1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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2 | #ifndef _ASM_X86_TRACE_CLOCK_H |
3 | #define _ASM_X86_TRACE_CLOCK_H |
4 | |
5 | #include <linux/compiler.h> |
6 | #include <linux/types.h> |
7 | |
8 | #ifdef CONFIG_X86_TSC |
9 | |
10 | extern u64 notrace trace_clock_x86_tsc(void); |
11 | |
12 | # define ARCH_TRACE_CLOCKS \ |
13 | { trace_clock_x86_tsc, "x86-tsc", .in_ns = 0 }, |
14 | |
15 | #else /* !CONFIG_X86_TSC */ |
16 | |
17 | #define ARCH_TRACE_CLOCKS |
18 | |
19 | #endif |
20 | |
21 | #endif /* _ASM_X86_TRACE_CLOCK_H */ |
22 |