FM / s390

/usr/share/systemtap/tapset/linux/s390

Name	Size	Mode	Actions
aux_syscalls.stp	5541	0644	edit dl rm
syscall_num.stp	68068	0644	edit dl rm
sysc_compat_fadvise64.stp	6584	0644	edit dl rm
sysc_compat_fallocate.stp	3218	0644	edit dl rm
sysc_compat_ftruncate64.stp	1826	0644	edit dl rm
sysc_compat_lookup_dcookie.stp	3097	0644	edit dl rm
sysc_compat_readahead.stp	1917	0644	edit dl rm
sysc_compat_truncate64.stp	1879	0644	edit dl rm
sysc_execve.stp	4776	0644	edit dl rm
sysc_getresgid16.stp	1820	0644	edit dl rm
sysc_getresuid16.stp	1701	0644	edit dl rm
sysc_ipc.stp	1419	0644	edit dl rm
sysc_mmap.stp	3298	0644	edit dl rm
sysc_mmap2.stp	3129	0644	edit dl rm
sysc_sigaltstack.stp	3042	0644	edit dl rm
sysc_sysctl32.stp	1142	0644	edit dl rm

Edit: /usr/share/systemtap/tapset/linux/s390/sysc_compat_ftruncate64.stp (1826B)

# ftruncate64 _________________________________________________
#
# COMPAT_SYSCALL_DEFINE3(s390_ftruncate64, unsigned int, fd, u32, high,
#			 u32, low)
#

@define _SYSCALL_COMPAT_FTRUNCATE64_NAME
%(
	name = "ftruncate"
%)

@define _SYSCALL_COMPAT_FTRUNCATE64_ARGSTR
%(
	argstr = sprintf("%d, %d", fd, length)
%)

probe syscall.compat_ftruncate64 = dw_syscall.compat_ftruncate64 !,
                                   nd_syscall.compat_ftruncate64 ? {}
probe syscall.compat_ftruncate64.return = dw_syscall.compat_ftruncate64.return !,
                                          nd_syscall.compat_ftruncate64.return ? {}

# dw_compat_ftruncate64 _____________________________________________________

probe dw_syscall.compat_ftruncate64 =
	kernel.function("sys32_ftruncate64").call ?,
	kernel.function("compat_sys_s390_ftruncate64").call ?
{
        @_SYSCALL_COMPAT_FTRUNCATE64_NAME
        fd = __int32($fd)
        length = (($high << 32) | __uint32($low))
        @_SYSCALL_COMPAT_FTRUNCATE64_ARGSTR
}
probe dw_syscall.compat_ftruncate64.return =
	kernel.function("sys32_ftruncate64").return ?,
	kernel.function("compat_sys_s390_ftruncate64").return ?
{
	@_SYSCALL_COMPAT_FTRUNCATE64_NAME
	@SYSC_RETVALSTR($return)
}

# nd_compat_ftruncate64 _____________________________________________________

probe nd_syscall.compat_ftruncate64 = kprobe.function("sys32_ftruncate64") ?,
	kprobe.function("compat_sys_s390_ftruncate64") ?
{
	asmlinkage()
        @_SYSCALL_COMPAT_FTRUNCATE64_NAME
        fd = int_arg(1)
        length = ((uint_arg(2) << 32) | uint_arg(3))
        @_SYSCALL_COMPAT_FTRUNCATE64_ARGSTR
}
probe nd_syscall.compat_ftruncate64.return =
	kprobe.function("sys32_ftruncate64").return ?,
	kprobe.function("compat_sys_s390_ftruncate64").return ?
{
	@_SYSCALL_COMPAT_FTRUNCATE64_NAME
	@SYSC_RETVALSTR(returnval())
}

# ftruncate64 _________________________________________________ # # COMPAT_SYSCALL_DEFINE3(s390_ftruncate64, unsigned int, fd, u32, high, # u32, low) # @define _SYSCALL_COMPAT_FTRUNCATE64_NAME %( name = "ftruncate" %) @define _SYSCALL_COMPAT_FTRUNCATE64_ARGSTR %( argstr = sprintf("%d, %d", fd, length) %) probe syscall.compat_ftruncate64 = dw_syscall.compat_ftruncate64 !, nd_syscall.compat_ftruncate64 ? {} probe syscall.compat_ftruncate64.return = dw_syscall.compat_ftruncate64.return !, nd_syscall.compat_ftruncate64.return ? {} # dw_compat_ftruncate64 _____________________________________________________ probe dw_syscall.compat_ftruncate64 = kernel.function("sys32_ftruncate64").call ?, kernel.function("compat_sys_s390_ftruncate64").call ? { @_SYSCALL_COMPAT_FTRUNCATE64_NAME fd = __int32($fd) length = (($high << 32) | __uint32($low)) @_SYSCALL_COMPAT_FTRUNCATE64_ARGSTR } probe dw_syscall.compat_ftruncate64.return = kernel.function("sys32_ftruncate64").return ?, kernel.function("compat_sys_s390_ftruncate64").return ? { @_SYSCALL_COMPAT_FTRUNCATE64_NAME @SYSC_RETVALSTR($return) } # nd_compat_ftruncate64 _____________________________________________________ probe nd_syscall.compat_ftruncate64 = kprobe.function("sys32_ftruncate64") ?, kprobe.function("compat_sys_s390_ftruncate64") ? { asmlinkage() @_SYSCALL_COMPAT_FTRUNCATE64_NAME fd = int_arg(1) length = ((uint_arg(2) << 32) | uint_arg(3)) @_SYSCALL_COMPAT_FTRUNCATE64_ARGSTR } probe nd_syscall.compat_ftruncate64.return = kprobe.function("sys32_ftruncate64").return ?, kprobe.function("compat_sys_s390_ftruncate64").return ? { @_SYSCALL_COMPAT_FTRUNCATE64_NAME @SYSC_RETVALSTR(returnval()) }