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authorLinus Torvalds <torvalds@linux-foundation.org>2016-07-26 10:26:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-26 10:26:29 -0700
commit37e13a1ebe32c4fbfbdb5413f42eb6e71d8b28a4 (patch)
tree1921a0702d41d655d4b9a2115bc9bbff5f0b2d6b /tools/objtool
parente65805251f2db69c9f67ed8062ab82526be5a374 (diff)
parent674d2d69b14f677a771ceec4b48bfade94a0c5f1 (diff)
downloadlinux-37e13a1ebe32c4fbfbdb5413f42eb6e71d8b28a4.tar.bz2
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar: "This tree contains tooling fixes plus some additions: - fixes to the vdso2c build environment that Stephen Rothwell is using for the linux-next build (Arnaldo Carvalho de Melo) - AVX-512 instruction mappings (Adrian Hunter) - misc fixes" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: Revert "perf tools: event.h needs asm/perf_regs.h" x86: Make the vdso2c compiler use the host architecture headers tools build: Fix objtool build with ARCH=x86_64 objtool: Always use host headers objtool: Use tools/scripts/Makefile.arch to get ARCH and HOSTARCH tools build: Add HOSTARCH Makefile variable perf tests kmod-path: Fix build on ubuntu:16.04-x-armhf perf tools: Add AVX-512 instructions to the new instructions test perf tools: Add AVX-512 support to the instruction decoder used by Intel PT x86/insn: Add AVX-512 support to the instruction decoder x86/insn: perf tools: Fix vcvtph2ps instruction decoding
Diffstat (limited to 'tools/objtool')
-rw-r--r--tools/objtool/Build2
-rw-r--r--tools/objtool/Makefile8
2 files changed, 4 insertions, 6 deletions
diff --git a/tools/objtool/Build b/tools/objtool/Build
index 2457916a3943..d6cdece5e58b 100644
--- a/tools/objtool/Build
+++ b/tools/objtool/Build
@@ -1,4 +1,4 @@
-objtool-y += arch/$(ARCH)/
+objtool-y += arch/$(SRCARCH)/
objtool-y += builtin-check.o
objtool-y += elf.o
objtool-y += special.o
diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index 1f75b0a046cc..0b437700f688 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -1,11 +1,9 @@
include ../scripts/Makefile.include
+include ../scripts/Makefile.arch
-ifndef ($(ARCH))
-ARCH ?= $(shell uname -m)
ifeq ($(ARCH),x86_64)
ARCH := x86
endif
-endif
# always use the host compiler
CC = gcc
@@ -26,7 +24,7 @@ OBJTOOL_IN := $(OBJTOOL)-in.o
all: $(OBJTOOL)
-INCLUDES := -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(ARCH)/include/uapi
+INCLUDES := -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi
CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES)
LDFLAGS += -lelf $(LIBSUBCMD)
@@ -35,7 +33,7 @@ elfshdr := $(shell echo '\#include <libelf.h>' | $(CC) $(CFLAGS) -x c -E - | gre
CFLAGS += $(if $(elfshdr),,-DLIBELF_USE_DEPRECATED)
AWK = awk
-export srctree OUTPUT CFLAGS ARCH AWK
+export srctree OUTPUT CFLAGS SRCARCH AWK
include $(srctree)/tools/build/Makefile.include
$(OBJTOOL_IN): fixdep FORCE