49 строки
1.1 KiB
C
49 строки
1.1 KiB
C
/* 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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