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# sysinfo ____________________________________________________
#
# long sys_sysinfo(struct sysinfo __user *info)
# long compat_sys_sysinfo(struct compat_sysinfo __user *info)
@define _SYSCALL_SYSINFO_NAME
%(
name = "sysinfo"
%)
@define _SYSCALL_SYSINFO_ARGSTR
%(
argstr = sprintf("%s", info_str)
%)
probe syscall.sysinfo = dw_syscall.sysinfo !, nd_syscall.sysinfo ? {}
probe syscall.sysinfo.return = dw_syscall.sysinfo.return !, nd_syscall.sysinfo.return ? {}
# dw_sysinfo _____________________________________________________
probe dw_syscall.sysinfo = kernel.function("compat_sys_sysinfo").call ?,
kernel.function("sys_sysinfo").call
{
@_SYSCALL_SYSINFO_NAME
info_uaddr = $info
info_str = _struct_sysinfo_u(info_uaddr)
@_SYSCALL_SYSINFO_ARGSTR
}
probe dw_syscall.sysinfo.return = kernel.function("compat_sys_sysinfo").return ?,
kernel.function("sys_sysinfo").return
{
@_SYSCALL_SYSINFO_NAME
retstr = return_str(1, $return)
}
# nd_sysinfo _____________________________________________________
probe nd_syscall.sysinfo = kprobe.function("compat_sys_sysinfo") ?,
kprobe.function("sys_sysinfo") ?
{
@_SYSCALL_SYSINFO_NAME
asmlinkage()
info_uaddr = pointer_arg(1)
info_str = _struct_sysinfo_u(info_uaddr)
@_SYSCALL_SYSINFO_ARGSTR
}
probe nd_syscall.sysinfo.return = kprobe.function("compat_sys_sysinfo").return ?,
kprobe.function("sys_sysinfo").return ?
{
@_SYSCALL_SYSINFO_NAME
retstr = returnstr(1)
}