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Name	Size	Permission
aux_syscalls.stp	4.85 KB	-rw-r--r--
sysc_compat_clock_settime.stp	1.55 KB	-rw-r--r--
sysc_compat_fadvise64.stp	5.12 KB	-rw-r--r--
sysc_compat_fallocate.stp	2.59 KB	-rw-r--r--
sysc_compat_ftruncate64.stp	1.54 KB	-rw-r--r--
sysc_compat_get_mempolicy.stp	1.79 KB	-rw-r--r--
sysc_compat_lookup_dcookie.stp	3.14 KB	-rw-r--r--
sysc_compat_mbind.stp	1.61 KB	-rw-r--r--
sysc_compat_readahead.stp	1.59 KB	-rw-r--r--
sysc_compat_set_mempolicy.stp	1.62 KB	-rw-r--r--
sysc_compat_timer_gettime.stp	1.56 KB	-rw-r--r--
sysc_compat_timer_settime.stp	1.77 KB	-rw-r--r--
sysc_compat_truncate64.stp	1.6 KB	-rw-r--r--
sysc_execve.stp	3.33 KB	-rw-r--r--
sysc_ipc.stp	1.47 KB	-rw-r--r--
sysc_mmap.stp	1.85 KB	-rw-r--r--
sysc_mmap2.stp	2.29 KB	-rw-r--r--
sysc_ppc32_timer_create.stp	1.65 KB	-rw-r--r--
sysc_ppc64_newuname.stp	1.58 KB	-rw-r--r--
sysc_ppc64_personality.stp	2.2 KB	-rw-r--r--
sysc_ppc64_sys32_stime.stp	1.36 KB	-rw-r--r--
sysc_ppc64_sys_stime.stp	1.33 KB	-rw-r--r--
sysc_ppc_rtas.stp	1.13 KB	-rw-r--r--
sysc_sigaltstack.stp	3.37 KB	-rw-r--r--
sysc_sys32_adjtimex.stp	1.27 KB	-rw-r--r--
sysc_sys32_getdents.stp	1.44 KB	-rw-r--r--
sysc_sys32_ptrace.stp	1.4 KB	-rw-r--r--
sysc_sys32_rt_sigpending.stp	1.52 KB	-rw-r--r--
sysc_sys32_rt_sigqueueinfo.stp	1.65 KB	-rw-r--r--
sysc_sys32_rt_sigtimedwait.stp	1.81 KB	-rw-r--r--
sysc_sys32_sched_rr_get_interv...	1.75 KB	-rw-r--r--
sysc_sys32_sched_setparam.stp	1.53 KB	-rw-r--r--
sysc_sys32_sendfile64.stp	1.54 KB	-rw-r--r--
sysc_sys32_sigreturn.stp	1.53 KB	-rw-r--r--
sysc_sys32_swapcontext.stp	1.78 KB	-rw-r--r--
sysc_sys32_sysinfo.stp	1.28 KB	-rw-r--r--
sysc_sys32_utimes.stp	1.39 KB	-rw-r--r--
sysc_sys64_time.stp	1.1 KB	-rw-r--r--
sysc_sysctl32.stp	2.3 KB	-rw-r--r--
syscall_num.stp	56.76 KB	-rw-r--r--

Code Editor : sysc_compat_fadvise64.stp

# fadvise64 _______________________________________________________
#
# long ppc32_fadvise64(int fd, u32 unused, u32 offset_high, u32 offset_low,
# 		     size_t len, int advice)

@define _SYSCALL_COMPAT_FADVISE64_NAME
%(
	name = "fadvise64"
%)

@define _SYSCALL_COMPAT_FADVISE64_ARGSTR
%(
	argstr = sprintf("%d, %d, %d, %s", fd, offset, len, advice_str)
%)

@define _SYSCALL_COMPAT_FADVISE64_REGARGS
%(
	fd = int_arg(1)
	# The 2nd parameter is ignored.
	offset = ((uint_arg(3) << 32) | uint_arg(4))
	len = int_arg(5)
	advice = int_arg(6)
	advice_str = _fadvice_advice_str(advice)
%)

@define _SYSCALL_COMPAT_FADVISE64_64_REGARGS
%(
	fd = int_arg(1)
	advice = int_arg(2)
	advice_str = _fadvice_advice_str(advice)
	offset = ((uint_arg(3) << 32) | uint_arg(4))
	len = ((uint_arg(5) << 32) | uint_arg(6))
%)

probe syscall.compat_fadvise64 = dw_syscall.compat_fadvise64 !,
                                 nd_syscall.compat_fadvise64 ? {}
probe syscall.compat_fadvise64.return = dw_syscall.compat_fadvise64.return !,
                                        nd_syscall.compat_fadvise64.return ? {}

