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-rw-r--r--tools/perf/util/annotate.c8
-rw-r--r--tools/perf/util/callchain.c32
-rw-r--r--tools/perf/util/callchain.h1
-rw-r--r--tools/perf/util/find-map.c (renamed from tools/perf/util/find-vdso-map.c)7
-rw-r--r--tools/perf/util/machine.c2
-rw-r--r--tools/perf/util/strbuf.c1
-rw-r--r--tools/perf/util/symbol.c1
-rw-r--r--tools/perf/util/vdso.c6
8 files changed, 33 insertions, 25 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index ac9805e0bc76..70de8f6b3aee 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1723,15 +1723,14 @@ static int symbol__disassemble(struct symbol *sym, struct annotate_args *args)
err = asprintf(&command,
"%s %s%s --start-address=0x%016" PRIx64
" --stop-address=0x%016" PRIx64
- " -l -d %s %s -C \"%s\" 2>/dev/null|grep -v \"%s:\"|expand",
+ " -l -d %s %s -C \"$1\" 2>/dev/null|grep -v \"$1:\"|expand",
opts->objdump_path ?: "objdump",
opts->disassembler_style ? "-M " : "",
opts->disassembler_style ?: "",
map__rip_2objdump(map, sym->start),
map__rip_2objdump(map, sym->end),
opts->show_asm_raw ? "" : "--no-show-raw",
- opts->annotate_src ? "-S" : "",
- symfs_filename, symfs_filename);
+ opts->annotate_src ? "-S" : "");
if (err < 0) {
pr_err("Failure allocating memory for the command to run\n");
@@ -1756,7 +1755,8 @@ static int symbol__disassemble(struct symbol *sym, struct annotate_args *args)
close(stdout_fd[0]);
dup2(stdout_fd[1], 1);
close(stdout_fd[1]);
- execl("/bin/sh", "sh", "-c", command, NULL);
+ execl("/bin/sh", "sh", "-c", command, "--", symfs_filename,
+ NULL);
perror(command);
exit(-1);
}
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 32ef7bdca1cf..dc2212e12184 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -766,6 +766,7 @@ static enum match_result match_chain(struct callchain_cursor_node *node,
cnode->cycles_count += node->branch_flags.cycles;
cnode->iter_count += node->nr_loop_iter;
cnode->iter_cycles += node->iter_cycles;
+ cnode->from_count++;
}
}
@@ -1345,10 +1346,10 @@ static int branch_to_str(char *bf, int bfsize,
static int branch_from_str(char *bf, int bfsize,
u64 branch_count,
u64 cycles_count, u64 iter_count,
- u64 iter_cycles)
+ u64 iter_cycles, u64 from_count)
{
int printed = 0, i = 0;
- u64 cycles;
+ u64 cycles, v = 0;
cycles = cycles_count / branch_count;
if (cycles) {
@@ -1357,14 +1358,16 @@ static int branch_from_str(char *bf, int bfsize,
bf + printed, bfsize - printed);
}
- if (iter_count) {
- printed += count_pri64_printf(i++, "iter",
- iter_count,
- bf + printed, bfsize - printed);
+ if (iter_count && from_count) {
+ v = iter_count / from_count;
+ if (v) {
+ printed += count_pri64_printf(i++, "iter",
+ v, bf + printed, bfsize - printed);
- printed += count_pri64_printf(i++, "avg_cycles",
- iter_cycles / iter_count,
- bf + printed, bfsize - printed);
+ printed += count_pri64_printf(i++, "avg_cycles",
+ iter_cycles / iter_count,
+ bf + printed, bfsize - printed);
+ }
}
if (i)
@@ -1377,6 +1380,7 @@ static int counts_str_build(char *bf, int bfsize,
u64 branch_count, u64 predicted_count,
u64 abort_count, u64 cycles_count,
u64 iter_count, u64 iter_cycles,
+ u64 from_count,
struct branch_type_stat *brtype_stat)
{
int printed;
@@ -1389,7 +1393,8 @@ static int counts_str_build(char *bf, int bfsize,
predicted_count, abort_count, brtype_stat);
} else {
printed = branch_from_str(bf, bfsize, branch_count,
- cycles_count, iter_count, iter_cycles);
+ cycles_count, iter_count, iter_cycles,
+ from_count);
}
if (!printed)
@@ -1402,13 +1407,14 @@ static int callchain_counts_printf(FILE *fp, char *bf, int bfsize,
u64 branch_count, u64 predicted_count,
u64 abort_count, u64 cycles_count,
u64 iter_count, u64 iter_cycles,
+ u64 from_count,
struct branch_type_stat *brtype_stat)
{
char str[256];
counts_str_build(str, sizeof(str), branch_count,
predicted_count, abort_count, cycles_count,
- iter_count, iter_cycles, brtype_stat);
