From 89c69c0eee7515cdc217f4278de43547284b3458 Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Fri, 16 Oct 2009 20:08:10 -0400 Subject: [PATCH] perf: Use eprintf() for debug messages in perf-probe Replace debug() macro with eprintf() and add -v option for showing those messages in perf-probe. Signed-off-by: Masami Hiramatsu Cc: Frederic Weisbecker Cc: Arnaldo Carvalho de Melo Cc: Steven Rostedt Cc: Paul Mackerras Cc: Peter Zijlstra LKML-Reference: <20091017000810.16556.38013.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar --- tools/perf/builtin-probe.c | 23 ++++++++++++++--------- tools/perf/util/probe-finder.c | 12 +++++++----- tools/perf/util/probe-finder.h | 7 ------- 3 files changed, 21 insertions(+), 21 deletions(-) diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index a1467d12547..b5ad86a265f 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -35,6 +35,8 @@ #include "perf.h" #include "builtin.h" #include "util/util.h" +#include "util/event.h" +#include "util/debug.h" #include "util/parse-options.h" #include "util/parse-events.h" /* For debugfs_path */ #include "util/probe-finder.h" @@ -76,7 +78,7 @@ static int parse_probepoint(const struct option *opt __used, if (!str) /* The end of probe points */ return 0; - debug("Probe-define(%d): %s\n", session.nr_probe, str); + eprintf("probe-definition(%d): %s\n", session.nr_probe, str); if (++session.nr_probe == MAX_PROBES) semantic_error("Too many probes"); @@ -101,7 +103,7 @@ static int parse_probepoint(const struct option *opt __used, die("strndup"); if (++argc == MAX_PROBE_ARGS) semantic_error("Too many arguments"); - debug("argv[%d]=%s\n", argc, argv[argc - 1]); + eprintf("argv[%d]=%s\n", argc, argv[argc - 1]); } } while (*str != '\0'); if (argc < 2) @@ -131,7 +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."); - debug("file:%s line:%d\n", pp->file, pp->line); + eprintf("file:%s line:%d\n", pp->file, pp->line); } else { /* Function name */ ptr = strchr(arg, '+'); @@ -148,7 +150,7 @@ static int parse_probepoint(const struct option *opt __used, pp->file = strdup(ptr); } pp->function = strdup(arg); - debug("symbol:%s file:%s offset:%d\n", + eprintf("symbol:%s file:%s offset:%d\n", pp->function, pp->file, pp->offset); } free(argv[1]); @@ -173,7 +175,7 @@ static int parse_probepoint(const struct option *opt __used, session.need_dwarf = 1; } - debug("%d arguments\n", pp->nr_args); + eprintf("%d arguments\n", pp->nr_args); return 0; } @@ -186,7 +188,7 @@ static int open_default_vmlinux(void) ret = uname(&uts); if (ret) { - debug("uname() failed.\n"); + eprintf("uname() failed.\n"); return -errno; } session.release = uts.release; @@ -194,11 +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) { - debug("Filename(%d,%s) is too long.\n", i, uts.release); + eprintf("Filename(%d,%s) is too long.\n", i, + uts.release); errno = E2BIG; return -E2BIG; } - debug("try to open %s\n", fname); + eprintf("try to open %s\n", fname); fd = open(fname, O_RDONLY); if (fd >= 0) break; @@ -213,6 +216,8 @@ static const char * const probe_usage[] = { }; static const struct option options[] = { + OPT_BOOLEAN('v', "verbose", &verbose, + "be more verbose (show parsed arguments, etc)"), #ifndef NO_LIBDWARF OPT_STRING('k', "vmlinux", &session.vmlinux, "file", "vmlinux/module pathname"), @@ -336,7 +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"); - debug("probe event %s found\n", session.events[j]); + eprintf("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 338fdb9e093..db24c913225 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -32,6 +32,8 @@ #include #include +#include "event.h" +#include "debug.h" #include "util.h" #include "probe-finder.h" @@ -134,7 +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) - debug("found fno: %d\n", (int)found); + eprintf("found fno: %d\n", (int)found); return found; } @@ -440,7 +442,7 @@ static void find_variable(Dwarf_Die sp_die, struct probe_finder *pf) return ; } - debug("Searching '%s' variable in context.\n", pf->var); + eprintf("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) @@ -550,7 +552,7 @@ static void find_by_line(Dwarf_Die cu_die, struct probe_finder *pf) ret = dwarf_lineaddr(lines[i], &addr, &__dw_error); ERR_IF(ret != DW_DLV_OK); - debug("Probe point found: 0x%llx\n", addr); + eprintf("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); @@ -581,7 +583,7 @@ static int probefunc_callback(struct die_link *dlink, void *data) &pf->inl_offs, &__dw_error); ERR_IF(ret != DW_DLV_OK); - debug("inline definition offset %lld\n", + eprintf("inline definition offset %lld\n", pf->inl_offs); return 0; } @@ -597,7 +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; - debug("found inline addr: 0x%llx\n", pf->addr); + eprintf("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; diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h index 306810c32f6..6a7cb0c04e9 100644 --- a/tools/perf/util/probe-finder.h +++ b/tools/perf/util/probe-finder.h @@ -4,13 +4,6 @@ #define _stringify(n) #n #define stringify(n) _stringify(n) -#ifdef DEBUG -#define debug(fmt ...) \ - fprintf(stderr, "DBG(" __FILE__ ":" stringify(__LINE__) "): " fmt) -#else -#define debug(fmt ...) do {} while (0) -#endif - #define ERR_IF(cnd) \ do { if (cnd) { \ fprintf(stderr, "Error (" __FILE__ ":" stringify(__LINE__) \ -- 2.46.0