[PATCH v4 08/11] perf: Cleanup for HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
From: Leo Yan <hidden>
Date: 2021-07-11 10:41:47
Also in:
linux-arm-kernel, lkml
Subsystem:
performance events subsystem, the rest · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds
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 <redacted> --- tools/perf/Makefile.config | 4 ---- tools/perf/util/auxtrace.c | 5 ----- 2 files changed, 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 7958e17229ea..6a63be8b2430 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;
--
2.25.1