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[PATCH] sched: cleanup task_activated()

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The activated flag in task_struct is used to track different sleep types and
its usage is somewhat obfuscated.  Convert the variable to an enum with more
descriptive names without altering the function.

Signed-off-by: Con Kolivas <kernel@kolivas.org>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Con Kolivas
2006-03-31 02:31:23 -08:00
committed by Linus Torvalds
parent db1b1fefc2
commit 3dee386e14
2 changed files with 23 additions and 10 deletions
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9
include/linux/sched.h
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@ -684,6 +684,13 @@ static inline void prefetch_stack(struct task_struct *t) { }
struct audit_context; /* See audit.c */
struct mempolicy;
enum sleep_type {
SLEEP_NORMAL,
SLEEP_NONINTERACTIVE,
SLEEP_INTERACTIVE,
SLEEP_INTERRUPTED,
};
struct task_struct {
volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */
struct thread_info *thread_info;
@ -706,7 +713,7 @@ struct task_struct {
unsigned long sleep_avg;
unsigned long long timestamp, last_ran;
unsigned long long sched_time; /* sched_clock time spent running */
int activated;
enum sleep_type sleep_type;
unsigned long policy;
cpumask_t cpus_allowed;