FM / x86

/usr/share/systemtap/tapset/linux/x86_64/

/usr/share/systemtap/tapset/linux/x86_64

Name	Size	Mode	Actions
aux_syscalls.stp	3665	0644	edit dl rm
syscall_num.stp	65658	0644	edit dl rm
sysc_arch_prctl.stp	3594	0644	edit dl rm
sysc_compat_execve.stp	1631	0644	edit dl rm
sysc_compat_fadvise64.stp	8099	0644	edit dl rm
sysc_compat_fallocate.stp	4159	0644	edit dl rm
sysc_compat_ftruncate64.stp	3755	0644	edit dl rm
sysc_compat_lookup_dcookie.stp	4272	0644	edit dl rm
sysc_compat_readahead.stp	3692	0644	edit dl rm
sysc_compat_truncate64.stp	4085	0644	edit dl rm
sysc_execve.stp	1655	0644	edit dl rm
sysc_get_thread_area.stp	3555	0644	edit dl rm
sysc_iopl.stp	2571	0644	edit dl rm
sysc_mmap.stp	4136	0644	edit dl rm
sysc_mmap2.stp	2683	0644	edit dl rm
sysc_pipe32.stp	1572	0644	edit dl rm
sysc_set_thread_area.stp	3499	0644	edit dl rm
sysc_sigaltstack.stp	2296	0644	edit dl rm
sysc_sysctl32.stp	1143	0644	edit dl rm
sysc_vm86_warning.stp	1200	0644	edit dl rm

Edit: /usr/share/systemtap/tapset/linux/x86_64/sysc_pipe32.stp (1572B)

# pipe _______________________________________________________
#
# long sys32_pipe(int __user *fd)
# Not available in newer kernels.

@define _SYSCALL_PIPE32_NAME
%(
	name = "pipe"
%)

probe syscall.pipe32 = dw_syscall.pipe32 !, nd_syscall.pipe32 ? {}
probe syscall.pipe32.return = dw_syscall.pipe32.return !, nd_syscall.pipe32.return ? {}

# dw_pipe32 _____________________________________________________

probe dw_syscall.pipe32 = kernel.function("sys32_pipe")?
{
	@_SYSCALL_PIPE32_NAME
	flags = 0;
	flag_str = ""
	if (@defined($fd)) {
		fildes_uaddr = $fd
		if (fildes_uaddr == 0) {
			pipe0 = 0;
			pipe1 = 0;
			argstr = "NULL"
		} else {
			pipe0 = user_int(&$fd[0]);
			pipe1 = user_int(&$fd[1]);
			argstr = sprintf("[%d, %d]", pipe0, pipe1);
		}
	} else {
		fildes_uaddr = 0;
		pipe0 = 0;
		pipe1 = 0;
		argstr = "[0, 0]";
	}
}
probe dw_syscall.pipe32.return = kernel.function("sys32_pipe").return?
{
	@_SYSCALL_PIPE32_NAME
	flags = 0;
	if (@defined(@entry($fd))) {
		fildes_uaddr = @entry($fd)
		if (fildes_uaddr == 0) {
			pipe0 = 0;
			pipe1 = 0;
		} else {
			pipe0 = @entry(user_int(&$fd[0]));
			pipe1 = @entry(user_int(&$fd[1]));
		}
	} else {
		fildes_uaddr = 0;
		pipe0 = 0;
		pipe1 = 0;
	}
	@SYSC_RETVALSTR($return)
}

# nd_pipe32 _____________________________________________________

probe nd_syscall.pipe32 = kprobe.function("sys32_pipe")?
{
	@_SYSCALL_PIPE32_NAME
	asmlinkage()
	argstr = sprintf("%p", pointer_arg(1))
}
probe nd_syscall.pipe32.return = kprobe.function("sys32_pipe").return?
{
	@_SYSCALL_PIPE32_NAME
	@SYSC_RETVALSTR(returnval())
}

# pipe _______________________________________________________ # # long sys32_pipe(int __user *fd) # Not available in newer kernels. @define _SYSCALL_PIPE32_NAME %( name = "pipe" %) probe syscall.pipe32 = dw_syscall.pipe32 !, nd_syscall.pipe32 ? {} probe syscall.pipe32.return = dw_syscall.pipe32.return !, nd_syscall.pipe32.return ? {} # dw_pipe32 _____________________________________________________ probe dw_syscall.pipe32 = kernel.function("sys32_pipe")? { @_SYSCALL_PIPE32_NAME flags = 0; flag_str = "" if (@defined($fd)) { fildes_uaddr = $fd if (fildes_uaddr == 0) { pipe0 = 0; pipe1 = 0; argstr = "NULL" } else { pipe0 = user_int(&$fd[0]); pipe1 = user_int(&$fd[1]); argstr = sprintf("[%d, %d]", pipe0, pipe1); } } else { fildes_uaddr = 0; pipe0 = 0; pipe1 = 0; argstr = "[0, 0]"; } } probe dw_syscall.pipe32.return = kernel.function("sys32_pipe").return? { @_SYSCALL_PIPE32_NAME flags = 0; if (@defined(@entry($fd))) { fildes_uaddr = @entry($fd) if (fildes_uaddr == 0) { pipe0 = 0; pipe1 = 0; } else { pipe0 = @entry(user_int(&$fd[0])); pipe1 = @entry(user_int(&$fd[1])); } } else { fildes_uaddr = 0; pipe0 = 0; pipe1 = 0; } @SYSC_RETVALSTR($return) } # nd_pipe32 _____________________________________________________ probe nd_syscall.pipe32 = kprobe.function("sys32_pipe")? { @_SYSCALL_PIPE32_NAME asmlinkage() argstr = sprintf("%p", pointer_arg(1)) } probe nd_syscall.pipe32.return = kprobe.function("sys32_pipe").return? { @_SYSCALL_PIPE32_NAME @SYSC_RETVALSTR(returnval()) }