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# vfork _______________________________________________________
#
# SYSCALL_DEFINE0(vfork)
#
@define _SYSCALL_VFORK_NAME
%(
name = "vfork"
%)
@define _SYSCALL_VFORK_ARGSTR
%(
argstr = ""
%)
probe syscall.vfork = dw_syscall.vfork !, nd_syscall.vfork ? {}
probe syscall.vfork.return = dw_syscall.vfork.return !,
nd_syscall.vfork.return ? {}
# dw_vfork _____________________________________________________
probe dw_syscall.vfork = kernel.function("sys_vfork").call ?
{
@_SYSCALL_VFORK_NAME
@_SYSCALL_VFORK_ARGSTR
}
probe dw_syscall.vfork.return = kernel.function("sys_vfork").return ?
{
@_SYSCALL_VFORK_NAME
retstr = return_str(1, $return)
}
# nd_vfork _____________________________________________________
probe nd_syscall.vfork = kprobe.function("sys_vfork").call ?
{
@_SYSCALL_VFORK_NAME
@_SYSCALL_VFORK_ARGSTR
}
probe nd_syscall.vfork.return = kprobe.function("sys_vfork").return ?
{
@_SYSCALL_VFORK_NAME
retstr = returnstr(1)
}