EljakimHerrewijnen/Openwrt
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kernel: keep more symbols in the kernel modules when doing profiling

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SVN-Revision: 30762
This commit is contained in:
Felix Fietkau 2012-03-01 15:13:26 +00:00
parent edc3ad9100
commit 236dd9d9a2
2 changed files with 8 additions and 4 deletions
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4
rules.mk
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@ -220,7 +220,9 @@ else
endif endif
endif endif
RSTRIP:= \ RSTRIP:= \
export CROSS="$(TARGET_CROSS)" $(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1); \ export CROSS="$(TARGET_CROSS)" \
$(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
$(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
NM="$(TARGET_CROSS)nm" \ NM="$(TARGET_CROSS)nm" \
STRIP="$(STRIP)" \ STRIP="$(STRIP)" \
STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \ STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \

8
scripts/strip-kmod.sh
View File

@ -11,16 +11,18 @@ MODULE="$1"
exit 1 exit 1
} }
ARGS=
[ -n "$KEEP_SYMBOLS" ] || ARGS="-x -G __this_module --strip-unneeded"
${CROSS}objcopy \ ${CROSS}objcopy \
--strip-unneeded \
-R .comment \ -R .comment \
-R .pdr \ -R .pdr \
-R .mdebug.abi32 \ -R .mdebug.abi32 \
-R .note.gnu.build-id \ -R .note.gnu.build-id \
-R .gnu.attributes \ -R .gnu.attributes \
-R .reginfo \ -R .reginfo \
-G __this_module \ $ARGS \
-x "$MODULE" "$MODULE.tmp" "$MODULE" "$MODULE.tmp"
[ -n "$NO_RENAME" ] && { [ -n "$NO_RENAME" ] && {
mv "${MODULE}.tmp" "$MODULE" mv "${MODULE}.tmp" "$MODULE"