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| -rw-r--r-- | include/linux/string_choices.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/string_choices.h b/include/linux/string_choices.h index fd067992260a..120ca0f28e95 100644 --- a/include/linux/string_choices.h +++ b/include/linux/string_choices.h @@ -2,6 +2,19 @@ #ifndef _LINUX_STRING_CHOICES_H_ #define _LINUX_STRING_CHOICES_H_ +/* + * Here provide a series of helpers in the str_$TRUE_$FALSE format (you can + * also expand some helpers as needed), where $TRUE and $FALSE are their + * corresponding literal strings. These helpers can be used in the printing + * and also in other places where constant strings are required. Using these + * helpers offers the following benefits: + * 1) Reducing the hardcoding of strings, which makes the code more elegant + * through these simple literal-meaning helpers. + * 2) Unifying the output, which prevents the same string from being printed + * in various forms, such as enable/disable, enabled/disabled, en/dis. + * 3) Deduping by the linker, which results in a smaller binary file. + */ + #include <linux/types.h> static inline const char *str_enable_disable(bool v) |