FUSEBUFMAXSIZE
if (opts.max_read > FUSEBUFMAXSIZE) {
opts.max_read, FUSEBUFMAXSIZE);
bufsize = sizeof(fbuf.fb_hdr) + sizeof(fbuf.FD) + FUSEBUFMAXSIZE;
fbuf.fb_dat = calloc(1, FUSEBUFMAXSIZE);
if (hdr.fh_len > FUSEBUFMAXSIZE) {
fmp->max_read = MIN(args->max_read, FUSEBUFMAXSIZE);
fmp->max_read = FUSEBUFMAXSIZE;