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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef DIV_ROUND_UP
- #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
- #endif
- #define SIZEOF_MCOUNT_LOC_ENTRY 8
- #define SIZEOF_FTRACE_HOTPATCH_TRAMPOLINE 24
- #define FTRACE_HOTPATCH_TRAMPOLINES_SIZE(n) \
- DIV_ROUND_UP(SIZEOF_FTRACE_HOTPATCH_TRAMPOLINE * (n), \
- SIZEOF_MCOUNT_LOC_ENTRY)
- #ifdef CONFIG_FUNCTION_TRACER
- #define FTRACE_HOTPATCH_TRAMPOLINES_TEXT \
- . = ALIGN(8); \
- __ftrace_hotpatch_trampolines_start = .; \
- . = . + FTRACE_HOTPATCH_TRAMPOLINES_SIZE(__stop_mcount_loc - \
- __start_mcount_loc); \
- __ftrace_hotpatch_trampolines_end = .;
- #else
- #define FTRACE_HOTPATCH_TRAMPOLINES_TEXT
- #endif
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