linux-kernel - [PATCH v1 3/8] libperf cpumap: Hide/reduce scope of MAX_NR

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Message-Id: <20241206044035.1062032-4-irogers@google.com>
Date: Thu,  5 Dec 2024 20:40:30 -0800
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, James Clark <james.clark@...aro.org>, 
	Kyle Meyer <kyle.meyer@....com>, Ben Gainey <ben.gainey@....com>, 
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 3/8] libperf cpumap: Hide/reduce scope of MAX_NR_CPUS

Avoid redefinition of MAX_NR_CPUS as a global constant, the original
definition is tools/perf/perf.h.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/lib/perf/cpumap.c                  | 2 ++
 tools/lib/perf/include/internal/cpumap.h | 4 ----
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/tools/lib/perf/cpumap.c b/tools/lib/perf/cpumap.c
index cae799ad44e1..3ea06865d4b0 100644
--- a/tools/lib/perf/cpumap.c
+++ b/tools/lib/perf/cpumap.c
@@ -11,6 +11,8 @@
 #include <limits.h>
 #include "internal.h"
 
+#define MAX_NR_CPUS 4096
+
 void perf_cpu_map__set_nr(struct perf_cpu_map *map, int nr_cpus)
 {
 	RC_CHK_ACCESS(map)->nr = nr_cpus;
diff --git a/tools/lib/perf/include/internal/cpumap.h b/tools/lib/perf/include/internal/cpumap.h
index 3cf28522004e..e2be2d17c32b 100644
--- a/tools/lib/perf/include/internal/cpumap.h
+++ b/tools/lib/perf/include/internal/cpumap.h
@@ -21,10 +21,6 @@ DECLARE_RC_STRUCT(perf_cpu_map) {
 	struct perf_cpu	map[];
 };
 
-#ifndef MAX_NR_CPUS
-#define MAX_NR_CPUS	4096
-#endif
-
 struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus);
 int perf_cpu_map__idx(const struct perf_cpu_map *cpus, struct perf_cpu cpu);
 bool perf_cpu_map__is_subset(const struct perf_cpu_map *a, const struct perf_cpu_map *b);
-- 
2.47.0.338.g60cca15819-goog