From: Geneviève Bastien Date: Thu, 4 Apr 2019 19:18:07 +0000 (-0400) Subject: doc: Add reference to USDT probes X-Git-Tag: v2.12.0-rc1~599 X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=0e63136b82364512210f497c60a0cc98a9d57fd7;hp=6a0838b7bdcc04613f703dc6580f81beb849fa64 doc: Add reference to USDT probes SDT probes are known by most as USDT probes. People may be looking for them by that name. Reviewed-by: Philippe Proulx Signed-off-by: Geneviève Bastien Signed-off-by: Jérémie Galarneau --- diff --git a/doc/man/lttng-enable-event.1.txt b/doc/man/lttng-enable-event.1.txt index eec5a0dc8..ceb533bd1 100644 --- a/doc/man/lttng-enable-event.1.txt +++ b/doc/man/lttng-enable-event.1.txt @@ -410,10 +410,10 @@ Dynamic user space probes ~~~~~~~~~~~~~~~~~~~~~~~~~ With the option:--userspace-probe option, you can instrument function entries of any user space binary (application or library) using either -an available symbol name or a SystemTap Statically Defined Tracepoint -(SDT, a DTrace-style marker) probe's provider and probe names. As of -this version, only SDT probes that are :not: surrounded by a reference -counter (semaphore) are supported. +an available symbol name or a SystemTap User-level Statically Defined +Tracing (USDT, a DTrace-style marker) probe's provider and probe names. +As of this version, only USDT probes that are :not: surrounded by a +reference counter (semaphore) are supported. The option:--userspace-probe option must be specified with the option:--kernel option because it uses Linux's uprobe feature to @@ -519,7 +519,7 @@ Examples: * `--userspace-probe=httpd:ap_run_open_htaccess` ++sdt:++__PATH__++:++__PROVIDER__++:++__NAME__:: - Dynamically instrument an SDT probe within a user space application + Dynamically instrument a USDT probe within a user space application or library. + -- @@ -534,9 +534,9 @@ This can be: `PATH` environment variable. __PROVIDER__++:++__NAME__:: - SDT provider and probe names. + USDT provider and probe names. + -For example, with the following SDT probe: +For example, with the following USDT probe: + [source,c] ----