perf util: Move input_name to util

'input_name' is the name of the input perf.data file, it is used by data
convert and ui code. Move it to util to make it more consistent with
other global state.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Chengdong Li <chengdongli@tencent.com>
Cc: Denis Nikitin <denik@chromium.org>
Cc: Florian Fischer <florian.fischer@muhq.space>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin Liška <mliska@suse.cz>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Raul Silvera <rsilvera@google.com>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230410162511.3055900-2-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-annotate.c

@@ -15,7 +15,6 @@
 #include <linux/zalloc.h>
 #include "util/symbol.h"
 
-#include "perf.h"
 #include "util/debug.h"
 
 #include "util/evlist.h"
@@ -36,6 +35,7 @@
 #include "util/block-range.h"
 #include "util/map_symbol.h"
 #include "util/branch.h"
+#include "util/util.h"
 
 #include <dlfcn.h>
 #include <errno.h>

tools/perf/builtin-buildid-list.c

@@ -8,7 +8,6 @@
  * Copyright (C) 2009, Arnaldo Carvalho de Melo <acme@redhat.com>
  */
 #include "builtin.h"
-#include "perf.h"
 #include "util/build-id.h"
 #include "util/debug.h"
 #include "util/dso.h"
@@ -18,6 +17,7 @@
 #include "util/session.h"
 #include "util/symbol.h"
 #include "util/data.h"
+#include "util/util.h"
 #include <errno.h>
 #include <inttypes.h>
 #include <linux/err.h>

tools/perf/builtin-c2c.c

@@ -41,10 +41,10 @@
 #include "symbol.h"
 #include "ui/ui.h"
 #include "ui/progress.h"
-#include "../perf.h"
 #include "pmu.h"
 #include "pmu-hybrid.h"
 #include "string2.h"
+#include "util/util.h"
 
 struct c2c_hists {
 	struct hists		hists;

tools/perf/builtin-data.c

@@ -3,10 +3,10 @@
 #include <stdio.h>
 #include <string.h>
 #include "builtin.h"
-#include "perf.h"
 #include "debug.h"
 #include <subcmd/parse-options.h>
 #include "data-convert.h"
+#include "util/util.h"
 
 typedef int (*data_cmd_fn_t)(int argc, const char **argv);
 

tools/perf/builtin-evlist.c

@@ -7,7 +7,6 @@
 
 #include <linux/list.h>
 
-#include "perf.h"
 #include "util/evlist.h"
 #include "util/evsel.h"
 #include "util/evsel_fprintf.h"
@@ -18,6 +17,7 @@
 #include "util/debug.h"
 #include <linux/err.h>
 #include "util/tool.h"
+#include "util/util.h"
 
 static int process_header_feature(struct perf_session *session __maybe_unused,
 				  union perf_event *event __maybe_unused)

tools/perf/builtin-kmem.c

@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "builtin.h"
-#include "perf.h"
 
 #include "util/dso.h"
 #include "util/evlist.h"
@@ -24,6 +23,7 @@
 
 #include "util/debug.h"
 #include "util/string2.h"
+#include "util/util.h"
 
 #include <linux/kernel.h>
 #include <linux/numa.h>

tools/perf/builtin-kwork.c

@@ -6,7 +6,6 @@
  */
 
 #include "builtin.h"
-#include "perf.h"
 
 #include "util/data.h"
 #include "util/evlist.h"
@@ -20,6 +19,7 @@
 #include "util/string2.h"
 #include "util/callchain.h"
 #include "util/evsel_fprintf.h"
+#include "util/util.h"
 
 #include <subcmd/pager.h>
 #include <subcmd/parse-options.h>

tools/perf/builtin-mem.c

@@ -4,7 +4,6 @@
 #include <sys/stat.h>
 #include <unistd.h>
 #include "builtin.h"
-#include "perf.h"
 
 #include <subcmd/parse-options.h>
 #include "util/auxtrace.h"
@@ -22,6 +21,7 @@
 #include "util/pmu-hybrid.h"
 #include "util/sample.h"
 #include "util/string2.h"
+#include "util/util.h"
 #include <linux/err.h>
 
 #define MEM_OPERATION_LOAD	0x1

tools/perf/builtin-sched.c

@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "builtin.h"
-#include "perf.h"
 #include "perf-sys.h"
 
 #include "util/cpumap.h"
@@ -27,6 +26,7 @@
 
 #include "util/debug.h"
 #include "util/event.h"
+#include "util/util.h"
 
 #include <linux/kernel.h>
 #include <linux/log2.h>

tools/perf/builtin-stat.c

@@ -41,7 +41,6 @@
  */
 
 #include "builtin.h"
-#include "perf.h"
 #include "util/cgroup.h"
 #include <subcmd/parse-options.h>
 #include "util/parse-events.h"
@@ -71,6 +70,7 @@
 #include "util/bpf_counter.h"
 #include "util/iostat.h"
 #include "util/pmu-hybrid.h"
+#include "util/util.h"
 #include "asm/bug.h"
 
 #include <linux/time64.h>

tools/perf/builtin-timechart.c

@@ -24,7 +24,6 @@
 #include "util/thread.h"
 #include "util/callchain.h"
 
-#include "perf.h"
 #include "util/header.h"
 #include <subcmd/pager.h>
 #include <subcmd/parse-options.h>
@@ -37,6 +36,7 @@
 #include "util/debug.h"
 #include "util/string2.h"
 #include "util/tracepoint.h"
+#include "util/util.h"
 #include <linux/err.h>
 #include <traceevent/event-parse.h>
 

tools/perf/perf.c

@@ -40,7 +40,6 @@
 #include <linux/zalloc.h>
 
 static int use_pager = -1;
-const char *input_name;
 
 struct cmd_struct {
 	const char *cmd;

tools/perf/perf.h

@@ -8,7 +8,6 @@
 #define MAX_NR_CPUS			2048
 #endif
 
-extern const char *input_name;
 extern bool perf_host, perf_guest;
 
 enum perf_affinity {

tools/perf/ui/browsers/hists.c

@@ -29,8 +29,8 @@
 #include "../../util/top.h"
 #include "../../util/thread.h"
 #include "../../util/block-info.h"
+#include "../../util/util.h"
 #include "../../arch/common.h"
-#include "../../perf.h"
 
 #include "../browsers/hists.h"
 #include "../helpline.h"

tools/perf/util/util.c

@@ -28,6 +28,8 @@
  * XXX We need to find a better place for these things...
  */
 
+const char *input_name;
+
 bool perf_singlethreaded = true;
 
 void perf_set_singlethreaded(void)

tools/perf/util/util.h

@@ -18,6 +18,8 @@
 extern const char perf_usage_string[];
 extern const char perf_more_info_string[];
 
+extern const char *input_name;
+
 /* General helper functions */
 void usage(const char *err) __noreturn;
 void die(const char *err, ...) __noreturn __printf(1, 2);