diff --git a/Documentation/perf_counter/builtin-record.c b/Documentation/perf_counter/builtin-record.c
index 6fa6ed6..ec2b787 100644
--- a/Documentation/perf_counter/builtin-record.c
+++ b/Documentation/perf_counter/builtin-record.c
@@ -4,7 +4,6 @@
 #include "util/util.h"
 #include "util/parse-options.h"
 #include "util/parse-events.h"
-#include "util/exec_cmd.h"
 
 #include <sched.h>
 
@@ -400,7 +399,7 @@
 
 static char events_help_msg[EVENTS_HELP_MAX];
 
-const struct option options[] = {
+static const struct option options[] = {
 	OPT_CALLBACK('e', "event", NULL, "event",
 		     events_help_msg, parse_events),
 	OPT_INTEGER('c', "count", &default_interval,
diff --git a/Documentation/perf_counter/builtin-stat.c b/Documentation/perf_counter/builtin-stat.c
index c1053d8..e7cb941 100644
--- a/Documentation/perf_counter/builtin-stat.c
+++ b/Documentation/perf_counter/builtin-stat.c
@@ -1,35 +1,5 @@
 /*
- * kerneltop.c: show top kernel functions - performance counters showcase
-
-   Build with:
-
-     cc -O6 -Wall -c -o kerneltop.o kerneltop.c -lrt
-
-   Sample output:
-
-------------------------------------------------------------------------------
- KernelTop:    2669 irqs/sec  [NMI, cache-misses/cache-refs],  (all, cpu: 2)
-------------------------------------------------------------------------------
-
-             weight         RIP          kernel function
-             ______   ________________   _______________
-
-              35.20 - ffffffff804ce74b : skb_copy_and_csum_dev
-              33.00 - ffffffff804cb740 : sock_alloc_send_skb
-              31.26 - ffffffff804ce808 : skb_push
-              22.43 - ffffffff80510004 : tcp_established_options
-              19.00 - ffffffff8027d250 : find_get_page
-              15.76 - ffffffff804e4fc9 : eth_type_trans
-              15.20 - ffffffff804d8baa : dst_release
-              14.86 - ffffffff804cf5d8 : skb_release_head_state
-              14.00 - ffffffff802217d5 : read_hpet
-              12.00 - ffffffff804ffb7f : __ip_local_out
-              11.97 - ffffffff804fc0c8 : ip_local_deliver_finish
-               8.54 - ffffffff805001a3 : ip_queue_xmit
- */
-
-/*
- * perfstat:  /usr/bin/time -alike performance counter statistics utility
+ * perf stat:  /usr/bin/time -alike performance counter statistics utility
 
           It summarizes the counter events of all tasks (and child tasks),
           covering all CPUs that the command (or workload) executes on.
@@ -38,59 +8,38 @@
 
    Sample output:
 
-   $ ./perfstat -e 1 -e 3 -e 5 ls -lR /usr/include/ >/dev/null
+   $ perf stat -e 1 -e 3 -e 5 ls -lR /usr/include/ >/dev/null
 
    Performance counter stats for 'ls':
 
            163516953 instructions
                 2295 cache-misses
              2855182 branch-misses
+ *
+ * Copyright (C) 2008, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
+ *
+ * Improvements and fixes by:
+ *
+ *   Arjan van de Ven <arjan@linux.intel.com>
+ *   Yanmin Zhang <yanmin.zhang@intel.com>
+ *   Wu Fengguang <fengguang.wu@intel.com>
+ *   Mike Galbraith <efault@gmx.de>
+ *   Paul Mackerras <paulus@samba.org>
+ *
+ * Released under the GPL v2. (and only v2, not any later version)
  */
 