# dw_compat_fadvise64 _____________________________________________________

probe dw_syscall.compat_fadvise64 = kernel.function("ppc32_fadvise64").call ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	fd = __int32($fd)
	offset = (($offset_high << 32) | $offset_low)
	len = __int32($len)
	advice = __int32($advice)
	advice_str = _fadvice_advice_str(advice)
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}
probe dw_syscall.compat_fadvise64.return =
	kernel.function("ppc32_fadvise64").return ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR($return)
}

# nd_compat_fadvise64 _____________________________________________________

probe nd_syscall.compat_fadvise64 = nd1_syscall.compat_fadvise64!, tp_syscall.compat_fadvise64
  { }

probe nd1_syscall.compat_fadvise64 = kprobe.function("ppc32_fadvise64") ?
{
	asmlinkage()
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@_SYSCALL_COMPAT_FADVISE64_REGARGS
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}

/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.compat_fadvise64 = kernel.trace("sys_enter")
{
	__set_syscall_pt_regs($regs)
	@__compat_syscall_gate(@const("__NR_fadvise64"))
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@_SYSCALL_COMPAT_FADVISE64_REGARGS
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}

probe nd_syscall.compat_fadvise64.return = nd1_syscall.compat_fadvise64.return!, tp_syscall.compat_fadvise64.return
  { }
 
probe nd1_syscall.compat_fadvise64.return =
	kprobe.function("ppc32_fadvise64").return ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR(returnval())
}
 
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.compat_fadvise64.return = kernel.trace("sys_exit")
{
	__set_syscall_pt_regs($regs)
	@__compat_syscall_gate(@const("__NR_fadvise64"))
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR($ret)
}

# fadvise64 _______________________________________________________
#
# long ppc_fadvise64_64(int fd, int advice, u32 offset_high, u32 offset_low,
#		      u32 len_high, u32 len_low)

probe syscall.compat_fadvise64_64 = dw_syscall.compat_fadvise64_64 !,
                                    nd_syscall.compat_fadvise64_64 ? {}
probe syscall.compat_fadvise64_64.return = dw_syscall.compat_fadvise64_64.return !,
                                           nd_syscall.compat_fadvise64_64.return ? {}

# dw_compat_fadvise64_64 _____________________________________________________

probe dw_syscall.compat_fadvise64_64 = kernel.function("ppc_fadvise64_64").call ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	fd = __int32($fd)
	advice = __int32($advice)
	advice_str = _fadvice_advice_str(advice)
	offset = (($offset_high << 32) | $offset_low)
	len = (($len_high << 32) | $len_low)
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}
probe dw_syscall.compat_fadvise64_64.return =
	kernel.function("ppc_fadvise64_64").return ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR($return)
}

# nd_compat_fadvise64_64 _____________________________________________________

probe nd_syscall.compat_fadvise64_64 = nd1_syscall.compat_fadvise64_64!, tp_syscall.compat_fadvise64_64
  { }

probe nd1_syscall.compat_fadvise64_64 = kprobe.function("ppc_fadvise64_64") ?
{
	asmlinkage()
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@_SYSCALL_COMPAT_FADVISE64_64_REGARGS
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}

/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.compat_fadvise64_64 = kernel.trace("sys_enter")
{
	__set_syscall_pt_regs($regs)
	@__compat_syscall_gate(@const("__NR_fadvise64_64"))
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@_SYSCALL_COMPAT_FADVISE64_64_REGARGS
	@_SYSCALL_COMPAT_FADVISE64_ARGSTR
}

probe nd_syscall.compat_fadvise64_64.return = nd1_syscall.compat_fadvise64_64.return!, tp_syscall.compat_fadvise64_64.return
  { }

probe nd1_syscall.compat_fadvise64_64.return =
	kprobe.function("ppc_fadvise64_64").return ?
{
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR(returnval())
}
 
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.compat_fadvise64_64.return = kernel.trace("sys_exit")
{
	__set_syscall_pt_regs($regs)
	@__compat_syscall_gate(@const("__NR_fadvise64_64"))
	@_SYSCALL_COMPAT_FADVISE64_NAME
	@SYSC_RETVALSTR($ret)
}

${this.title}

Code Editor : sysc_compat_fadvise64.stp