HelenOS sources

fat_fs_open      1048 uspace/srv/fs/fat/fat_ops.c 	rc = fat_fs_open(service_id, CACHE_MODE_WT, &rfn, &ridxp);
fat_fs_open      1103 uspace/srv/fs/fat/fat_ops.c 	rc = fat_fs_open(service_id, cmode, &rfn, &ridxp);