taglinefilesource code
read2101drivers/char/mem.cint read1, read2;
read2106drivers/char/mem.cread2 = vread(buf + read1, (char *) ((unsigned long) file->f_pos), count - read1);
read2107drivers/char/mem.cif (read2 < 0)
read2108drivers/char/mem.creturn read2;
read2109drivers/char/mem.cfile->f_pos += read2;
read2110drivers/char/mem.creturn read1 + read2;