teach set_special_pids() to use struct pid

[platform/kernel/linux-starfive.git] / kernel / exit.c

diff --git a/kernel/exit.c b/kernel/exit.c
index 42a8713..96716fd 100644 (file)
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -293,26 +293,27 @@ static void reparent_to_kthreadd(void)
        switch_uid(INIT_USER);
 }
 
-void __set_special_pids(pid_t session, pid_t pgrp)
+void __set_special_pids(struct pid *pid)
 {
        struct task_struct *curr = current->group_leader;
+       pid_t nr = pid_nr(pid);
 
-       if (task_session_nr(curr) != session) {
+       if (task_session(curr) != pid) {
                detach_pid(curr, PIDTYPE_SID);
-               set_task_session(curr, session);
-               attach_pid(curr, PIDTYPE_SID, find_pid(session));
+               attach_pid(curr, PIDTYPE_SID, pid);
+               set_task_session(curr, nr);
        }
-       if (task_pgrp_nr(curr) != pgrp) {
+       if (task_pgrp(curr) != pid) {
                detach_pid(curr, PIDTYPE_PGID);
-               set_task_pgrp(curr, pgrp);
-               attach_pid(curr, PIDTYPE_PGID, find_pid(pgrp));
+               attach_pid(curr, PIDTYPE_PGID, pid);
+               set_task_pgrp(curr, nr);
        }
 }
 
-static void set_special_pids(pid_t session, pid_t pgrp)
+static void set_special_pids(struct pid *pid)
 {
        write_lock_irq(&tasklist_lock);
-       __set_special_pids(session, pgrp);
+       __set_special_pids(pid);
        write_unlock_irq(&tasklist_lock);
 }
 
@@ -383,7 +384,11 @@ void daemonize(const char *name, ...)
         */
        current->flags |= PF_NOFREEZE;
 
-       set_special_pids(1, 1);
+       if (current->nsproxy != &init_nsproxy) {
+               get_nsproxy(&init_nsproxy);
+               switch_task_namespaces(current, &init_nsproxy);
+       }
+       set_special_pids(find_pid(1));
        proc_clear_tty(current);
 
        /* Block and flush all signals */
@@ -398,11 +403,6 @@ void daemonize(const char *name, ...)
        current->fs = fs;
        atomic_inc(&fs->count);
 
-       if (current->nsproxy != init_task.nsproxy) {
-               get_nsproxy(init_task.nsproxy);
-               switch_task_namespaces(current, init_task.nsproxy);
-       }
-
        exit_files(current);
        current->files = init_task.files;
        atomic_inc(&current->files->count);