Commit-ID: 7d7d1bf1d1dabe435ef50efb051724b8664749cb
Gitweb: http://git.kernel.org/tip/7d7d1bf1d1dabe435ef50efb051724b8664749cb
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Mon, 11 Jul 2016 12:36:41 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 12 Jul 2016 15:20:32 -0300
perf bench: Copy kernel files needed to build mem{cpy,set} x86_64 benchmarks
We can't access kernel files directly from tools/, so copy the required
bits, and make sure that we detect when the original files, in the
kernel, gets modified.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-z7e76274ch5j4nugv048qacb@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
{arch => tools/arch}/x86/include/asm/cpufeatures.h | 0
{arch => tools/arch}/x86/include/asm/disabled-features.h | 0
{arch => tools/arch}/x86/include/asm/required-features.h | 0
{arch => tools/arch}/x86/lib/memcpy_64.S | 0
{arch => tools/arch}/x86/lib/memset_64.S | 0
tools/{perf/util => }/include/asm/alternative-asm.h | 4 ++--
tools/perf/MANIFEST | 9 ++++++---
tools/perf/Makefile.perf | 15 +++++++++++++++
tools/perf/bench/mem-memcpy-x86-64-asm.S | 2 +-
tools/perf/bench/mem-memset-x86-64-asm.S | 2 +-
10 files changed, 25 insertions(+), 7 deletions(-)
diff --git a/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
similarity index 100%
copy from arch/x86/include/asm/cpufeatures.h
copy to tools/arch/x86/include/asm/cpufeatures.h
diff --git a/arch/x86/include/asm/disabled-features.h b/tools/arch/x86/include/asm/disabled-features.h
similarity index 100%
copy from arch/x86/include/asm/disabled-features.h
copy to tools/arch/x86/include/asm/disabled-features.h
diff --git a/arch/x86/include/asm/required-features.h b/tools/arch/x86/include/asm/required-features.h
similarity index 100%
copy from arch/x86/include/asm/required-features.h
copy to tools/arch/x86/include/asm/required-features.h
diff --git a/arch/x86/lib/memcpy_64.S b/tools/arch/x86/lib/memcpy_64.S
similarity index 100%
copy from arch/x86/lib/memcpy_64.S
copy to tools/arch/x86/lib/memcpy_64.S
diff --git a/arch/x86/lib/memset_64.S b/tools/arch/x86/lib/memset_64.S
similarity index 100%
copy from arch/x86/lib/memset_64.S
copy to tools/arch/x86/lib/memset_64.S
diff --git a/tools/perf/util/include/asm/alternative-asm.h b/tools/include/asm/alternative-asm.h
similarity index 66%
rename from tools/perf/util/include/asm/alternative-asm.h
rename to tools/include/asm/alternative-asm.h
index 3a3a0f1..2a4d1bf 100644
--- a/tools/perf/util/include/asm/alternative-asm.h
+++ b/tools/include/asm/alternative-asm.h
@@ -1,5 +1,5 @@
-#ifndef _PERF_ASM_ALTERNATIVE_ASM_H
-#define _PERF_ASM_ALTERNATIVE_ASM_H
+#ifndef _TOOLS_ASM_ALTERNATIVE_ASM_H
+#define _TOOLS_ASM_ALTERNATIVE_ASM_H
/* Just disable it so we can build arch/x86/lib/memcpy_64.S for perf bench: */
diff --git a/tools/perf/MANIFEST b/tools/perf/MANIFEST
index 0b1ebf3..cf85d1c 100644
--- a/tools/perf/MANIFEST
+++ b/tools/perf/MANIFEST
@@ -12,6 +12,11 @@ tools/arch/sparc/include/asm/barrier_32.h
tools/arch/sparc/include/asm/barrier_64.h
tools/arch/tile/include/asm/barrier.h
tools/arch/x86/include/asm/barrier.h
+tools/arch/x86/include/asm/cpufeatures.h
+tools/arch/x86/include/asm/disabled-features.h
+tools/arch/x86/include/asm/required-features.h
+tools/arch/x86/lib/memcpy_64.S
+tools/arch/x86/lib/memset_64.S
tools/arch/xtensa/include/asm/barrier.h
tools/scripts
tools/build
