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Revert "kernel: throne_tracker: offload to kthread tiann #2632"

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This reverts commit d5d2bb35d2.
This commit is contained in:
ShirkNeko
2025-09-24 16:25:47 +08:00
parent 6c145179d4
commit a12c78d213
4 changed files with 2 additions and 130 deletions
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40
kernel/throne_tracker.c
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@@ -17,13 +17,8 @@
#include "dynamic_manager.h"
#include "throne_comm.h"
#include <linux/kthread.h>
#include <linux/sched.h>
uid_t ksu_manager_uid = KSU_INVALID_UID;
static struct task_struct *throne_thread;
#define KSU_UID_LIST_PATH "/data/misc/user_uid/uid_list"
#define USER_DATA_PATH "/data/user_de/0"
#define USER_DATA_PATH_LEN 256
@@ -515,7 +510,7 @@ void search_manager(const char *path, int depth, struct list_head *uid_data)
struct file *file;
if (!stop) {
file = ksu_filp_open_compat(pos->dirpath, O_RDONLY | O_NOFOLLOW | O_DIRECTORY, 0);
file = ksu_filp_open_compat(pos->dirpath, O_RDONLY | O_NOFOLLOW, 0);
if (IS_ERR(file)) {
pr_err("Failed to open directory: %s, err: %ld\n", pos->dirpath, PTR_ERR(file));
goto skip_iterate;
@@ -574,7 +569,7 @@ static bool is_uid_exist(uid_t uid, char *package, void *data)
return exist;
}
static void track_throne_function()
void track_throne()
{
struct list_head uid_list;
INIT_LIST_HEAD(&uid_list);
@@ -655,37 +650,6 @@ out:
}
}
static int throne_tracker_thread(void *data)
{
pr_info("%s: pid: %d started\n", __func__, current->pid);
track_throne_function();
throne_thread = NULL;
smp_mb();
pr_info("%s: pid: %d exit!\n", __func__, current->pid);
return 0;
}
void track_throne()
{
#ifndef CONFIG_KSU_THRONE_TRACKER_ALWAYS_THREADED
static bool throne_tracker_first_run __read_mostly = true;
if (unlikely(throne_tracker_first_run)) {
track_throne_function();
throne_tracker_first_run = false;
return;
}
#endif
smp_mb();
if (throne_thread != NULL) // single instance lock
return;
throne_thread = kthread_run(throne_tracker_thread, NULL, "throne_tracker");
if (IS_ERR(throne_thread)) {
throne_thread = NULL;
return;
}
}
void ksu_throne_tracker_init()
{
// nothing to do