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kernel/exit.c: Use list_for_each_entry(_safe) instead of list_for_each(_safe)

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kernel/exit.c: Convert list_for_each(_safe) to
list_for_each_entry(_safe) in forget_original_parent(), exit_notify()
and do_wait()

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Matthias Kaehlcke 2007-10-18 23:39:57 -07:00 committed by Linus Torvalds
parent d473012710
commit 03ff17979c
1 changed files with 6 additions and 13 deletions
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19
kernel/exit.c
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@ -669,8 +669,7 @@ reparent_thread(struct task_struct *p, struct task_struct *father, int traced)
static void
forget_original_parent(struct task_struct *father, struct list_head *to_release)
{
struct task_struct *p, *reaper = father;
struct list_head *_p, *_n;
struct task_struct *p, *n, *reaper = father;
do {
reaper = next_thread(reaper);
@ -688,9 +687,8 @@ forget_original_parent(struct task_struct *father, struct list_head *to_release)
*
* Search them and reparent children.
*/
list_for_each_safe(_p, _n, &father->children) {
list_for_each_entry_safe(p, n, &father->children, sibling) {
int ptrace;
p = list_entry(_p, struct task_struct, sibling);
ptrace = p->ptrace;
@ -718,8 +716,7 @@ forget_original_parent(struct task_struct *father, struct list_head *to_release)
if (unlikely(ptrace && p->exit_state == EXIT_ZOMBIE && p->exit_signal == -1))
list_add(&p->ptrace_list, to_release);
}
list_for_each_safe(_p, _n, &father->ptrace_children) {
p = list_entry(_p, struct task_struct, ptrace_list);
list_for_each_entry_safe(p, n, &father->ptrace_children, ptrace_list) {
p->real_parent = reaper;
reparent_thread(p, father, 1);
}
@ -1518,12 +1515,9 @@ repeat:
tsk = current;
do {
struct task_struct *p;
struct list_head *_p;
int ret;
list_for_each(_p,&tsk->children) {
p = list_entry(_p, struct task_struct, sibling);
list_for_each_entry(p, &tsk->children, sibling) {
ret = eligible_child(pid, options, p);
if (!ret)
continue;
@ -1605,9 +1599,8 @@ check_continued:
}
}
if (!flag) {
list_for_each(_p, &tsk->ptrace_children) {
p = list_entry(_p, struct task_struct,
ptrace_list);
list_for_each_entry(p, &tsk->ptrace_children,
ptrace_list) {
if (!eligible_child(pid, options, p))
continue;
flag = 1;