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Date: Sat, 8 Sep 2012 10:31:42 +0200 From: Heiko Carstens <heiko.carstens@...ibm.com> To: James Morris <james.l.morris@...cle.com> Cc: Kees Cook <keescook@...omium.org>, linux-kernel@...r.kernel.org Subject: [PATCH] samples/seccomp: fix 31 bit build on s390 >From cea999ef4e68e23c70e64baf054768bdebe15e1b Mon Sep 17 00:00:00 2001 From: Heiko Carstens <heiko.carstens@...ibm.com> Date: Sat, 8 Sep 2012 10:23:42 +0200 Subject: [PATCH] samples/seccomp: fix 31 bit build on s390 On s390 the flag to force 31 builds is -m31 instead of -m32 unlike on all (?) other architectures. Fixes this compile error: HOSTCC samples/seccomp/bpf-direct.o cc1: error: unrecognized command line option "-m32" make[2]: *** [samples/seccomp/bpf-direct.o] Error 1 Signed-off-by: Heiko Carstens <heiko.carstens@...ibm.com> --- Patch is on top of linux-next of today. samples/seccomp/Makefile | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/samples/seccomp/Makefile b/samples/seccomp/Makefile index 16aa2d4..bbbd276 100644 --- a/samples/seccomp/Makefile +++ b/samples/seccomp/Makefile @@ -18,14 +18,22 @@ HOSTCFLAGS_bpf-direct.o += -idirafter $(objtree)/include bpf-direct-objs := bpf-direct.o # Try to match the kernel target. -ifeq ($(CONFIG_64BIT),) -HOSTCFLAGS_bpf-direct.o += -m32 -HOSTCFLAGS_dropper.o += -m32 -HOSTCFLAGS_bpf-helper.o += -m32 -HOSTCFLAGS_bpf-fancy.o += -m32 -HOSTLOADLIBES_bpf-direct += -m32 -HOSTLOADLIBES_bpf-fancy += -m32 -HOSTLOADLIBES_dropper += -m32 +ifndef CONFIG_64BIT + +# s390 has -m31 flag to build 31 bit binaries +ifndef CONFIG_S390 +MFLAG = -m32 +else +MFLAG = -m31 +endif + +HOSTCFLAGS_bpf-direct.o += $(MFLAG) +HOSTCFLAGS_dropper.o += $(MFLAG) +HOSTCFLAGS_bpf-helper.o += $(MFLAG) +HOSTCFLAGS_bpf-fancy.o += $(MFLAG) +HOSTLOADLIBES_bpf-direct += $(MFLAG) +HOSTLOADLIBES_bpf-fancy += $(MFLAG) +HOSTLOADLIBES_dropper += $(MFLAG) endif # Tell kbuild to always build the programs -- 1.7.11.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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