buf_chunk 938 drivers/tty/tty_io.c unsigned char *buf_chunk; buf_chunk 943 drivers/tty/tty_io.c buf_chunk = kmalloc(chunk, GFP_KERNEL); buf_chunk 944 drivers/tty/tty_io.c if (!buf_chunk) { buf_chunk 950 drivers/tty/tty_io.c tty->write_buf = buf_chunk;