usefree 50 fs/fat/fat.h usefree:1, /* Use free_clusters for FAT32 */ usefree 983 fs/fat/inode.c if (opts->usefree) usefree 1154 fs/fat/inode.c opts->usefree = opts->nocase = 0; usefree 1188 fs/fat/inode.c opts->usefree = 1; usefree 1746 fs/fat/inode.c if (sbi->options.usefree)