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qemu/include/user/syscall-trace.h

43 lines
1.3 KiB
C

/*
* Common System Call Tracing Wrappers for *-user
*
* Copyright (c) 2019 Linaro
* Written by Alex Bennée <alex.bennee@linaro.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef SYSCALL_TRACE_H
#define SYSCALL_TRACE_H
#include "trace/trace-root.h"
/*
* These helpers just provide a common place for the various
* subsystems that want to track syscalls to put their hooks in. We
* could potentially unify the -strace code here as well.
*/
static inline void record_syscall_start(void *cpu, int num,
abi_long arg1, abi_long arg2,
abi_long arg3, abi_long arg4,
abi_long arg5, abi_long arg6,
abi_long arg7, abi_long arg8)
{
trace_guest_user_syscall(cpu, num,
arg1, arg2, arg3, arg4,
arg5, arg6, arg7, arg8);
qemu_plugin_vcpu_syscall(cpu, num,
arg1, arg2, arg3, arg4,
arg5, arg6, arg7, arg8);
}
static inline void record_syscall_return(void *cpu, int num, abi_long ret)
{
trace_guest_user_syscall_ret(cpu, num, ret);
qemu_plugin_vcpu_syscall_ret(cpu, num, ret);
}
#endif /* SYSCALL_TRACE_H */