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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-12-01 14:39:51 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-12-01 14:39:51 +0100
commit4e28ec3d5fe0b994fe87b2406d75d9c351ef4940 (patch)
treeaf6fbb01ca736ff7e9f57bed685508bd74fc7cac /include/linux/sched.h
parenta2c1bc645e87346150516b3abf1933ed29d0f48b (diff)
parent6af33995318fdfb4914fb1c5e67450fdb3d32084 (diff)
downloadop-kernel-dev-4e28ec3d5fe0b994fe87b2406d75d9c351ef4940.zip
op-kernel-dev-4e28ec3d5fe0b994fe87b2406d75d9c351ef4940.tar.gz
Merge back earlier cpuidle material for v4.10.
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e9c009d..a3d338e 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2254,6 +2254,7 @@ extern void thread_group_cputime_adjusted(struct task_struct *p, cputime_t *ut,
/*
* Per process flags
*/
+#define PF_IDLE 0x00000002 /* I am an IDLE thread */
#define PF_EXITING 0x00000004 /* getting shut down */
#define PF_EXITPIDONE 0x00000008 /* pi exit done on shut down */
#define PF_VCPU 0x00000010 /* I'm a virtual CPU */
@@ -2611,7 +2612,7 @@ extern struct task_struct *idle_task(int cpu);
*/
static inline bool is_idle_task(const struct task_struct *p)
{
- return p->pid == 0;
+ return !!(p->flags & PF_IDLE);
}
extern struct task_struct *curr_task(int cpu);
extern void ia64_set_curr_task(int cpu, struct task_struct *p);
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