251 /** Convenience macro for defining read-only SysFS attributes.

   252  *

   253  * This results in creating a static variable called attr_\a NAME. The SysFS

   254  * file will be world-readable.

   255  *

   256  * \param NAME name of the attribute to create.

   257  */

   258 #define EC_SYSFS_READ_ATTR(NAME) \

   259     static struct attribute attr_##NAME = { \

   260         .name = EC_STR(NAME), .owner = THIS_MODULE, .mode = S_IRUGO \

   261     }

   262 

   263 /** Convenience macro for defining read-write SysFS attributes.

   264  *

   265  * This results in creating a static variable called attr_\a NAME. The SysFS

   266  * file will be word-readable plus owner-writable.

   267  *

   268  * \param NAME name of the attribute to create.

   269  */

   270 #define EC_SYSFS_READ_WRITE_ATTR(NAME) \

   271     static struct attribute attr_##NAME = { \

   272         .name = EC_STR(NAME), .owner = THIS_MODULE, .mode = S_IRUGO | S_IWUSR \

   273     }

   274