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-rw-r--r--include/linux/sched.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 457c8a058b77..78b606c9ab38 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1630,6 +1630,14 @@ static inline unsigned int __task_state_index(unsigned int tsk_state,
if (tsk_state == TASK_IDLE)
state = TASK_REPORT_IDLE;
+ /*
+ * We're lying here, but rather than expose a completely new task state
+ * to userspace, we can make this appear as if the task has gone through
+ * a regular rt_mutex_lock() call.
+ */
+ if (tsk_state == TASK_RTLOCK_WAIT)
+ state = TASK_UNINTERRUPTIBLE;
+
return fls(state);
}