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6 Commits

Author SHA1 Message Date
Saurav Shah dd29dfe78b Documentation: tracing: Fix spelling mistakes 
Fix spelling mistakes in the documentation.

Signed-off-by: Saurav Shah <sauravshah.31@gmail.com>
Link: https://lore.kernel.org/r/20240501233659.25441-1-sauravshah.31@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
 2024-05-07 08:00:25 -06:00
Masami Hiramatsu (Google) e8c32f2476 Documentation: tracing: Add entry argument access at function exit 
Add a notes about the entry argument access at function exit probes for
kprobes and fprobe trace event.

Link: https://lore.kernel.org/all/170952367549.229804.8843506960483577062.stgit@devnote2/

Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
 2024-03-07 00:27:53 +09:00
Masami Hiramatsu (Google) b2a866975f Documentation: tracing: Add a note about argument and retval access 
Add a note about the argument and return value accecss will be best
effort. Depending on the type, it will be passed via stack or a
pair of the registers, but $argN and $retval only support the
single register access.

Link: https://lore.kernel.org/all/169556269377.146934.14829235476649685954.stgit@devnote2/

Suggested-by: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
 2023-11-10 19:59:03 +09:00
Masami Hiramatsu (Google) a2439a4c90 Documentation: tracing: Update fprobe event example with BTF field 
Update fprobe event example with BTF data structure field specification.

Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: Alan Maguire <alan.maguire@oracle.com>
Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
 2023-08-23 09:42:08 +09:00
Masami Hiramatsu (Google) a2bd0c08a4 Documentation: Fix typo of reference file name 
Fix a typo of Documentation/trace/fprobe.rst.

Link: https://lore.kernel.org/all/168584575125.2056209.5771945721143181243.stgit@mhiramat.roam.corp.google.com/

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202306040144.aD72UzkF-lkp@intel.com/
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
 2023-06-23 17:35:49 +09:00
Masami Hiramatsu (Google) 590e7b2804 Documentation: tracing/probes: Add fprobe event tracing document 
Add a documentation about fprobe event tracing including
tracepoint probe event and BTF argument.

Link: https://lore.kernel.org/all/168507479345.913472.2804569685436422001.stgit@mhiramat.roam.corp.google.com/

Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
 2023-06-06 21:39:56 +09:00