limit_start 503 fs/hpfs/alloc.c static int do_trim(struct super_block *s, secno start, unsigned len, secno limit_start, secno limit_end, unsigned minlen, unsigned *result) limit_start 510 fs/hpfs/alloc.c if (start < limit_start) limit_start 511 fs/hpfs/alloc.c start = limit_start;