux/config.py6
1 files changed, 3 insertions, 3 deletions
diff --git a/scripts/gdb/linux/config.py b/scripts/gdb/linux/config.py
index 90e1565b1967..8843ab3cbadd 100644
--- a/scripts/gdb/linux/config.py
+++ b/scripts/gdb/linux/config.py
@@ -24,9 +24,9 @@ class LxConfigDump(gdb.Command):
filename = arg
try:
- py_config_ptr = gdb.parse_and_eval("kernel_config_data + 8")
- py_config_size = gdb.parse_and_eval(
- "sizeof(kernel_config_data) - 1 - 8 * 2")
+ py_config_ptr = gdb.parse_and_eval("&kernel_config_data")
+ py_config_ptr_end = gdb.parse_and_eval("&kernel_config_data_end")
+ py_config_size = py_config_ptr_end - py_config_ptr
except gdb.error as e:
raise gdb.GdbError("Can't find config, enable CONFIG_IKCONFIG?")