| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #undef TRACE_SYSTEM |
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| 3 | #define TRACE_SYSTEM raw_syscalls |
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| 4 | #undef TRACE_INCLUDE_FILE |
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| 5 | #define TRACE_INCLUDE_FILE syscalls |
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| 6 | |
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| 7 | #if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) |
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| 8 | #define _TRACE_EVENTS_SYSCALLS_H |
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| 9 | |
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| 10 | #include <linux/tracepoint.h> |
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| 11 | |
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| 12 | #include <asm/ptrace.h> |
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| 13 | #include <asm/syscall.h> |
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| 14 | |
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| 15 | |
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| 16 | #ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS |
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| 17 | |
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| 18 | TRACE_EVENT_FN(sys_enter, |
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| 19 | |
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| 20 | TP_PROTO(struct pt_regs *regs, long id), |
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| 21 | |
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| 22 | TP_ARGS(regs, id), |
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| 23 | |
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| 24 | TP_STRUCT__entry( |
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| 25 | __field( long, id ) |
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| 26 | __array( unsigned long, args, 6 ) |
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| 27 | ), |
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| 28 | |
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| 29 | TP_fast_assign( |
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| 30 | __entry->id = id; |
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| 31 | syscall_get_arguments(current, regs, __entry->args); |
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| 32 | ), |
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| 33 | |
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| 34 | TP_printk("NR %ld (%lx, %lx, %lx, %lx, %lx, %lx)" , |
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| 35 | __entry->id, |
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| 36 | __entry->args[0], __entry->args[1], __entry->args[2], |
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| 37 | __entry->args[3], __entry->args[4], __entry->args[5]), |
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| 38 | |
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| 39 | syscall_regfunc, syscall_unregfunc |
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| 40 | ); |
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| 41 | |
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| 42 | TRACE_EVENT_FLAGS(sys_enter, TRACE_EVENT_FL_CAP_ANY) |
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| 43 | |
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| 44 | TRACE_EVENT_FN(sys_exit, |
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| 45 | |
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| 46 | TP_PROTO(struct pt_regs *regs, long ret), |
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| 47 | |
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| 48 | TP_ARGS(regs, ret), |
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| 49 | |
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| 50 | TP_STRUCT__entry( |
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| 51 | __field( long, id ) |
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| 52 | __field( long, ret ) |
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| 53 | ), |
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| 54 | |
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| 55 | TP_fast_assign( |
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| 56 | __entry->id = syscall_get_nr(current, regs); |
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| 57 | __entry->ret = ret; |
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| 58 | ), |
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| 59 | |
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| 60 | TP_printk("NR %ld = %ld" , |
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| 61 | __entry->id, __entry->ret), |
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| 62 | |
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| 63 | syscall_regfunc, syscall_unregfunc |
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| 64 | ); |
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| 65 | |
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| 66 | TRACE_EVENT_FLAGS(sys_exit, TRACE_EVENT_FL_CAP_ANY) |
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| 67 | |
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| 68 | #endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */ |
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| 69 | |
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| 70 | #endif /* _TRACE_EVENTS_SYSCALLS_H */ |
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| 71 | |
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| 72 | /* This part must be outside protection */ |
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| 73 | #include <trace/define_trace.h> |
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| 74 | |
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| 75 | |
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