- /*
-  * Copyright (C) 2008, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
-  *
-  * Improvements and fixes by:
-  *
-  *   Arjan van de Ven <arjan@linux.intel.com>
-  *   Yanmin Zhang <yanmin.zhang@intel.com>
-  *   Wu Fengguang <fengguang.wu@intel.com>
-  *   Mike Galbraith <efault@gmx.de>
-  *   Paul Mackerras <paulus@samba.org>
-  *
-  * Released under the GPL v2. (and only v2, not any later version)
-  */
-
 #include "perf.h"
 #include "util/util.h"
+#include "util/parse-options.h"
+#include "util/parse-events.h"
 
-#include <getopt.h>
-#include <assert.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <errno.h>
-#include <time.h>
-#include <sched.h>
-#include <pthread.h>
-
-#include <sys/syscall.h>
-#include <sys/ioctl.h>
-#include <sys/poll.h>
 #include <sys/prctl.h>
-#include <sys/wait.h>
-#include <sys/uio.h>
-#include <sys/mman.h>
-
-#include <linux/unistd.h>
-#include <linux/types.h>
-
-#define EVENT_MASK_KERNEL		1
-#define EVENT_MASK_USER			2
 
 static int			system_wide			=  0;
+static int			inherit				=  1;
 
-static int			nr_counters			=  0;
-static __u64			event_id[MAX_COUNTERS]		= {
+static __u64			default_event_id[MAX_COUNTERS]	= {
 	EID(PERF_TYPE_SOFTWARE, PERF_COUNT_TASK_CLOCK),
 	EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CONTEXT_SWITCHES),
 	EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CPU_MIGRATIONS),
@@ -101,20 +50,15 @@
 	EID(PERF_TYPE_HARDWARE, PERF_COUNT_CACHE_REFERENCES),
 	EID(PERF_TYPE_HARDWARE, PERF_COUNT_CACHE_MISSES),
 };
+
 static int			default_interval = 100000;
 static int			event_count[MAX_COUNTERS];
 static int			fd[MAX_NR_CPUS][MAX_COUNTERS];
-static int			event_mask[MAX_COUNTERS];
 
-static int			tid				= -1;
-static int			profile_cpu			= -1;
+static int			target_pid			= -1;
 static int			nr_cpus				=  0;
-static int			nmi				=  1;
-static int			group				=  0;
 static unsigned int		page_size;
 
-static int			zero;
-
 static int			scale				=  1;
 
 static const unsigned int default_count[] = {
@@ -126,197 +70,6 @@
 	  10000,
 };
 
