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 <[email protected]>
--
diff --git a/kernel/exit.c b/kernel/exit.c
index ca6a11b..ac84684 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -680,8 +680,7 @@ 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);
@@ -699,9 +698,8 @@ 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;
@@ -729,8 +727,7 @@ 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) {
choose_new_parent(p, reaper);
reparent_thread(p, father, 1);
}
@@ -1502,12 +1499,9 @@ 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;
@@ -1589,9 +1583,8 @@ 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;
--
Matthias Kaehlcke
Linux Application Developer
Barcelona
If liberty means anything at all, it means the
right to tell people what they do not want to hear
(George Orwell)
.''`.
using free software / Debian GNU/Linux | http://debian.org : :' :
`. `'`
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