From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode
---
kernel/tools/perf/util/thread_map.c | 146 ++++++++++++++----------------------------------
1 files changed, 43 insertions(+), 103 deletions(-)
diff --git a/kernel/tools/perf/util/thread_map.c b/kernel/tools/perf/util/thread_map.c
index 5d467d8..c9bfe46 100644
--- a/kernel/tools/perf/util/thread_map.c
+++ b/kernel/tools/perf/util/thread_map.c
@@ -12,9 +12,10 @@
#include "strlist.h"
#include <string.h>
#include <api/fs/fs.h>
+#include <linux/string.h>
+#include <linux/zalloc.h>
#include "asm/bug.h"
#include "thread_map.h"
-#include "util.h"
#include "debug.h"
#include "event.h"
@@ -27,34 +28,11 @@
return 1;
}
-static void thread_map__reset(struct thread_map *map, int start, int nr)
+#define thread_map__alloc(__nr) perf_thread_map__realloc(NULL, __nr)
+
+struct perf_thread_map *thread_map__new_by_pid(pid_t pid)
{
- size_t size = (nr - start) * sizeof(map->map[0]);
-
- memset(&map->map[start], 0, size);
- map->err_thread = -1;
-}
-
-static struct thread_map *thread_map__realloc(struct thread_map *map, int nr)
-{
- size_t size = sizeof(*map) + sizeof(map->map[0]) * nr;
- int start = map ? map->nr : 0;
-
- map = realloc(map, size);
- /*
- * We only realloc to add more items, let's reset new items.
- */
- if (map)
- thread_map__reset(map, start, nr);
-
- return map;
-}
-
-#define thread_map__alloc(__nr) thread_map__realloc(NULL, __nr)
-
-struct thread_map *thread_map__new_by_pid(pid_t pid)
-{
- struct thread_map *threads;
+ struct perf_thread_map *threads;
char name[256];
int items;
struct dirent **namelist = NULL;
@@ -68,7 +46,7 @@
threads = thread_map__alloc(items);
if (threads != NULL) {
for (i = 0; i < items; i++)
- thread_map__set_pid(threads, i, atoi(namelist[i]->d_name));
+ perf_thread_map__set_pid(threads, i, atoi(namelist[i]->d_name));
threads->nr = items;
refcount_set(&threads->refcnt, 1);
}
@@ -80,12 +58,12 @@
return threads;
}
-struct thread_map *thread_map__new_by_tid(pid_t tid)
+struct perf_thread_map *thread_map__new_by_tid(pid_t tid)
{
- struct thread_map *threads = thread_map__alloc(1);
+ struct perf_thread_map *threads = thread_map__alloc(1);
if (threads != NULL) {
- thread_map__set_pid(threads, 0, tid);
+ perf_thread_map__set_pid(threads, 0, tid);
threads->nr = 1;
refcount_set(&threads->refcnt, 1);
}
@@ -93,13 +71,13 @@
return threads;
}
-static struct thread_map *__thread_map__new_all_cpus(uid_t uid)
+static struct perf_thread_map *__thread_map__new_all_cpus(uid_t uid)
{
DIR *proc;
int max_threads = 32, items, i;
char path[NAME_MAX + 1 + 6];
struct dirent *dirent, **namelist = NULL;
- struct thread_map *threads = thread_map__alloc(max_threads);
+ struct perf_thread_map *threads = thread_map__alloc(max_threads);
if (threads == NULL)
goto out;
@@ -139,9 +117,9 @@
}
if (grow) {
- struct thread_map *tmp;
+ struct perf_thread_map *tmp;
- tmp = thread_map__realloc(threads, max_threads);
+ tmp = perf_thread_map__realloc(threads, max_threads);
if (tmp == NULL)
goto out_free_namelist;
@@ -149,8 +127,8 @@
}
for (i = 0; i < items; i++) {
- thread_map__set_pid(threads, threads->nr + i,
- atoi(namelist[i]->d_name));
+ perf_thread_map__set_pid(threads, threads->nr + i,
+ atoi(namelist[i]->d_name));
}
for (i = 0; i < items; i++)
@@ -179,17 +157,17 @@
goto out_closedir;
}
-struct thread_map *thread_map__new_all_cpus(void)
+struct perf_thread_map *thread_map__new_all_cpus(void)
{
return __thread_map__new_all_cpus(UINT_MAX);
}
-struct thread_map *thread_map__new_by_uid(uid_t uid)
+struct perf_thread_map *thread_map__new_by_uid(uid_t uid)
{
return __thread_map__new_all_cpus(uid);
}
-struct thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid)
+struct perf_thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid)
{
if (pid != -1)
return thread_map__new_by_pid(pid);
@@ -200,9 +178,9 @@
return thread_map__new_by_tid(tid);
}
-static struct thread_map *thread_map__new_by_pid_str(const char *pid_str)
+static struct perf_thread_map *thread_map__new_by_pid_str(const char *pid_str)
{
- struct thread_map *threads = NULL, *nt;
+ struct perf_thread_map *threads = NULL, *nt;
char name[256];
int items, total_tasks = 0;
struct dirent **namelist = NULL;
@@ -232,14 +210,14 @@
goto out_free_threads;
total_tasks += items;
- nt = thread_map__realloc(threads, total_tasks);
+ nt = perf_thread_map__realloc(threads, total_tasks);
if (nt == NULL)
goto out_free_namelist;
threads = nt;
for (i = 0; i < items; i++) {
- thread_map__set_pid(threads, j++, atoi(namelist[i]->d_name));
+ perf_thread_map__set_pid(threads, j++, atoi(namelist[i]->d_name));
