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kernel: Set the tracepoint flag in a tracepoint manner

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weishu
2025-11-06 03:57:37 +00:00
committed by ShirkNeko
parent dece57cacf
commit 9cdf98782d
4 changed files with 41 additions and 13 deletions
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5
kernel/sucompat.c
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@@ -23,6 +23,7 @@
#include "klog.h" // IWYU pragma: keep
#include "ksud.h"
#include "kernel_compat.h"
#include "sucompat.h"
#include "sulog.h"
#define SU_PATH "/system/bin/su"
@@ -402,7 +403,7 @@ void ksu_mark_running_process()
bool ksu_root_process =
uid == 0 && is_task_ksu_domain(get_task_cred(t));
if (ksu_root_process || ksu_is_allow_uid(uid)) {
set_tsk_thread_flag(t, TIF_SYSCALL_TRACEPOINT);
ksu_set_task_tracepoint_flag(t);
pr_info("sucompat: mark process: pid:%d, uid: %d, comm:%s\n",
t->pid, uid, t->comm);
}
@@ -415,7 +416,7 @@ static void unmark_all_process()
struct task_struct *p, *t;
read_lock(&tasklist_lock);
for_each_process_thread (p, t) {
clear_tsk_thread_flag(t, TIF_SYSCALL_TRACEPOINT);
ksu_clear_task_tracepoint_flag(t);
}
read_unlock(&tasklist_lock);
pr_info("sucompat: unmark all user process done!\n");