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NAME | DESCRIPTION | SEE ALSO | COLOPHON |
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TAPSET::CONTEXT(3stap) TAPSET::CONTEXT(3stap)
tapset::context - systemtap context tapset
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.
pexecname
Returns the execname of a target process's parent process
See function::pexecname(3stap)
for details.
pid Returns the ID of a target process
See function::pid(3stap)
for details.
ns_pid Returns the ID of a target process as seen in a pid
namespace
See function::ns_pid(3stap)
for details.
tid Returns the thread ID of a target process
See function::tid(3stap)
for details.
ns_tid Returns the thread ID of a target process as seen in a pid
namespace
See function::ns_tid(3stap)
for details.
ppid Returns the process ID of a target process's parent
process
See function::ppid(3stap)
for details.
ns_ppid
Returns the process ID of a target process's parent
process as seen in a pid namespace
See function::ns_ppid(3stap)
for details.
pgrp Returns the process group ID of the current process
See function::pgrp(3stap)
for details.
ns_pgrp
Returns the process group ID of the current process as
seen in a pid namespace
See function::ns_pgrp(3stap)
for details.
sid Returns the session ID of the current process
See function::sid(3stap)
for details.
ns_sid Returns the session ID of the current process as seen in a
pid namespace
See function::ns_sid(3stap)
for details.
gid Returns the group ID of a target process
See function::gid(3stap)
for details.
ns_gid Returns the group ID of a target process as seen in a user
namespace
See function::ns_gid(3stap)
for details.
egid Returns the effective gid of a target process
See function::egid(3stap)
for details.
ns_egid
Returns the effective gid of a target process as seen in a
user namespace
See function::ns_egid(3stap)
for details.
uid Returns the user ID of a target process
See function::uid(3stap)
for details.
ns_uid Returns the user ID of a target process as seen in a user
namespace
See function::ns_uid(3stap)
for details.
euid Return the effective uid of a target process
See function::euid(3stap)
for details.
ns_euid
Returns the effective user ID of a target process as seen
in a user namespace
See function::ns_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.
module_size
The module size of the current script
See function::module_size(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.
function::print_regs(3stap), function::pp(3stap),
function::ppfunc(3stap), function::probe_type(3stap),
function::execname(3stap), function::pexecname(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::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::module_size(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)
This page is part of the systemtap (a tracing and live-system
analysis tool) project. Information about the project can be
found at ⟨https://sourceware.org/systemtap/⟩. If you have a bug
report for this manual page, send it to [email protected].
This page was obtained from the project's upstream Git repository
⟨git://sourceware.org/git/systemtap.git⟩ on 2024-06-14. (At that
time, the date of the most recent commit that was found in the
repository was 2024-06-13.) If you discover any rendering
problems in this HTML version of the page, or you believe there
is a better or more up-to-date source for the page, or you have
corrections or improvements to the information in this COLOPHON
(which is not part of the original manual page), send a mail to
[email protected]
SystemTap Tapset Reference April 2024 TAPSET::CONTEXT(3stap)
Pages that refer to this page: function::addr(3stap), function::cmdline_arg(3stap), function::cmdline_args(3stap), function::cmdline_str(3stap), function::cpu(3stap), function::cpuid(3stap), function::egid(3stap), function::euid(3stap), function::execname(3stap), function::gid(3stap), function::is_myproc(3stap), function::is_return(3stap), function::module_name(3stap), function::module_size(3stap), function::ns_egid(3stap), function::ns_euid(3stap), function::ns_gid(3stap), function::ns_pgrp(3stap), function::ns_pid(3stap), function::ns_ppid(3stap), function::ns_sid(3stap), function::ns_tid(3stap), function::ns_uid(3stap), function::pexecname(3stap), function::pgrp(3stap), function::pid(3stap), function::pp(3stap), function::ppfunc(3stap), function::ppid(3stap), function::print_regs(3stap), function::probe_type(3stap), function::registers_valid(3stap), function::remote_id(3stap), function::remote_uri(3stap), function::sid(3stap), function::stack_size(3stap), function::stack_unused(3stap), function::stack_used(3stap), function::stp_pid(3stap), function::target(3stap), function::tid(3stap), function::uaddr(3stap), function::uid(3stap), function::user_mode(3stap)
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HTML rendering created 2024-06-26 by Michael Kerrisk, author of The Linux Programming Interface. For details of in-depth Linux/UNIX system programming training courses that I teach, look here. Hosting by jambit GmbH. |
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