[tip:branch?] perf probe: Print debug messages using pr_*()

From: tip-bot for Arnaldo Carvalho de Melo
Date: Fri Oct 23 2009 - 21:07:41 EST


Commit-ID: b7cb10e790fbd145296e771f789273a875c15719
Gitweb: http://git.kernel.org/tip/b7cb10e790fbd145296e771f789273a875c15719
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Wed, 21 Oct 2009 17:34:06 -0200
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 23 Oct 2009 08:24:21 +0200

perf probe: Print debug messages using pr_*()

Use the new pr_{err,warning,debug,etc} printout methods, just
like in the kernel.

Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
LKML-Reference: <1256153646-10097-1-git-send-email-acme@xxxxxxxxxx>
[ Split this patch out, to keep perf/probes separate. ]
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
tools/perf/builtin-probe.c | 20 ++++++++++----------
tools/perf/util/probe-finder.c | 12 ++++++------
2 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index b5ad86a..dcb406c 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -78,7 +78,7 @@ static int parse_probepoint(const struct option *opt __used,
if (!str) /* The end of probe points */
return 0;

- eprintf("probe-definition(%d): %s\n", session.nr_probe, str);
+ pr_debug("probe-definition(%d): %s\n", session.nr_probe, str);
if (++session.nr_probe == MAX_PROBES)
semantic_error("Too many probes");

@@ -103,7 +103,7 @@ static int parse_probepoint(const struct option *opt __used,
die("strndup");
if (++argc == MAX_PROBE_ARGS)
semantic_error("Too many arguments");
- eprintf("argv[%d]=%s\n", argc, argv[argc - 1]);
+ pr_debug("argv[%d]=%s\n", argc, argv[argc - 1]);
}
} while (*str != '\0');
if (argc < 2)
@@ -133,7 +133,7 @@ static int parse_probepoint(const struct option *opt __used,
pp->line = atoi(ptr);
if (!pp->file || !pp->line)
semantic_error("Failed to parse line.");
- eprintf("file:%s line:%d\n", pp->file, pp->line);
+ pr_debug("file:%s line:%d\n", pp->file, pp->line);
} else {
/* Function name */
ptr = strchr(arg, '+');
@@ -150,8 +150,8 @@ static int parse_probepoint(const struct option *opt __used,
pp->file = strdup(ptr);
}
pp->function = strdup(arg);
- eprintf("symbol:%s file:%s offset:%d\n",
- pp->function, pp->file, pp->offset);
+ pr_debug("symbol:%s file:%s offset:%d\n",
+ pp->function, pp->file, pp->offset);
}
free(argv[1]);
if (pp->file)
@@ -175,7 +175,7 @@ static int parse_probepoint(const struct option *opt __used,
session.need_dwarf = 1;
}

- eprintf("%d arguments\n", pp->nr_args);
+ pr_debug("%d arguments\n", pp->nr_args);
return 0;
}

@@ -188,7 +188,7 @@ static int open_default_vmlinux(void)

ret = uname(&uts);
if (ret) {
- eprintf("uname() failed.\n");
+ pr_debug("uname() failed.\n");
return -errno;
}
session.release = uts.release;
@@ -196,12 +196,12 @@ static int open_default_vmlinux(void)
ret = snprintf(fname, MAX_PATH_LEN,
default_search_path[i], session.release);
if (ret >= MAX_PATH_LEN || ret < 0) {
- eprintf("Filename(%d,%s) is too long.\n", i,
+ pr_debug("Filename(%d,%s) is too long.\n", i,
uts.release);
errno = E2BIG;
return -E2BIG;
}
- eprintf("try to open %s\n", fname);
+ pr_debug("try to open %s\n", fname);
fd = open(fname, O_RDONLY);
if (fd >= 0)
break;
@@ -341,7 +341,7 @@ int cmd_probe(int argc, const char **argv, const char *prefix __used)
ret = find_probepoint(fd, pp);
if (ret <= 0)
die("No probe point found.\n");
- eprintf("probe event %s found\n", session.events[j]);
+ pr_debug("probe event %s found\n", session.events[j]);
}
close(fd);

diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index be997ab..54e7071 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -136,7 +136,7 @@ static Dwarf_Unsigned die_get_fileno(Dwarf_Die cu_die, const char *fname)
dwarf_dealloc(__dw_debug, srcs, DW_DLA_LIST);
}
if (found)
- eprintf("found fno: %d\n", (int)found);
+ pr_debug("found fno: %d\n", (int)found);
return found;
}

@@ -442,7 +442,7 @@ static void find_variable(Dwarf_Die sp_die, struct probe_finder *pf)
return ;
}

- eprintf("Searching '%s' variable in context.\n", pf->var);
+ pr_debug("Searching '%s' variable in context.\n", pf->var);
/* Search child die for local variables and parameters. */
ret = search_die_from_children(sp_die, variable_callback, pf);
if (!ret)
@@ -552,7 +552,7 @@ static void find_by_line(Dwarf_Die cu_die, struct probe_finder *pf)

ret = dwarf_lineaddr(lines[i], &addr, &__dw_error);
DIE_IF(ret != DW_DLV_OK);
- eprintf("Probe point found: 0x%llx\n", addr);
+ pr_debug("Probe point found: 0x%llx\n", addr);
pf->addr = addr;
/* Search a real subprogram including this line, */
ret = search_die_from_children(cu_die, probeaddr_callback, pf);
@@ -583,8 +583,8 @@ static int probefunc_callback(struct die_link *dlink, void *data)
&pf->inl_offs,
&__dw_error);
DIE_IF(ret != DW_DLV_OK);
- eprintf("inline definition offset %lld\n",
- pf->inl_offs);
+ pr_debug("inline definition offset %lld\n",
+ pf->inl_offs);
return 0;
}
/* Get probe address */
@@ -599,7 +599,7 @@ static int probefunc_callback(struct die_link *dlink, void *data)
/* Get probe address */
pf->addr = die_get_entrypc(dlink->die);
pf->addr += pp->offset;
- eprintf("found inline addr: 0x%llx\n", pf->addr);
+ pr_debug("found inline addr: 0x%llx\n", pf->addr);
/* Inlined function. Get a real subprogram */
for (lk = dlink->parent; lk != NULL; lk = lk->parent) {
tag = 0;
--
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