Messages in this thread Patch in this message | | | Date | Wed, 26 Nov 2008 07:42:51 -0500 | From | Mathieu Desnoyers <> | 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
| |