tapset::context

Section: Misc. Reference Manual Pages (3stap)
Updated: ---
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NAME

tapset::context - systemtap context tapset
   

DESCRIPTION


 Context functions provide additional information about where an event occurred. These functions can provide information such as a backtrace to where the event occurred and the current register values for the processor.

print_regs
Print a register dump
See function::print_regs(3stap)
 for details.

pp
Returns the active probe point
See function::pp(3stap)
 for details.

ppfunc
Returns the function name parsed from pp()
See function::ppfunc(3stap)
 for details.

probe_type
The low level probe handler type of the current probe.
See function::probe_type(3stap)
 for details.

execname
Returns the execname of a target process (or group of processes)
See function::execname(3stap)
 for details.

pid
Returns the ID of a target process
See function::pid(3stap)
 for details.

tid
Returns the thread ID of a target process
See function::tid(3stap)
 for details.

ppid
Returns the process ID of a target process's parent process
See function::ppid(3stap)
 for details.

pgrp
Returns the process group ID of the current process
See function::pgrp(3stap)
 for details.

sid
Returns the session ID of the current process
See function::sid(3stap)
 for details.

pexecname
Returns the execname of a target process's parent process
See function::pexecname(3stap)
 for details.

gid
Returns the group ID of a target process
See function::gid(3stap)
 for details.

egid
Returns the effective gid of a target process
See function::egid(3stap)
 for details.

uid
Returns the user ID of a target process
See function::uid(3stap)
 for details.

euid
Return the effective uid of a target process
See function::euid(3stap)
 for details.

is_myproc
Determines if the current probe point has occurred in the user's own process
See function::is_myproc(3stap)
 for details.

cpuid
Returns the current cpu number
See function::cpuid(3stap)
 for details.

cpu
Returns the current cpu number
See function::cpu(3stap)
 for details.

registers_valid
Determines validity of register() and u_register() in current context
See function::registers_valid(3stap)
 for details.

user_mode
Determines if probe point occurs in user-mode
See function::user_mode(3stap)
 for details.

is_return
Whether the current probe context is a return probe
See function::is_return(3stap)
 for details.

target
Return the process ID of the target process
See function::target(3stap)
 for details.

module_name
The module name of the current script
See function::module_name(3stap)
 for details.

stp_pid
The process id of the stapio process
See function::stp_pid(3stap)
 for details.

remote_id
The index of this instance in a remote execution.
See function::remote_id(3stap)
 for details.

remote_uri
The name of this instance in a remote execution.
See function::remote_uri(3stap)
 for details.

stack_size
Return the size of the kernel stack
See function::stack_size(3stap)
 for details.

stack_used
Returns the amount of kernel stack used
See function::stack_used(3stap)
 for details.

stack_unused
Returns the amount of kernel stack currently available
See function::stack_unused(3stap)
 for details.

addr
Address of the current probe point.
See function::addr(3stap)
 for details.

uaddr
User space address of current running task
See function::uaddr(3stap)
 for details.

cmdline_args
Fetch command line arguments from current process
See function::cmdline_args(3stap)
 for details.

cmdline_arg
Fetch a command line argument
See function::cmdline_arg(3stap)
 for details.

cmdline_str
Fetch all command line arguments from current process
See function::cmdline_str(3stap)
 for details.

 

SEE ALSO

function::print_regs(3stap), function::pp(3stap), function::ppfunc(3stap), function::probe_type(3stap), function::execname(3stap), function::pid(3stap), function::tid(3stap), function::ppid(3stap), function::pgrp(3stap), function::sid(3stap), function::pexecname(3stap), function::gid(3stap), function::egid(3stap), function::uid(3stap), function::euid(3stap), function::is_myproc(3stap), function::cpuid(3stap), function::cpu(3stap), function::registers_valid(3stap), function::user_mode(3stap), function::is_return(3stap), function::target(3stap), function::module_name(3stap), function::stp_pid(3stap), function::remote_id(3stap), function::remote_uri(3stap), function::stack_size(3stap), function::stack_used(3stap), function::stack_unused(3stap), function::addr(3stap), function::uaddr(3stap), function::cmdline_args(3stap), function::cmdline_arg(3stap), function::cmdline_str(3stap), stap(1), stapprobes(3stap)


 

Index

NAME
DESCRIPTION
SEE ALSO

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Time: 23:19:56 GMT, August 08, 2014