The posix grep utility doesn't support the longer '--file=pattern_file' command line option which was introduced in commit ce697ccee1a8 ("kbuild: remove head-y syntax"). Let's update Makefile to use '-f pattern_file' to fix the compiling error: grep: Unknown option 'file=.../scripts/head-object-list.txt' (see "grep --help") Signed-off-by: Will McVicker <willmcvicker@xxxxxxxxxx> --- Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) base-commit: 1a2dcbdde82e3a5f1db9b2f4c48aa1aeba534fb2 diff --git a/Makefile b/Makefile index d148a55bfd0f..e90bb2b38607 100644 --- a/Makefile +++ b/Makefile @@ -1218,7 +1218,7 @@ quiet_cmd_ar_vmlinux.a = AR $@ cmd_ar_vmlinux.a = \ rm -f $@; \ $(AR) cDPrST $@ $(KBUILD_VMLINUX_OBJS); \ - $(AR) mPiT $$($(AR) t $@ | head -n1) $@ $$($(AR) t $@ | grep -F --file=$(srctree)/scripts/head-object-list.txt) + $(AR) mPiT $$($(AR) t $@ | head -n1) $@ $$($(AR) t $@ | grep -F -f $(srctree)/scripts/head-object-list.txt) targets += vmlinux.a vmlinux.a: $(KBUILD_VMLINUX_OBJS) scripts/head-object-list.txt autoksyms_recursive FORCE -- 2.38.0.135.g90850a2211-goog