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Subject[patch 05/17] MIPS : export hpt frequency for get_cycles
get_cycles_rate() needs to export the hpt frequency to modules (e.g. LTTng).

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
CC: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/include/asm/timex.h | 2 ++
arch/mips/kernel/time.c | 1 +
2 files changed, 3 insertions(+)
Index: linux.trees.git/arch/mips/include/asm/timex.h
===================================================================
--- linux.trees.git.orig/arch/mips/include/asm/timex.h 2008-11-12 18:15:48.000000000 -0500
+++ linux.trees.git/arch/mips/include/asm/timex.h 2008-11-26 06:49:19.000000000 -0500
@@ -20,6 +20,8 @@
*/
#define CLOCK_TICK_RATE 1193182

+extern unsigned int mips_hpt_frequency;
+
/*
* Standard way to access the cycle counter.
* Currently only used on SMP for scheduling.
Index: linux.trees.git/arch/mips/kernel/time.c
===================================================================
--- linux.trees.git.orig/arch/mips/kernel/time.c 2008-11-12 18:15:47.000000000 -0500
+++ linux.trees.git/arch/mips/kernel/time.c 2008-11-26 06:49:19.000000000 -0500
@@ -70,6 +70,7 @@ EXPORT_SYMBOL(perf_irq);
*/

unsigned int mips_hpt_frequency;
+EXPORT_SYMBOL(mips_hpt_frequency);

void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock)
{
--
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68


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