+ iter_count, iter_cycles, from_count, brtype_stat);
if (fp)
return fprintf(fp, "%s", str);
@@ -1422,6 +1428,7 @@ int callchain_list_counts__printf_value(struct callchain_list *clist,
u64 branch_count, predicted_count;
u64 abort_count, cycles_count;
u64 iter_count, iter_cycles;
+ u64 from_count;
branch_count = clist->branch_count;
predicted_count = clist->predicted_count;
@@ -1429,11 +1436,12 @@ int callchain_list_counts__printf_value(struct callchain_list *clist,
cycles_count = clist->cycles_count;
iter_count = clist->iter_count;
iter_cycles = clist->iter_cycles;
+ from_count = clist->from_count;
return callchain_counts_printf(fp, bf, bfsize, branch_count,
predicted_count, abort_count,
cycles_count, iter_count, iter_cycles,
- &clist->brtype_stat);
+ from_count, &clist->brtype_stat);
}
static void free_callchain_node(struct callchain_node *node)
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 154560b1eb65..99d38ac019b8 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -118,6 +118,7 @@ struct callchain_list {
bool has_children;
};
u64 branch_count;
+ u64 from_count;
u64 predicted_count;
u64 abort_count;
u64 cycles_count;
diff --git a/tools/perf/util/find-vdso-map.c b/tools/perf/util/find-map.c
index d7823e3508fc..7b2300588ece 100644
--- a/tools/perf/util/find-vdso-map.c
+++ b/tools/perf/util/find-map.c
@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
-static int find_vdso_map(void **start, void **end)
+static int find_map(void **start, void **end, const char *name)
{
FILE *maps;
char line[128];
@@ -7,7 +7,7 @@ static int find_vdso_map(void **start, void **end)
maps = fopen("/proc/self/maps", "r");
if (!maps) {
- fprintf(stderr, "vdso: cannot open maps\n");
+ fprintf(stderr, "cannot open maps\n");
return -1;
}
@@ -21,8 +21,7 @@ static int find_vdso_map(void **start, void **end)
if (m < 0)
continue;
- if (!strncmp(&line[m], VDSO__MAP_NAME,
- sizeof(VDSO__MAP_NAME) - 1))
+ if (!strncmp(&line[m], name, strlen(name)))
found = 1;
}
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 6fcb3bce0442..143f7057d581 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -2005,7 +2005,7 @@ static void save_iterations(struct iterations *iter,
{
int i;
- iter->nr_loop_iter = nr;
+ iter->nr_loop_iter++;
iter->cycles = 0;
for (i = 0; i < nr; i++)
diff --git a/tools/perf/util/strbuf.c b/tools/perf/util/strbuf.c
index 9005fbe0780e..23092fd6451d 100644
--- a/tools/perf/util/strbuf.c
+++ b/tools/perf/util/strbuf.c
@@ -109,7 +109,6 @@ static int strbuf_addv(struct strbuf *sb, const char *fmt, va_list ap)
return ret;
}
len = vsnprintf(sb->buf + sb->len, sb->alloc - sb->len, fmt, ap_saved);
- va_end(ap_saved);
if (len > strbuf_avail(sb)) {
pr_debug("this should not happen, your vsnprintf is broken");
va_end(ap_saved);
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 01f2c7385e38..48efad6d0f90 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -614,6 +614,7 @@ out:
static bool symbol__is_idle(const char *name)
{
const char * const idle_symbols[] = {
+ "arch_cpu_idle",
"cpu_idle",
"cpu_startup_entry",
"intel_idle",
diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
index 741af209b19d..3702cba11d7d 100644
--- a/tools/perf/util/vdso.c
+++ b/tools/perf/util/vdso.c
@@ -18,10 +18,10 @@
#include "debug.h"
/*
- * Include definition of find_vdso_map() also used in perf-read-vdso.c for
+ * Include definition of find_map() also used in perf-read-vdso.c for
* building perf-read-vdso32 and perf-read-vdsox32.
*/
-#include "find-vdso-map.c"
+#include "find-map.c"
#define VDSO__TEMP_FILE_NAME "/tmp/perf-vdso.so-XXXXXX"
@@ -76,7 +76,7 @@ static char *get_file(struct vdso_file *vdso_file)
if (vdso_file->found)
return vdso_file->temp_file_name;
- if (vdso_file->error || find_vdso_map(&start, &end))
+ if (vdso_file->error || find_map(&start, &end, VDSO__MAP_NAME))
return NULL;
size = end - start;
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-06-19 04:04:17 +0000