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48 lines
1.1 KiB
48 lines
1.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __ASM_SH_FTRACE_H |
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#define __ASM_SH_FTRACE_H |
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#ifdef CONFIG_FUNCTION_TRACER |
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#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ |
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#define FTRACE_SYSCALL_MAX NR_syscalls |
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#ifndef __ASSEMBLY__ |
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extern void mcount(void); |
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#define MCOUNT_ADDR ((unsigned long)(mcount)) |
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#ifdef CONFIG_DYNAMIC_FTRACE |
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#define CALL_ADDR ((long)(ftrace_call)) |
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#define STUB_ADDR ((long)(ftrace_stub)) |
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#define GRAPH_ADDR ((long)(ftrace_graph_call)) |
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#define CALLER_ADDR ((long)(ftrace_caller)) |
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#define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALL_ADDR) - 4) |
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#define GRAPH_INSN_OFFSET ((CALLER_ADDR - GRAPH_ADDR) - 4) |
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struct dyn_arch_ftrace { |
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/* No extra data needed on sh */ |
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}; |
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#endif /* CONFIG_DYNAMIC_FTRACE */ |
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static inline unsigned long ftrace_call_adjust(unsigned long addr) |
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{ |
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/* 'addr' is the memory table address. */ |
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return addr; |
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} |
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#endif /* __ASSEMBLY__ */ |
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#endif /* CONFIG_FUNCTION_TRACER */ |
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#ifndef __ASSEMBLY__ |
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/* arch/sh/kernel/return_address.c */ |
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extern void *return_address(unsigned int); |
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#define ftrace_return_address(n) return_address(n) |
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#endif /* __ASSEMBLY__ */ |
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#endif /* __ASM_SH_FTRACE_H */
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