[PATCH] BLOCK: Remove duplicate declaration of exit_io_context() [try #6]

[karo-tx-linux.git] / kernel / sched.c

diff --git a/kernel/sched.c b/kernel/sched.c
index e1646b044b69470c089a318765cd87e22a60caee..74f169ac0773cd2ac3eeac0bfbb3c3a631d70c65 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1755,27 +1755,27 @@ static inline void finish_task_switch(struct rq *rq, struct task_struct *prev)
        __releases(rq->lock)
 {
        struct mm_struct *mm = rq->prev_mm;
-       unsigned long prev_task_flags;
+       long prev_state;
 
        rq->prev_mm = NULL;
 
        /*
         * A task struct has one reference for the use as "current".
-        * If a task dies, then it sets EXIT_ZOMBIE in tsk->exit_state and
-        * calls schedule one last time. The schedule call will never return,
-        * and the scheduled task must drop that reference.
-        * The test for EXIT_ZOMBIE must occur while the runqueue locks are
+        * If a task dies, then it sets TASK_DEAD in tsk->state and calls
+        * schedule one last time. The schedule call will never return, and
+        * the scheduled task must drop that reference.
+        * The test for TASK_DEAD must occur while the runqueue locks are
         * still held, otherwise prev could be scheduled on another cpu, die
         * there before we look at prev->state, and then the reference would
         * be dropped twice.
         *              Manfred Spraul <manfred@colorfullife.com>
         */
-       prev_task_flags = prev->flags;
+       prev_state = prev->state;
        finish_arch_switch(prev);
        finish_lock_switch(rq, prev);
        if (mm)
                mmdrop(mm);
-       if (unlikely(prev_task_flags & PF_DEAD)) {
+       if (unlikely(prev_state == TASK_DEAD)) {
                /*
                 * Remove function-return probe instances associated with this
                 * task and put them back on the free list.
@@ -5153,7 +5153,7 @@ static void migrate_dead(unsigned int dead_cpu, struct task_struct *p)
        BUG_ON(p->exit_state != EXIT_ZOMBIE && p->exit_state != EXIT_DEAD);
 
        /* Cannot have done final schedule yet: would have vanished. */
-       BUG_ON(p->flags & PF_DEAD);
+       BUG_ON(p->state == TASK_DEAD);
 
        get_task_struct(p);