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authorLeo Yan <leo.yan@linaro.org>2021-08-09 14:14:06 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-08-09 23:01:51 +0300
commit65c45afb14691d431a9b9faef10700f740ab1ba0 (patch)
treed2dbb34dcc1ea58bc0ac5827725c498c91045046
parent9d6450330879791831e6fd3fc20a55990c889a7d (diff)
downloadlinux-65c45afb14691d431a9b9faef10700f740ab1ba0.tar.xz
perf: Cleanup for HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
Since the __sync functions have been dropped, This patch removes unused build and checking for HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT in perf tool. Signed-off-by: Leo Yan <leo.yan@linaro.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Andrii Nakryiko <andriin@fb.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Daniel Díaz <daniel.diaz@linaro.org> Cc: Frank Ch. Eigler <fche@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sedat Dilek <sedat.dilek@gmail.com> Cc: Song Liu <songliubraving@fb.com> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: coresight@lists.linaro.org Cc: x86@kernel.org Link: http://lore.kernel.org/lkml/20210809111407.596077-9-leo.yan@linaro.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/Makefile.config4
-rw-r--r--tools/perf/util/auxtrace.c5
2 files changed, 0 insertions, 9 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index eb8e487ef90b..4a0d9a6defc7 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -349,10 +349,6 @@ CXXFLAGS += $(INC_FLAGS)
LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
-ifeq ($(feature-sync-compare-and-swap), 1)
- CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
-endif
-
ifeq ($(feature-pthread-attr-setaffinity-np), 1)
CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
endif
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 2dcf3d12ba32..f33f09b8b535 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -130,11 +130,6 @@ int auxtrace_mmap__mmap(struct auxtrace_mmap *mm,
return 0;
}
-#if BITS_PER_LONG != 64 && !defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)
- pr_err("Cannot use AUX area tracing mmaps\n");
- return -1;
-#endif
-
pc->aux_offset = mp->offset;
pc->aux_size = mp->len;