Commit ddb8ca47 authored Nov 16, 2017 by Puja Gupta

sched: Fix possible overflow in cpu_cycles_to_freq()



Truncating period to u32 could lead to incorrect results. Make it u64
instead.

Change-Id: I5224a943e64bc6d64b6c8e614a01f798a6cdc796
Signed-off-by: Puja Gupta <pujag@codeaurora.org>

parent 87b21110

kernel/sched/walt.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -219,7 +219,7 @@ static inline unsigned int max_task_load(void)
		return sched_ravg_window;
		}

		static inline u32 cpu_cycles_to_freq(u64 cycles, u32 period)
		static inline u32 cpu_cycles_to_freq(u64 cycles, u64 period)
		{
		return div64_u64(cycles, period);
		}