diff options
| author | Oleg Nesterov <oleg@tv-sign.ru> | 2006-03-28 16:11:05 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-28 18:36:41 -0800 |
| commit | 9b678ece42893b53aae5ed7cb8d7cb261cacb72c (patch) | |
| tree | 2fc3cdcdc2940127885219b8d4142f8317b46bbd /kernel/ptrace.c | |
| parent | 8fafabd86f1b75ed3cc6a6ffbe6c3e53e3d8457d (diff) | |
| download | lwn-9b678ece42893b53aae5ed7cb8d7cb261cacb72c.tar.gz lwn-9b678ece42893b53aae5ed7cb8d7cb261cacb72c.zip | |
[PATCH] don't use REMOVE_LINKS/SET_LINKS for reparenting
There are places where kernel uses REMOVE_LINKS/SET_LINKS while changing
process's ->parent. Use add_parent/remove_parent instead, they don't abuse
of global process list.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/ptrace.c')
| -rw-r--r-- | kernel/ptrace.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index d95a72c9279d..86a7f6c60cb2 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -35,9 +35,9 @@ void __ptrace_link(task_t *child, task_t *new_parent) if (child->parent == new_parent) return; list_add(&child->ptrace_list, &child->parent->ptrace_children); - REMOVE_LINKS(child); + remove_parent(child); child->parent = new_parent; - SET_LINKS(child); + add_parent(child); } /* @@ -77,9 +77,9 @@ void __ptrace_unlink(task_t *child) child->ptrace = 0; if (!list_empty(&child->ptrace_list)) { list_del_init(&child->ptrace_list); - REMOVE_LINKS(child); + remove_parent(child); child->parent = child->real_parent; - SET_LINKS(child); + add_parent(child); } ptrace_untrace(child); |