sched: make clock sync tunable by architecture code

make time_sync_thresh tunable to architecture code. Signed-off-by: Ingo Molnar <mingo@elte.hu>
git-mirror · May 5, 2008 · 690229a · 690229a
1 parent d7dcdc1
commit 690229a
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/include/linux/sched.h b/include/linux/sched.h
@@ -158,6 +158,8 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
 }
 #endif
 
+extern unsigned long long time_sync_thresh;
+
 /*
  * Task state bitmask. NOTE! These bits are also
  * encoded in fs/proc/array.c: get_task_state().

diff --git a/kernel/sched.c b/kernel/sched.c
@@ -899,7 +899,7 @@ static inline u64 global_rt_runtime(void)
 	return (u64)sysctl_sched_rt_runtime * NSEC_PER_USEC;
 }
 
-static const unsigned long long time_sync_thresh = 100000;
+unsigned long long time_sync_thresh = 100000;
 
 static DEFINE_PER_CPU(unsigned long long, time_offset);
 static DEFINE_PER_CPU(unsigned long long, prev_cpu_time);
-Original file line number
+Diff line change
@@ Expand Up @@
     }
     #endif
+    extern unsigned long long time_sync_thresh;
     /*
      * Task state bitmask. NOTE! These bits are also
      * encoded in fs/proc/array.c: get_task_state().
@@ Expand Down @@