-static char *hw_event_names[] = {
-	"CPU cycles",
-	"instructions",
-	"cache references",
-	"cache misses",
-	"branches",
-	"branch misses",
-	"bus cycles",
-};
-
-static char *sw_event_names[] = {
-	"cpu clock ticks",
-	"task clock ticks",
-	"pagefaults",
-	"context switches",
-	"CPU migrations",
-	"minor faults",
-	"major faults",
-};
-
-struct event_symbol {
-	__u64 event;
-	char *symbol;
-};
-
-static struct event_symbol event_symbols[] = {
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_CPU_CYCLES),		"cpu-cycles",		},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_CPU_CYCLES),		"cycles",		},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_INSTRUCTIONS),		"instructions",		},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_CACHE_REFERENCES),		"cache-references",	},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_CACHE_MISSES),		"cache-misses",		},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_BRANCH_INSTRUCTIONS),	"branch-instructions",	},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_BRANCH_INSTRUCTIONS),	"branches",		},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_BRANCH_MISSES),		"branch-misses",	},
-	{EID(PERF_TYPE_HARDWARE, PERF_COUNT_BUS_CYCLES),		"bus-cycles",		},
-
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CPU_CLOCK),			"cpu-clock",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_TASK_CLOCK),		"task-clock",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_PAGE_FAULTS),		"page-faults",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_PAGE_FAULTS),		"faults",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_PAGE_FAULTS_MIN),		"minor-faults",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_PAGE_FAULTS_MAJ),		"major-faults",		},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CONTEXT_SWITCHES),		"context-switches",	},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CONTEXT_SWITCHES),		"cs",			},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CPU_MIGRATIONS),		"cpu-migrations",	},
-	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CPU_MIGRATIONS),		"migrations",		},
-};
-
-#define __PERF_COUNTER_FIELD(config, name) \
-	((config & PERF_COUNTER_##name##_MASK) >> PERF_COUNTER_##name##_SHIFT)
-
-#define PERF_COUNTER_RAW(config)	__PERF_COUNTER_FIELD(config, RAW)
-#define PERF_COUNTER_CONFIG(config)	__PERF_COUNTER_FIELD(config, CONFIG)
-#define PERF_COUNTER_TYPE(config)	__PERF_COUNTER_FIELD(config, TYPE)
-#define PERF_COUNTER_ID(config)		__PERF_COUNTER_FIELD(config, EVENT)
-
-static void display_events_help(void)
-{
-	unsigned int i;
-	__u64 e;
-
-	printf(
-	" -e EVENT     --event=EVENT   #  symbolic-name        abbreviations");
-
-	for (i = 0; i < ARRAY_SIZE(event_symbols); i++) {
-		int type, id;
-
-		e = event_symbols[i].event;
-		type = PERF_COUNTER_TYPE(e);
-		id = PERF_COUNTER_ID(e);
-
-		printf("\n                             %d:%d: %-20s",
-				type, id, event_symbols[i].symbol);
-	}
-
-	printf("\n"
-	"                           rNNN: raw PMU events (eventsel+umask)\n\n");
-}
-
-static void display_help(void)
-{
-	printf(
-	"Usage: perfstat [<events...>] <cmd...>\n\n"
-	"PerfStat Options (up to %d event types can be specified):\n\n",
-		 MAX_COUNTERS);
-
-	display_events_help();
-
-	printf(
-	" -l                           # scale counter values\n"
-	" -a                           # system-wide collection\n");
-	exit(0);
-}
-
-static char *event_name(int ctr)
-{
-	__u64 config = event_id[ctr];
-	int type = PERF_COUNTER_TYPE(config);
-	int id = PERF_COUNTER_ID(config);
-	static char buf[32];
-
-	if (PERF_COUNTER_RAW(config)) {
-		sprintf(buf, "raw 0x%llx", PERF_COUNTER_CONFIG(config));
-		return buf;
-	}
-
-	switch (type) {
-	case PERF_TYPE_HARDWARE:
-		if (id < PERF_HW_EVENTS_MAX)
-			return hw_event_names[id];
-		return "unknown-hardware";
-
-	case PERF_TYPE_SOFTWARE:
-		if (id < PERF_SW_EVENTS_MAX)
-			return sw_event_names[id];
-		return "unknown-software";
-
-	default:
-		break;
-	}
-
-	return "unknown";
-}
-
-/*
- * Each event can have multiple symbolic names.
- * Symbolic names are (almost) exactly matched.
- */
-static __u64 match_event_symbols(char *str)
-{
-	__u64 config, id;
-	int type;
-	unsigned int i;
-	char mask_str[4];
-
-	if (sscanf(str, "r%llx", &config) == 1)
-		return config | PERF_COUNTER_RAW_MASK;
-
-	switch (sscanf(str, "%d:%llu:%2s", &type, &id, mask_str)) {
-		case 3:
-			if (strchr(mask_str, 'k'))
-				event_mask[nr_counters] |= EVENT_MASK_USER;
-			if (strchr(mask_str, 'u'))
-				event_mask[nr_counters] |= EVENT_MASK_KERNEL;
-		case 2:
-			return EID(type, id);
-
-		default:
-			break;
-	}
-
-	for (i = 0; i < ARRAY_SIZE(event_symbols); i++) {
-		if (!strncmp(str, event_symbols[i].symbol,
-			     strlen(event_symbols[i].symbol)))
-			return event_symbols[i].event;
-	}
-
-	return ~0ULL;
-}
-
-static int parse_events(char *str)
-{
-	__u64 config;
-
-again:
-	if (nr_counters == MAX_COUNTERS)
-		return -1;
-
-	config = match_event_symbols(str);
-	if (config == ~0ULL)
-		return -1;
-
-	event_id[nr_counters] = config;
-	nr_counters++;
-
-	str = strstr(str, ",");
-	if (str) {
-		str++;
-		goto again;
-	}
-
-	return 0;
-}
-
-
-/*
- * perfstat
- */
-
-char fault_here[1000000];
-
 static void create_perfstat_counter(int counter)
 {
 	struct perf_counter_hw_event hw_event;
@@ -324,7 +77,7 @@
 	memset(&hw_event, 0, sizeof(hw_event));
 	hw_event.config		= event_id[counter];
 	hw_event.record_type	= 0;
-	hw_event.nmi		= 0;
+	hw_event.nmi		= 1;
 	hw_event.exclude_kernel = event_mask[counter] & EVENT_MASK_KERNEL;
 	hw_event.exclude_user   = event_mask[counter] & EVENT_MASK_USER;
 
