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

   258  *

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

   260  * file will be world-readable.

   261  *

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

   263  */

   264 #define EC_SYSFS_READ_ATTR(NAME) \

   265     static struct attribute attr_##NAME = { \

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

   267     }

   268 

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

   270  *

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

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

   273  *

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

   275  */

   276 #define EC_SYSFS_READ_WRITE_ATTR(NAME) \

   277     static struct attribute attr_##NAME = { \

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

   279     }

   280