1*de5012b4SIlya Leoshkevich /* SPDX-License-Identifier: GPL-2.0 */ 2*de5012b4SIlya Leoshkevich #ifndef DIV_ROUND_UP 3*de5012b4SIlya Leoshkevich #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) 4*de5012b4SIlya Leoshkevich #endif 5*de5012b4SIlya Leoshkevich 6*de5012b4SIlya Leoshkevich #define SIZEOF_MCOUNT_LOC_ENTRY 8 7*de5012b4SIlya Leoshkevich #define SIZEOF_FTRACE_HOTPATCH_TRAMPOLINE 24 8*de5012b4SIlya Leoshkevich #define FTRACE_HOTPATCH_TRAMPOLINES_SIZE(n) \ 9*de5012b4SIlya Leoshkevich DIV_ROUND_UP(SIZEOF_FTRACE_HOTPATCH_TRAMPOLINE * (n), \ 10*de5012b4SIlya Leoshkevich SIZEOF_MCOUNT_LOC_ENTRY) 11*de5012b4SIlya Leoshkevich 12*de5012b4SIlya Leoshkevich #ifdef CONFIG_FUNCTION_TRACER 13*de5012b4SIlya Leoshkevich #define FTRACE_HOTPATCH_TRAMPOLINES_TEXT \ 14*de5012b4SIlya Leoshkevich . = ALIGN(8); \ 15*de5012b4SIlya Leoshkevich __ftrace_hotpatch_trampolines_start = .; \ 16*de5012b4SIlya Leoshkevich . = . + FTRACE_HOTPATCH_TRAMPOLINES_SIZE(__stop_mcount_loc - \ 17*de5012b4SIlya Leoshkevich __start_mcount_loc); \ 18*de5012b4SIlya Leoshkevich __ftrace_hotpatch_trampolines_end = .; 19*de5012b4SIlya Leoshkevich #else 20*de5012b4SIlya Leoshkevich #define FTRACE_HOTPATCH_TRAMPOLINES_TEXT 21*de5012b4SIlya Leoshkevich #endif 22