@@ -343,7 +96,7 @@
 			}
 		}
 	} else {
-		hw_event.inherit	= 1;
+		hw_event.inherit	= inherit;
 		hw_event.disabled	= 1;
 
 		fd[0][counter] = sys_perf_counter_open(&hw_event, 0, -1, -1, 0);
@@ -355,7 +108,7 @@
 	}
 }
 
-int do_perfstat(int argc, char *argv[])
+int do_perfstat(int argc, const char **argv)
 {
 	unsigned long long t0, t1;
 	int counter;
@@ -369,12 +122,6 @@
 	for (counter = 0; counter < nr_counters; counter++)
 		create_perfstat_counter(counter);
 
-	argc -= optind;
-	argv += optind;
-
-	if (!argc)
-		display_help();
-
 	/*
 	 * Enable counters and exec the command:
 	 */
@@ -384,7 +131,7 @@
 	if ((pid = fork()) < 0)
 		perror("failed to fork");
 	if (!pid) {
-		if (execvp(argv[0], argv)) {
+		if (execvp(argv[0], (char **)argv)) {
 			perror(argv[0]);
 			exit(-1);
 		}
@@ -458,70 +205,45 @@
 	return 0;
 }
 
-static void process_options(int argc, char **argv)
+static void skip_signal(int signo)
 {
-	int error = 0, counter;
+}
 
-	for (;;) {
-		int option_index = 0;
-		/** Options for getopt */
-		static struct option long_options[] = {
-			{"count",	required_argument,	NULL, 'c'},
-			{"cpu",		required_argument,	NULL, 'C'},
-			{"delay",	required_argument,	NULL, 'd'},
-			{"dump_symtab",	no_argument,		NULL, 'D'},
-			{"event",	required_argument,	NULL, 'e'},
-			{"filter",	required_argument,	NULL, 'f'},
-			{"group",	required_argument,	NULL, 'g'},
-			{"help",	no_argument,		NULL, 'h'},
-			{"nmi",		required_argument,	NULL, 'n'},
-			{"munmap_info",	no_argument,		NULL, 'U'},
-			{"pid",		required_argument,	NULL, 'p'},
-			{"realtime",	required_argument,	NULL, 'r'},
-			{"scale",	no_argument,		NULL, 'l'},
-			{"symbol",	required_argument,	NULL, 's'},
-			{"stat",	no_argument,		NULL, 'S'},
-			{"vmlinux",	required_argument,	NULL, 'x'},
-			{"zero",	no_argument,		NULL, 'z'},
-			{NULL,		0,			NULL,  0 }
-		};
-		int c = getopt_long(argc, argv, "+:ac:C:d:De:f:g:hln:m:p:r:s:Sx:zMU",
-				    long_options, &option_index);
-		if (c == -1)
-			break;
+static const char * const stat_usage[] = {
+	"perf stat [<options>] <command>",
+	NULL
+};
 
