1#@!#!123s

: / usr / share / systemtap / tapset / linux / s390 /
Filename : sysc_sysctl32.stp
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# sysctl _____________________________________________________
#
# long sys32_sysctl(struct __sysctl_args32 __user *args)
#

@define _SYSCALL_SYSCTL32_NAME
%(
	name = "sysctl"
%)

@define _SYSCALL_SYSCTL32_ARGSTR
%(
	argstr = sprintf("%p", args)
%)

probe syscall.sysctl32 = dw_syscall.sysctl32 !, nd_syscall.sysctl32 ? {}
probe syscall.sysctl32.return = dw_syscall.sysctl32.return !,
                                nd_syscall.sysctl32.return ? {}

# dw_sysctl32 _____________________________________________________

probe dw_syscall.sysctl32 = kernel.function("sys32_sysctl") ?
{
	@_SYSCALL_SYSCTL32_NAME
	args = $args
	@_SYSCALL_SYSCTL32_ARGSTR
}
probe dw_syscall.sysctl32.return = kernel.function("sys32_sysctl").return ?
{
	@_SYSCALL_SYSCTL32_NAME
	@SYSC_RETVALSTR($return)
}

# nd_sysctl32 _____________________________________________________

probe nd_syscall.sysctl32 = kprobe.function("sys32_sysctl") ?
{
	@_SYSCALL_SYSCTL32_NAME
	asmlinkage()
	args = pointer_arg(1)
	@_SYSCALL_SYSCTL32_ARGSTR
}
probe nd_syscall.sysctl32.return = kprobe.function("sys32_sysctl").return ?
{
	@_SYSCALL_SYSCTL32_NAME
	@SYSC_RETVALSTR(returnval())
}