taglinefilesource code
read1111drivers/char/mem.cint read1, read2;
read1113drivers/char/mem.cread1 = read_mem(inode, file, buf, count);
read1114drivers/char/mem.cif (read1 < 0)
read1115drivers/char/mem.creturn read1;
read1116drivers/char/mem.cread2 = vread(buf + read1, (char *) ((unsigned long) file->f_pos), count - read1);
read1120drivers/char/mem.creturn read1 + read2;