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kbuild: link-vmlinux.sh: Make output file name configurable

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In order to introduce an intermediate, non-stripped vmlinux build that
can be used by other build steps as an input, pass the output file name
to link-vmlinux.sh via its command line.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This commit is contained in:
Ard Biesheuvel
2025-03-11 12:06:18 +01:00
committed by Masahiro Yamada
parent ba4d705046
commit e22bbb8e97
2 changed files with 9 additions and 8 deletions
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15
scripts/link-vmlinux.sh
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@@ -31,6 +31,7 @@ set -e
LD="$1"
KBUILD_LDFLAGS="$2"
LDFLAGS_vmlinux="$3"
VMLINUX="$4"
is_enabled() {
grep -q "^$1=y" include/config/auto.conf
@@ -283,23 +284,23 @@ if is_enabled CONFIG_VMLINUX_MAP; then
generate_map=1
fi
vmlinux_link vmlinux
vmlinux_link "${VMLINUX}"
# fill in BTF IDs
if is_enabled CONFIG_DEBUG_INFO_BTF; then
info BTFIDS vmlinux
info BTFIDS "${VMLINUX}"
RESOLVE_BTFIDS_ARGS=""
if is_enabled CONFIG_WERROR; then
RESOLVE_BTFIDS_ARGS=" --fatal_warnings "
fi
${RESOLVE_BTFIDS} ${RESOLVE_BTFIDS_ARGS} vmlinux
${RESOLVE_BTFIDS} ${RESOLVE_BTFIDS_ARGS} "${VMLINUX}"
fi
mksysmap vmlinux System.map
mksysmap "${VMLINUX}" System.map
if is_enabled CONFIG_BUILDTIME_TABLE_SORT; then
info SORTTAB vmlinux
if ! sorttable vmlinux; then
info SORTTAB "${VMLINUX}"
if ! sorttable "${VMLINUX}"; then
echo >&2 Failed to sort kernel tables
exit 1
fi
@@ -315,4 +316,4 @@ if is_enabled CONFIG_KALLSYMS; then
fi
# For fixdep
echo "vmlinux: $0" > .vmlinux.d
echo "${VMLINUX}: $0" > ".${VMLINUX}.d"