From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx> The function tracefs_option_id() is missing from the man pages. Add it. Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx> --- Documentation/libtracefs-option-get.txt | 11 +++++++++-- Documentation/libtracefs.txt | 1 + 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/Documentation/libtracefs-option-get.txt b/Documentation/libtracefs-option-get.txt index dce5afab4894..8a688a7dd8f2 100644 --- a/Documentation/libtracefs-option-get.txt +++ b/Documentation/libtracefs-option-get.txt @@ -3,8 +3,8 @@ libtracefs(3) NAME ---- -tracefs_options_get_supported, tracefs_option_is_supported, -tracefs_options_get_enabled, tracefs_option_is_enabled, tracefs_option_mask_is_set +tracefs_options_get_supported, tracefs_option_is_supported, tracefs_options_get_enabled, +tracefs_option_is_enabled, tracefs_option_mask_is_set, tracefs_option_id - Get and check ftrace options. SYNOPSIS @@ -18,6 +18,7 @@ bool *tracefs_option_is_supported*(struct tracefs_instance pass:[*]_instance_, e const struct tracefs_options_mask pass:[*]*tracefs_options_get_enabled*(struct tracefs_instance pass:[*]_instance_); bool *tracefs_option_is_enabled*(struct tracefs_instance pass:[*]_instance_, enum tracefs_option_id _id_); bool *tracefs_option_mask_is_set*(const struct tracefs_options_mask *options, enum tracefs_option_id id); +enum tracefs_option_id *tracefs_option_id*(const char pass:[*]_name_); -- DESCRIPTION @@ -43,6 +44,9 @@ given _instance_. If _instance_ is NULL, the top trace instance is used. The *tracefs_option_mask_is_set()* function checks if the bit, corresponding to the option with _id_ is set in the _options_ bitmask returned from *tracefs_option_get_enabled()* and *tracefs_option_is_supported()*. +The *tracefs_option_id()* converts an option _name_ into its corresponding id, if it is found. +This allows to find the option _id_ to use in the other functions if only the _name_ is known. + RETURN VALUE ------------ The *tracefs_options_get_supported()* and *tracefs_options_get_enabled()* functions, on success, @@ -56,6 +60,9 @@ option in supported / enabled, or false otherwise. The *tracefs_option_mask_is_set()* returns true if the corresponding option is set in the mask or false otherwise. +The *tracefs_option_id()* returns the corresponding id defined by *tracefs_options*(3) from +the given _name_. If the _name_ can not be found, then TRACEFS_OPTION_INVALID is returned. + EXAMPLE ------- [source,c] diff --git a/Documentation/libtracefs.txt b/Documentation/libtracefs.txt index 0e339af60f4f..44629e32d202 100644 --- a/Documentation/libtracefs.txt +++ b/Documentation/libtracefs.txt @@ -97,6 +97,7 @@ Trace options: int *tracefs_option_enable*(struct tracefs_instance pass:[*]_instance_, enum tracefs_option_id _id_); int *tracefs_option_disable*(struct tracefs_instance pass:[*]_instance_, enum tracefs_option_id _id_); const char pass:[*]*tracefs_option_name*(enum tracefs_option_id _id_); + enum tracefs_option_id *tracefs_option_id*(const char pass:[*]_name_); Ftrace tracers: char pass:[*]pass:[*]*tracefs_tracers*(const char pass:[*]_tracing_dir_); -- 2.34.1
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