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Message-Id: <1245847774.2681.2.camel@ht.satnam>
Date: Wed, 24 Jun 2009 18:19:34 +0530
From: Jaswinder Singh Rajput <jaswinder@...nel.org>
To: Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
Peter Zijlstra <peterz@...radead.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH -tip] perf stat: remove dead code
Remove dead code and some code alignment.
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@...il.com>
---
tools/perf/builtin-stat.c | 44 +++++++++++++-------------------------------
1 files changed, 13 insertions(+), 31 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 5e04fcc..8420ec5 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -59,42 +59,27 @@ static struct perf_counter_attr default_attrs[MAX_COUNTERS] = {
};
+#define MAX_RUN 100
+
static int system_wide = 0;
-static int inherit = 1;
static int verbose = 0;
-
-static int fd[MAX_NR_CPUS][MAX_COUNTERS];
-
-static int target_pid = -1;
static int nr_cpus = 0;
-static unsigned int page_size;
+static int run_idx = 0;
+static int run_count = 1;
+static int inherit = 1;
static int scale = 1;
+static int target_pid = -1;
-static const unsigned int default_count[] = {
- 1000000,
- 1000000,
- 10000,
- 10000,
- 1000000,
- 10000,
-};
-
-#define MAX_RUN 100
-
-static int run_count = 1;
-static int run_idx = 0;
-
-static u64 event_res[MAX_RUN][MAX_COUNTERS][3];
-static u64 event_scaled[MAX_RUN][MAX_COUNTERS];
-
-//static u64 event_hist[MAX_RUN][MAX_COUNTERS][3];
-
+static int fd[MAX_NR_CPUS][MAX_COUNTERS];
static u64 runtime_nsecs[MAX_RUN];
static u64 walltime_nsecs[MAX_RUN];
static u64 runtime_cycles[MAX_RUN];
+static u64 event_res[MAX_RUN][MAX_COUNTERS][3];
+static u64 event_scaled[MAX_RUN][MAX_COUNTERS];
+
static u64 event_res_avg[MAX_COUNTERS][3];
static u64 event_res_noise[MAX_COUNTERS][3];
@@ -109,7 +94,6 @@ static u64 walltime_nsecs_noise;
static u64 runtime_cycles_avg;
static u64 runtime_cycles_noise;
-
#define ERR_PERF_OPEN \
"Error: counter %d, sys_perf_counter_open() syscall returned with %d (%s)\n"
@@ -470,9 +454,9 @@ static const struct option options[] = {
OPT_INTEGER('p', "pid", &target_pid,
"stat events on existing pid"),
OPT_BOOLEAN('a', "all-cpus", &system_wide,
- "system-wide collection from all CPUs"),
+ "system-wide collection from all CPUs"),
OPT_BOOLEAN('S', "scale", &scale,
- "scale/normalize counters"),
+ "scale/normalize counters"),
OPT_BOOLEAN('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
OPT_INTEGER('r', "repeat", &run_count,
@@ -484,8 +468,6 @@ int cmd_stat(int argc, const char **argv, const char *prefix)
{
int status;
- page_size = sysconf(_SC_PAGE_SIZE);
-
memcpy(attrs, default_attrs, sizeof(attrs));
argc = parse_options(argc, argv, options, stat_usage, 0);
@@ -515,7 +497,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix)
status = 0;
for (run_idx = 0; run_idx < run_count; run_idx++) {
if (run_count != 1 && verbose)
- fprintf(stderr, "[ perf stat: executing run #%d ... ]\n", run_idx+1);
+ fprintf(stderr, "[ perf stat: executing run #%d ... ]\n", run_idx + 1);
status = run_perf_stat(argc, argv);
}
--
1.6.0.6
--
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