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tapset::context(3stap) tapset::context(3stap)

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 a register dump
See function::print_regs(3stap)
for details.
Returns the active probe point
See function::pp(3stap)
for details.
Returns the function name parsed from pp()
See function::ppfunc(3stap)
for details.
The low level probe handler type of the current probe.
See function::probe_type(3stap)
for details.
Returns the execname of a target process (or group of processes)
See function::execname(3stap)
for details.
Returns the ID of a target process
See function::pid(3stap)
for details.
Returns the ID of a target process as seen in a pid namespace
See function::ns_pid(3stap)
for details.
Returns the thread ID of a target process
See function::tid(3stap)
for details.
Returns the thread ID of a target process as seen in a pid namespace
See function::ns_tid(3stap)
for details.
Returns the process ID of a target process's parent process
See function::ppid(3stap)
for details.
Returns the process ID of a target process's parent process as seen in a pid namespace
See function::ns_ppid(3stap)
for details.
Returns the process group ID of the current process
See function::pgrp(3stap)
for details.
Returns the process group ID of the current process as seen in a pid namespace
See function::ns_pgrp(3stap)
for details.
Returns the session ID of the current process
See function::sid(3stap)
for details.
Returns the session ID of the current process as seen in a pid namespace
See function::ns_sid(3stap)
for details.
Returns the execname of a target process's parent process
See function::pexecname(3stap)
for details.
Returns the group ID of a target process
See function::gid(3stap)
for details.
Returns the group ID of a target process as seen in a user namespace
See function::ns_gid(3stap)
for details.
Returns the effective gid of a target process
See function::egid(3stap)
for details.
Returns the effective gid of a target process as seen in a user namespace
See function::ns_egid(3stap)
for details.
Returns the user ID of a target process
See function::uid(3stap)
for details.
Returns the user ID of a target process as seen in a user namespace
See function::ns_uid(3stap)
for details.
Return the effective uid of a target process
See function::euid(3stap)
for details.
Returns the effective user ID of a target process as seen in a user namespace
See function::ns_euid(3stap)
for details.
Determines if the current probe point has occurred in the user's own process
See function::is_myproc(3stap)
for details.
Returns the current cpu number
See function::cpuid(3stap)
for details.
Returns the current cpu number
See function::cpu(3stap)
for details.
Determines validity of register() and u_register() in current context
See function::registers_valid(3stap)
for details.
Determines if probe point occurs in user-mode
See function::user_mode(3stap)
for details.
Whether the current probe context is a return probe
See function::is_return(3stap)
for details.
Return the process ID of the target process
See function::target(3stap)
for details.
The module name of the current script
See function::module_name(3stap)
for details.
The process id of the stapio process
See function::stp_pid(3stap)
for details.
The index of this instance in a remote execution.
See function::remote_id(3stap)
for details.
The name of this instance in a remote execution.
See function::remote_uri(3stap)
for details.
Return the size of the kernel stack
See function::stack_size(3stap)
for details.
Returns the amount of kernel stack used
See function::stack_used(3stap)
for details.
Returns the amount of kernel stack currently available
See function::stack_unused(3stap)
for details.
Address of the current probe point.
See function::addr(3stap)
for details.
User space address of current running task
See function::uaddr(3stap)
for details.
Fetch command line arguments from current process
See function::cmdline_args(3stap)
for details.
Fetch a command line argument
See function::cmdline_arg(3stap)
for details.
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::ns_pid(3stap), function::tid(3stap), function::ns_tid(3stap), function::ppid(3stap), function::ns_ppid(3stap), function::pgrp(3stap), function::ns_pgrp(3stap), function::sid(3stap), function::ns_sid(3stap), function::pexecname(3stap), function::gid(3stap), function::ns_gid(3stap), function::egid(3stap), function::ns_egid(3stap), function::uid(3stap), function::ns_uid(3stap), function::euid(3stap), function::ns_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)

--- IBM