Implement LTTng timestamping for sparc64 Signed-off-by: Mathieu Desnoyers CC: David Miller CC: linux-arch@vger.kernel.org --- arch/sparc/include/asm/ltt.h | 35 +++++++++++++++++++++++++++++++++++ arch/sparc64/Kconfig | 1 + 2 files changed, 36 insertions(+) Index: linux-2.6-lttng/arch/sparc/include/asm/ltt.h =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ linux-2.6-lttng/arch/sparc/include/asm/ltt.h 2008-10-16 19:04:23.000000000 -0400 @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2008, Mathieu Desnoyers + * + * SPARC64 definitions for tracing system + */ + +#ifndef _ASM_SPARC_LTT_H +#define _ASM_SPARC_LTT_H + +#include + +static inline u32 ltt_get_timestamp32(void) +{ + return get_cycles(); +} + +static inline u64 ltt_get_timestamp64(void) +{ + return get_cycles(); +} + +static inline void ltt_add_timestamp(unsigned long ticks) +{ } + +static inline unsigned int ltt_frequency(void) +{ + return CLOCK_TICK_RATE; +} + +static inline u32 ltt_freq_scale(void) +{ + return 1; +} + +#endif /* _ASM_SPARC_LTT_H */ Index: linux-2.6-lttng/arch/sparc64/Kconfig =================================================================== --- linux-2.6-lttng.orig/arch/sparc64/Kconfig 2008-10-16 18:57:15.000000000 -0400 +++ linux-2.6-lttng/arch/sparc64/Kconfig 2008-10-16 19:02:55.000000000 -0400 @@ -19,6 +19,7 @@ config SPARC64 select HAVE_ARCH_KGDB select USE_GENERIC_SMP_HELPERS if SMP select HAVE_ARCH_TRACEHOOK + select HAVE_LTT_CLOCK config GENERIC_TIME bool -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/