Aren/NetBSD
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add an option to put samples for each symbols together.

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This commit is contained in:
yamt 2011-07-26 12:24:16 +00:00
parent 836b5ebd94
commit 4af7b61bfc
1 changed files with 16 additions and 3 deletions
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19
usr.bin/tpfmt/tpfmt.c
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@ -1,4 +1,4 @@
/* $NetBSD: tpfmt.c,v 1.4 2011/07/26 12:21:27 yamt Exp $ */
/* $NetBSD: tpfmt.c,v 1.5 2011/07/26 12:24:16 yamt Exp $ */
/*-
* Copyright (c) 2010,2011 YAMAMOTO Takashi,
@ -28,7 +28,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: tpfmt.c,v 1.4 2011/07/26 12:21:27 yamt Exp $");
__RCSID("$NetBSD: tpfmt.c,v 1.5 2011/07/26 12:24:16 yamt Exp $");
#endif /* not lint */
#include <sys/rbtree.h>
@ -52,6 +52,7 @@ static const char ksyms[] = "/dev/ksyms";
static bool filter_by_pid;
static pid_t target_pid;
static bool per_symbol;
struct addr {
struct rb_node node;
@ -143,7 +144,7 @@ main(int argc, char *argv[])
extern char *optarg;
extern int optind;
while ((ch = getopt(argc, argv, "CkLPp:")) != -1) {
while ((ch = getopt(argc, argv, "CkLPp:s")) != -1) {
uintmax_t val;
char *ep;
@ -170,6 +171,9 @@ main(int argc, char *argv[])
case 'P': /* don't distinguish processes */
distinguish_processes = false;
break;
case 's': /* per symbol */
per_symbol = true;
break;
default:
exit(EXIT_FAILURE);
}
@ -224,6 +228,15 @@ main(int argc, char *argv[])
a->cpuid = 0;
}
a->in_kernel = in_kernel;
if (per_symbol) {
const char *name;
uint64_t offset;
name = ksymlookup(a->addr, &offset);
if (name != NULL) {
a->addr -= offset;
}
}
a->nsamples = 1;
o = rb_tree_insert_node(&addrtree, a);
if (o != a) {