[PATCH] Reinstate const in next_thread()

Before commit 47e65328a7, next_thread() took
a const task_t.  Reinstate the const qualifier, getting the next thread
never changes the current thread.

Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Keith Owens 2006-04-10 22:54:07 -07:00 committed by Linus Torvalds
parent 49b6e2ad00
commit a9cdf410ca
1 changed files with 1 additions and 1 deletions

View File

@ -1206,7 +1206,7 @@ extern void wait_task_inactive(task_t * p);
/* de_thread depends on thread_group_leader not being a pid based check */
#define thread_group_leader(p) (p == p->group_leader)
static inline task_t *next_thread(task_t *p)
static inline task_t *next_thread(const task_t *p)
{
return list_entry(rcu_dereference(p->thread_group.next),
task_t, thread_group);