diff mbox series

[8/8] configs/debug: set CONFIG_DEBUG_INFO=y properly

Message ID 20220305042911.52087C004E1@smtp.kernel.org (mailing list archive)
State New
Headers show
Series [1/8] selftests/vm: cleanup hugetlb file after mremap test | expand

Commit Message

Andrew Morton March 5, 2022, 4:29 a.m. UTC 
From: Qian Cai <quic_qiancai@quicinc.com>
Subject: configs/debug: set CONFIG_DEBUG_INFO=y properly

CONFIG_DEBUG_INFO can't be set by user directly, so set
CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y instead.  Otherwise, we end up
with no debuginfo in vmlinux which is a big no-no for kernel debugging.

Link: https://lkml.kernel.org/r/20220301202920.18488-1-quic_qiancai@quicinc.com
Signed-off-by: Qian Cai <quic_qiancai@quicinc.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 kernel/configs/debug.config |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- a/kernel/configs/debug.config~configs-debug-set-config_debug_info=y-properly
+++ a/kernel/configs/debug.config
@@ -16,7 +16,7 @@  CONFIG_SYMBOLIC_ERRNAME=y
 #
 # Compile-time checks and compiler options
 #
-CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_DEBUG_SECTION_MISMATCH=y
 CONFIG_FRAME_WARN=2048
 CONFIG_SECTION_MISMATCH_WARN_ONLY=y