^^&&^^

Edit File: sysc_sys32_sigreturn.stp

# sys32_sigreturn ________________________________________
#
# long sys32_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
#			struct pt_regs *regs)
#

@define _SYSCALL_SYS32_SIGRETURN_NAME
%(
	name = "sys32_sigreturn"
%)

@define _SYSCALL_SYS32_SIGRETURN_ARGSTR
%(
	argstr = sprintf("%p, %p, %p, %p, %p, %p",
                         r3, r4, r5, r6, r7, r8)
%)

probe syscall.sys32_sigreturn = dw_syscall.sys32_sigreturn !,
                                nd_syscall.sys32_sigreturn ? {}
probe syscall.sys32_sigreturn.return = dw_syscall.sys32_sigreturn.return !,
                                       nd_syscall.sys32_sigreturn.return ? {}

# dw_sys32_sigreturn _____________________________________________________

probe dw_syscall.sys32_sigreturn = kernel.function("sys32_sigreturn") ?
{
	@_SYSCALL_SYS32_SIGRETURN_NAME
	r3 = $r3
	r4 = $r4
	r5 = $r5
	r6 = $r6
	r7 = $r7
	r8 = $r8
	@_SYSCALL_SYS32_SIGRETURN_ARGSTR
}
probe dw_syscall.sys32_sigreturn.return = kernel.function("sys32_sigreturn").return ?
{
	@_SYSCALL_SYS32_SIGRETURN_NAME
	@SYSC_RETVALSTR($return)
}

# nd_sys32_sigreturn _____________________________________________________

probe nd_syscall.sys32_sigreturn = kprobe.function("sys32_sigreturn") ?
{
	@_SYSCALL_SYS32_SIGRETURN_NAME
	asmlinkage()
	r3 = int_arg(1)
	r4 = int_arg(2)
	r5 = int_arg(3)
	r6 = int_arg(4)
	r7 = int_arg(5)
	r8 = int_arg(6)
	@_SYSCALL_SYS32_SIGRETURN_ARGSTR
}
probe nd_syscall.sys32_sigreturn.return = kprobe.function("sys32_sigreturn").return ?
{
	@_SYSCALL_SYS32_SIGRETURN_NAME
	@SYSC_RETVALSTR(returnval())
}