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-rw-r--r--include/asm-arm/system.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index 5621d61..0497171 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -172,6 +172,16 @@ do { \
} while (0)
/*
+ * On SMP systems, when the scheduler does migration-cost autodetection,
+ * it needs a way to flush as much of the CPU's caches as possible.
+ *
+ * TODO: fill this in!
+ */
+static inline void sched_cacheflush(void)
+{
+}
+
+/*
* CPU interrupt mask handling.
*/
#if __LINUX_ARM_ARCH__ >= 6
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