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authorSteven Rostedt <srostedt@redhat.com>2008-05-12 21:20:41 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-23 20:31:05 +0200
commit7c731e0a495e25e79dc1e9e68772a67a55721a65 (patch)
tree6d61a9a01708a8174d2b0badaee8df1153449be8
parentbd3bff9e20f454b242d979ec2f9a4dca0d5fa06f (diff)
ftrace: make the task state char-string visible to all
The tracer wants to be able to convert the state number into a user visible character. This patch pulls that conversion string out the scheduler into the header. This way if it were to ever change, other parts of the kernel will know. Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--include/linux/sched.h2
-rw-r--r--kernel/sched.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 717cab8a0c8..6e26f1fdbfe 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2237,6 +2237,8 @@ static inline void mm_init_owner(struct mm_struct *mm, struct task_struct *p)
}
#endif /* CONFIG_MM_OWNER */
+#define TASK_STATE_TO_CHAR_STR "RSDTtZX"
+
#endif /* __KERNEL__ */
#endif
diff --git a/kernel/sched.c b/kernel/sched.c
index 463dcdb36ef..73e60085236 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5729,7 +5729,7 @@ out_unlock:
return retval;
}
-static const char stat_nam[] = "RSDTtZX";
+static const char stat_nam[] = TASK_STATE_TO_CHAR_STR;
void sched_show_task(struct task_struct *p)
{