1 #ifndef _ASM_GENERIC_TRACE_CLOCK_H 2 #define _ASM_GENERIC_TRACE_CLOCK_H 3 /* 4 * Arch-specific trace clocks. 5 */ 6 7 /* 8 * Additional trace clocks added to the trace_clocks 9 * array in kernel/trace/trace.c 10 * None if the architecture has not defined it. 11 */ 12 #ifndef ARCH_TRACE_CLOCKS 13 # define ARCH_TRACE_CLOCKS 14 #endif 15 16 #endif /* _ASM_GENERIC_TRACE_CLOCK_H */ 17