zfree(&namelist[i]);
}
threads->nr = total_tasks;
@@ -262,21 +240,9 @@
goto out;
}
-struct thread_map *thread_map__new_dummy(void)
+struct perf_thread_map *thread_map__new_by_tid_str(const char *tid_str)
{
- struct thread_map *threads = thread_map__alloc(1);
-
- if (threads != NULL) {
- thread_map__set_pid(threads, 0, -1);
- threads->nr = 1;
- refcount_set(&threads->refcnt, 1);
- }
- return threads;
-}
-
-struct thread_map *thread_map__new_by_tid_str(const char *tid_str)
-{
- struct thread_map *threads = NULL, *nt;
+ struct perf_thread_map *threads = NULL, *nt;
int ntasks = 0;
pid_t tid, prev_tid = INT_MAX;
char *end_ptr;
@@ -286,7 +252,7 @@
/* perf-stat expects threads to be generated even if tid not given */
if (!tid_str)
- return thread_map__new_dummy();
+ return perf_thread_map__new_dummy();
slist = strlist__new(tid_str, &slist_config);
if (!slist)
@@ -303,13 +269,13 @@
continue;
ntasks++;
- nt = thread_map__realloc(threads, ntasks);
+ nt = perf_thread_map__realloc(threads, ntasks);
if (nt == NULL)
goto out_free_threads;
threads = nt;
- thread_map__set_pid(threads, ntasks - 1, tid);
+ perf_thread_map__set_pid(threads, ntasks - 1, tid);
threads->nr = ntasks;
}
out:
@@ -323,7 +289,7 @@
goto out;
}
-struct thread_map *thread_map__new_str(const char *pid, const char *tid,
+struct perf_thread_map *thread_map__new_str(const char *pid, const char *tid,
uid_t uid, bool all_threads)
{
if (pid)
@@ -338,39 +304,13 @@
return thread_map__new_by_tid_str(tid);
}
-static void thread_map__delete(struct thread_map *threads)
-{
- if (threads) {
- int i;
-
- WARN_ONCE(refcount_read(&threads->refcnt) != 0,
- "thread map refcnt unbalanced\n");
- for (i = 0; i < threads->nr; i++)
- free(thread_map__comm(threads, i));
- free(threads);
- }
-}
-
-struct thread_map *thread_map__get(struct thread_map *map)
-{
- if (map)
- refcount_inc(&map->refcnt);
- return map;
-}
-
-void thread_map__put(struct thread_map *map)
-{
- if (map && refcount_dec_and_test(&map->refcnt))
- thread_map__delete(map);
-}
-
-size_t thread_map__fprintf(struct thread_map *threads, FILE *fp)
+size_t thread_map__fprintf(struct perf_thread_map *threads, FILE *fp)
{
int i;
size_t printed = fprintf(fp, "%d thread%s: ",
threads->nr, threads->nr > 1 ? "s" : "");
for (i = 0; i < threads->nr; ++i)
- printed += fprintf(fp, "%s%d", i ? ", " : "", thread_map__pid(threads, i));
+ printed += fprintf(fp, "%s%d", i ? ", " : "", perf_thread_map__pid(threads, i));
return printed + fprintf(fp, "\n");
}
@@ -392,16 +332,16 @@
* mark the end of the string.
*/
(*comm)[size] = 0;
- rtrim(*comm);
+ strim(*comm);
}
free(path);
return err;
}
-static void comm_init(struct thread_map *map, int i)
+static void comm_init(struct perf_thread_map *map, int i)
{
- pid_t pid = thread_map__pid(map, i);
+ pid_t pid = perf_thread_map__pid(map, i);
char *comm = NULL;
/* dummy pid comm initialization */
@@ -420,7 +360,7 @@
map->map[i].comm = comm;
}
-void thread_map__read_comms(struct thread_map *threads)
+void thread_map__read_comms(struct perf_thread_map *threads)
{
int i;
@@ -428,24 +368,24 @@
comm_init(threads, i);
}
-static void thread_map__copy_event(struct thread_map *threads,
- struct thread_map_event *event)
+static void thread_map__copy_event(struct perf_thread_map *threads,
+ struct perf_record_thread_map *event)
{
unsigned i;
threads->nr = (int) event->nr;
for (i = 0; i < event->nr; i++) {
- thread_map__set_pid(threads, i, (pid_t) event->entries[i].pid);
+ perf_thread_map__set_pid(threads, i, (pid_t) event->entries[i].pid);
threads->map[i].comm = strndup(event->entries[i].comm, 16);
}
refcount_set(&threads->refcnt, 1);
}
-struct thread_map *thread_map__new_event(struct thread_map_event *event)
+struct perf_thread_map *thread_map__new_event(struct perf_record_thread_map *event)
{
- struct thread_map *threads;
+ struct perf_thread_map *threads;
threads = thread_map__alloc(event->nr);
if (threads)
@@ -454,7 +394,7 @@
return threads;
}
-bool thread_map__has(struct thread_map *threads, pid_t pid)
+bool thread_map__has(struct perf_thread_map *threads, pid_t pid)
{
int i;
@@ -466,7 +406,7 @@
return false;
}
-int thread_map__remove(struct thread_map *threads, int idx)
+int thread_map__remove(struct perf_thread_map *threads, int idx)
{
int i;
@@ -479,7 +419,7 @@
/*
* Free the 'idx' item and shift the rest up.
*/
- free(threads->map[idx].comm);
+ zfree(&threads->map[idx].comm);
for (i = idx; i < threads->nr - 1; i++)
threads->map[i] = threads->map[i + 1];
--
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