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ARM: make sched_clock just call a function pointer

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This converts sched_clock to simply a call to a function pointer in order
to allow overriding it. This will allow for use with 64-bit counters where
overflow handling is not needed.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Rob Herring
2013-04-01 13:53:38 -05:00
parent c115739da8
commit 7e48c0b9d9
2 changed files with 10 additions and 1 deletions
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2
arch/arm/include/asm/sched_clock.h
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@@ -11,4 +11,6 @@
extern void sched_clock_postinit(void);
extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate);
extern unsigned long long (*sched_clock_func)(void);
#endif