-		switch (c) {
-		case 'a': system_wide			=	       1; break;
-		case 'c': default_interval		=   atoi(optarg); break;
-		case 'C':
-			/* CPU and PID are mutually exclusive */
-			if (tid != -1) {
-				printf("WARNING: CPU switch overriding PID\n");
-				sleep(1);
-				tid = -1;
-			}
-			profile_cpu			=   atoi(optarg); break;
+static char events_help_msg[EVENTS_HELP_MAX];
 
-		case 'e': error				= parse_events(optarg); break;
+static const struct option options[] = {
+	OPT_CALLBACK('e', "event", NULL, "event",
+		     events_help_msg, parse_events),
+	OPT_INTEGER('c', "count", &default_interval,
+		    "event period to sample"),
+	OPT_BOOLEAN('i', "inherit", &inherit,
+		    "child tasks inherit counters"),
+	OPT_INTEGER('p', "pid", &target_pid,
+		    "stat events on existing pid"),
+	OPT_BOOLEAN('a', "all-cpus", &system_wide,
+			    "system-wide collection from all CPUs"),
+	OPT_BOOLEAN('l', "scale", &scale,
+			    "scale/normalize counters"),
+	OPT_END()
+};
 
-		case 'g': group				=   atoi(optarg); break;
-		case 'h':      				  display_help(); break;
-		case 'l': scale				=	       1; break;
-		case 'n': nmi				=   atoi(optarg); break;
-		case 'p':
-			/* CPU and PID are mutually exclusive */
-			if (profile_cpu != -1) {
-				printf("WARNING: PID switch overriding CPU\n");
-				sleep(1);
-				profile_cpu = -1;
-			}
-			tid				=   atoi(optarg); break;
-		case 'z': zero				=              1; break;
-		default: error = 1; break;
-		}
-	}
-	if (error)
-		display_help();
+int cmd_stat(int argc, const char **argv, const char *prefix)
+{
+	int counter;
+
+	page_size = sysconf(_SC_PAGE_SIZE);
+
+	create_events_help(events_help_msg);
+	memcpy(event_id, default_event_id, sizeof(default_event_id));
+
+	argc = parse_options(argc, argv, options, stat_usage, 0);
+	if (!argc)
+		usage_with_options(stat_usage, options);
 
 	if (!nr_counters) {
 		nr_counters = 8;
@@ -533,18 +255,6 @@
 
 		event_count[counter] = default_interval;
 	}
-}
-
-static void skip_signal(int signo)
-{
-}
-
-int cmd_stat(int argc, char **argv, const char *prefix)
-{
-	page_size = sysconf(_SC_PAGE_SIZE);
-
-	process_options(argc, argv);
-
 	nr_cpus = sysconf(_SC_NPROCESSORS_ONLN);
 	assert(nr_cpus <= MAX_NR_CPUS);
 	assert(nr_cpus >= 0);
diff --git a/Documentation/perf_counter/util/parse-events.c b/Documentation/perf_counter/util/parse-events.c
index 77d0917..88c903e 100644
--- a/Documentation/perf_counter/util/parse-events.c
+++ b/Documentation/perf_counter/util/parse-events.c
@@ -8,6 +8,7 @@
 int nr_counters;
 
 __u64			event_id[MAX_COUNTERS]		= { };
+int			event_mask[MAX_COUNTERS];
 
 struct event_symbol {
 	__u64 event;
@@ -37,6 +38,64 @@
 	{EID(PERF_TYPE_SOFTWARE, PERF_COUNT_CPU_MIGRATIONS),		"migrations",		},
 };
 
