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-rw-r--r--include/linux/sched/ext.h17
1 files changed, 10 insertions, 7 deletions
diff --git a/include/linux/sched/ext.h b/include/linux/sched/ext.h
index adb9a4de068a..2129e18ada58 100644
--- a/include/linux/sched/ext.h
+++ b/include/linux/sched/ext.h
@@ -101,24 +101,27 @@ enum scx_ent_flags {
SCX_TASK_DEQD_FOR_SLEEP = 1 << 3, /* last dequeue was for SLEEP */
SCX_TASK_SUB_INIT = 1 << 4, /* task being initialized for a sub sched */
SCX_TASK_IMMED = 1 << 5, /* task is on local DSQ with %SCX_ENQ_IMMED */
- SCX_TASK_OFF_TASKS = 1 << 6, /* removed from scx_tasks by sched_ext_dead() */
/*
- * Bits 8 and 9 are used to carry task state:
+ * Bits 8 to 10 are used to carry task state:
*
* NONE ops.init_task() not called yet
+ * INIT_BEGIN ops.init_task() in flight; see sched_ext_dead()
* INIT ops.init_task() succeeded, but task can be cancelled
* READY fully initialized, but not in sched_ext
* ENABLED fully initialized and in sched_ext
+ * DEAD terminal state set by sched_ext_dead()
*/
- SCX_TASK_STATE_SHIFT = 8, /* bits 8 and 9 are used to carry task state */
- SCX_TASK_STATE_BITS = 2,
+ SCX_TASK_STATE_SHIFT = 8,
+ SCX_TASK_STATE_BITS = 3,
SCX_TASK_STATE_MASK = ((1 << SCX_TASK_STATE_BITS) - 1) << SCX_TASK_STATE_SHIFT,
SCX_TASK_NONE = 0 << SCX_TASK_STATE_SHIFT,
- SCX_TASK_INIT = 1 << SCX_TASK_STATE_SHIFT,
- SCX_TASK_READY = 2 << SCX_TASK_STATE_SHIFT,
- SCX_TASK_ENABLED = 3 << SCX_TASK_STATE_SHIFT,
+ SCX_TASK_INIT_BEGIN = 1 << SCX_TASK_STATE_SHIFT,
+ SCX_TASK_INIT = 2 << SCX_TASK_STATE_SHIFT,
+ SCX_TASK_READY = 3 << SCX_TASK_STATE_SHIFT,
+ SCX_TASK_ENABLED = 4 << SCX_TASK_STATE_SHIFT,
+ SCX_TASK_DEAD = 5 << SCX_TASK_STATE_SHIFT,
/*
* Bits 12 and 13 are used to carry reenqueue reason. In addition to