@@ -31,6 +36,7 @@ tools/lib/find_bit.c
tools/lib/bitmap.c
tools/lib/str_error_r.c
tools/lib/vsprintf.c
+tools/include/asm/alternative-asm.h
tools/include/asm/atomic.h
tools/include/asm/barrier.h
tools/include/asm/bug.h
@@ -74,9 +80,6 @@ include/linux/swab.h
arch/*/include/asm/unistd*.h
arch/*/include/uapi/asm/unistd*.h
arch/*/include/uapi/asm/perf_regs.h
-arch/*/lib/memcpy*.S
-arch/*/lib/memset*.S
-arch/*/include/asm/*features.h
include/linux/poison.h
include/linux/hw_breakpoint.h
include/uapi/linux/bpf.h
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 5e5f8cb..809735c 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -348,6 +348,21 @@ $(PERF_IN): prepare FORCE
@(test -f ../../include/uapi/linux/perf_event.h && ( \
(diff -B ../include/uapi/linux/perf_event.h ../../include/uapi/linux/perf_event.h >/dev/null) \
|| echo "Warning: tools/include/uapi/linux/perf_event.h differs from kernel" >&2 )) || true
+ @(test -f ../../arch/x86/include/asm/disabled-features.h && ( \
+ (diff -B ../arch/x86/include/asm/disabled-features.h ../../arch/x86/include/asm/disabled-features.h >/dev/null) \
+ || echo "Warning: tools/arch/x86/include/asm/disabled-features.h differs from kernel" >&2 )) || true
+ @(test -f ../../arch/x86/include/asm/required-features.h && ( \
+ (diff -B ../arch/x86/include/asm/required-features.h ../../arch/x86/include/asm/required-features.h >/dev/null) \
+ || echo "Warning: tools/arch/x86/include/asm/required-features.h differs from kernel" >&2 )) || true
+ @(test -f ../../arch/x86/include/asm/cpufeatures.h && ( \
+ (diff -B ../arch/x86/include/asm/cpufeatures.h ../../arch/x86/include/asm/cpufeatures.h >/dev/null) \
+ || echo "Warning: tools/arch/x86/include/asm/cpufeatures.h differs from kernel" >&2 )) || true
+ @(test -f ../../arch/x86/lib/memcpy_64.S && ( \
+ (diff -B ../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memcpy_64.S >/dev/null) \
+ || echo "Warning: tools/arch/x86/lib/memcpy_64.S differs from kernel" >&2 )) || true
+ @(test -f ../../arch/x86/lib/memset_64.S && ( \
+ (diff -B ../arch/x86/lib/memset_64.S ../../arch/x86/lib/memset_64.S >/dev/null) \
+ || echo "Warning: tools/arch/x86/lib/memset_64.S differs from kernel" >&2 )) || true
$(Q)$(MAKE) $(build)=perf
$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
diff --git a/tools/perf/bench/mem-memcpy-x86-64-asm.S b/tools/perf/bench/mem-memcpy-x86-64-asm.S
index 5c3cce0..f700369 100644
--- a/tools/perf/bench/mem-memcpy-x86-64-asm.S
+++ b/tools/perf/bench/mem-memcpy-x86-64-asm.S
@@ -6,7 +6,7 @@
#define globl p2align 4; .globl
#define _ASM_EXTABLE_FAULT(x, y)
-#include "../../../arch/x86/lib/memcpy_64.S"
+#include "../../arch/x86/lib/memcpy_64.S"
/*
* We need to provide note.GNU-stack section, saying that we want
* NOT executable stack. Otherwise the final linking will assume that
diff --git a/tools/perf/bench/mem-memset-x86-64-asm.S b/tools/perf/bench/mem-memset-x86-64-asm.S
index de27878..58407aa 100644
--- a/tools/perf/bench/mem-memset-x86-64-asm.S
+++ b/tools/perf/bench/mem-memset-x86-64-asm.S
@@ -1,7 +1,7 @@
#define memset MEMSET /* don't hide glibc's memset() */
#define altinstr_replacement text
#define globl p2align 4; .globl
-#include "../../../arch/x86/lib/memset_64.S"
+#include "../../arch/x86/lib/memset_64.S"
/*
* We need to provide note.GNU-stack section, saying that we want
--
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