+#define __PERF_COUNTER_FIELD(config, name) \
+	((config & PERF_COUNTER_##name##_MASK) >> PERF_COUNTER_##name##_SHIFT)
+
+#define PERF_COUNTER_RAW(config)	__PERF_COUNTER_FIELD(config, RAW)
+#define PERF_COUNTER_CONFIG(config)	__PERF_COUNTER_FIELD(config, CONFIG)
+#define PERF_COUNTER_TYPE(config)	__PERF_COUNTER_FIELD(config, TYPE)
+#define PERF_COUNTER_ID(config)		__PERF_COUNTER_FIELD(config, EVENT)
+
+static char *hw_event_names[] = {
+	"CPU cycles",
+	"instructions",
+	"cache references",
+	"cache misses",
+	"branches",
+	"branch misses",
+	"bus cycles",
+};
+
+static char *sw_event_names[] = {
+	"cpu clock ticks",
+	"task clock ticks",
+	"pagefaults",
+	"context switches",
+	"CPU migrations",
+	"minor faults",
+	"major faults",
+};
+
+char *event_name(int ctr)
+{
+	__u64 config = event_id[ctr];
+	int type = PERF_COUNTER_TYPE(config);
+	int id = PERF_COUNTER_ID(config);
+	static char buf[32];
+
+	if (PERF_COUNTER_RAW(config)) {
+		sprintf(buf, "raw 0x%llx", PERF_COUNTER_CONFIG(config));
+		return buf;
+	}
+
+	switch (type) {
+	case PERF_TYPE_HARDWARE:
+		if (id < PERF_HW_EVENTS_MAX)
+			return hw_event_names[id];
+		return "unknown-hardware";
+
+	case PERF_TYPE_SOFTWARE:
+		if (id < PERF_SW_EVENTS_MAX)
+			return sw_event_names[id];
+		return "unknown-software";
+
+	default:
+		break;
+	}
+
+	return "unknown";
+}
+
 /*
  * Each event can have multiple symbolic names.
  * Symbolic names are (almost) exactly matched.
@@ -46,12 +105,23 @@
 	__u64 config, id;
 	int type;
 	unsigned int i;
+	char mask_str[4];
 
 	if (sscanf(str, "r%llx", &config) == 1)
 		return config | PERF_COUNTER_RAW_MASK;
 
-	if (sscanf(str, "%d:%llu", &type, &id) == 2)
-		return EID(type, id);
+	switch (sscanf(str, "%d:%llu:%2s", &type, &id, mask_str)) {
+		case 3:
+			if (strchr(mask_str, 'k'))
+				event_mask[nr_counters] |= EVENT_MASK_USER;
+			if (strchr(mask_str, 'u'))
+				event_mask[nr_counters] |= EVENT_MASK_KERNEL;
+		case 2:
+			return EID(type, id);
+
+		default:
+			break;
+	}
 
 	for (i = 0; i < ARRAY_SIZE(event_symbols); i++) {
 		if (!strncmp(str, event_symbols[i].symbol,
@@ -86,14 +156,6 @@
 	return 0;
 }
 
-#define __PERF_COUNTER_FIELD(config, name) \
-	((config & PERF_COUNTER_##name##_MASK) >> PERF_COUNTER_##name##_SHIFT)
-
-#define PERF_COUNTER_RAW(config)	__PERF_COUNTER_FIELD(config, RAW)
-#define PERF_COUNTER_CONFIG(config)	__PERF_COUNTER_FIELD(config, CONFIG)
-#define PERF_COUNTER_TYPE(config)	__PERF_COUNTER_FIELD(config, TYPE)
-#define PERF_COUNTER_ID(config)		__PERF_COUNTER_FIELD(config, EVENT)
-
 /*
  * Create the help text for the event symbols:
  */
diff --git a/Documentation/perf_counter/util/parse-events.h b/Documentation/perf_counter/util/parse-events.h
index 6e2ebe5..0da306b 100644
--- a/Documentation/perf_counter/util/parse-events.h
+++ b/Documentation/perf_counter/util/parse-events.h
@@ -1,6 +1,16 @@
 
+/*
+ * Parse symbolic events/counts passed in as options:
+ */
+
 extern int nr_counters;
 extern __u64			event_id[MAX_COUNTERS];
+extern int			event_mask[MAX_COUNTERS];
+
+#define EVENT_MASK_KERNEL	1
+#define EVENT_MASK_USER		2
+
+extern char *event_name(int ctr);
 
 extern int parse_events(const struct option *opt, const char *str, int unset);