tag	line	file	source code
head	650	fs/buffer.c	struct buffer_head *bh, *head;
head	653	fs/buffer.c	head = NULL;
head	659	fs/buffer.c	bh->b_this_page = head;
head	660	fs/buffer.c	head = bh;
head	664	fs/buffer.c	return head;
head	669	fs/buffer.c	bh = head;
head	671	fs/buffer.c	head = bh;
head	673	fs/buffer.c	put_unused_buffer_head(head);
head	29	include/linux/fd.h	head,    /* nr of heads */
head	40	include/linux/fd.h	unsigned int device,head,track;
head	16	include/linux/genhd.h	unsigned char head;    /* starting head */
head	8	include/linux/pipe_fs_i.h	unsigned int head;
head	19	include/linux/pipe_fs_i.h	#define PIPE_HEAD(inode)  ((inode).u.pipe_i.head)
head	66	include/linux/tty.h	unsigned long head;
head	138	include/linux/tty.h	#define EMPTY(a) ((a)->head == (a)->tail)
head	139	include/linux/tty.h	#define LEFT(a) (((a)->tail-(a)->head-1)&(TTY_BUF_SIZE-1))
head	140	include/linux/tty.h	#define LAST(a) ((a)->buf[(TTY_BUF_SIZE-1)&((a)->head-1)])
head	142	include/linux/tty.h	#define CHARS(a) (((a)->head-(a)->tail)&(TTY_BUF_SIZE-1))
head	125	include/linux/xd.h	static u_char *xd_build (u_char *cmdblk,u_char command,u_char drive,u_char head,u_short cylinder,u_char sector,u_char count,u_char control);
head	288	kernel/blk_drv/floppy.c	static unsigned char head = 0;
head	693	kernel/blk_drv/floppy.c	((sector-1 + head*floppy->sect)<<9);
head	721	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	723	kernel/blk_drv/floppy.c	output_byte(head);
head	731	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	788	kernel/blk_drv/floppy.c	output_byte((head<<2) | current_drive);
head	830	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	913	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	927	kernel/blk_drv/floppy.c	output_byte(head << 2 | current_drive);
head	955	kernel/blk_drv/floppy.c	output_byte(head<<2 | current_drive);
head	981	kernel/blk_drv/floppy.c	((track_shift * track + head_shift * head) % floppy->sect);
head	986	kernel/blk_drv/floppy.c	*here++ = head;
head	1049	kernel/blk_drv/floppy.c	head = block % floppy->head;
head	1050	kernel/blk_drv/floppy.c	track = block / floppy->head;
head	1066	kernel/blk_drv/floppy.c	(format_req.head & 0xfffe) || probing) {
head	1070	kernel/blk_drv/floppy.c	head = format_req.head;
head	1082	kernel/blk_drv/floppy.c	((sector + head*floppy->sect)<<9);
head	75	kernel/blk_drv/hd.c	unsigned int head,sect,cyl,wpcom,lzone,ctl;
head	117	kernel/blk_drv/hd.c	if (hd_info[0].head != 0)
head	119	kernel/blk_drv/hd.c	hd_info[hdind].head = ints[2];
head	147	kernel/blk_drv/hd.c	static int controller_ready(unsigned int drive, unsigned int head)
head	154	kernel/blk_drv/hd.c	outb_p(0xA0 | (drive<<4) | head, HD_CURRENT);
head	188	kernel/blk_drv/hd.c	unsigned int head,unsigned int cyl,unsigned int cmd,
head	193	kernel/blk_drv/hd.c	if (drive>1 || head>15)
head	201	kernel/blk_drv/hd.c	if (!controller_ready(drive, head)) {
head	213	kernel/blk_drv/hd.c	outb_p(0xA0|(drive<<4)|head,++port);
head	262	kernel/blk_drv/hd.c	hd_out(i,hd_info[i].sect,hd_info[i].sect,hd_info[i].head-1,
head	452	kernel/blk_drv/hd.c	unsigned int sec,head,cyl,track;
head	478	kernel/blk_drv/hd.c	head = track % hd_info[dev].head;
head	479	kernel/blk_drv/hd.c	cyl = track / hd_info[dev].head;
head	482	kernel/blk_drv/hd.c	dev, cyl, head, sec, CURRENT->buffer);
head	503	kernel/blk_drv/hd.c	hd_out(dev,nsect,sec,head,cyl,WIN_WRITE,&write_intr);
head	516	kernel/blk_drv/hd.c	hd_out(dev,nsect,sec,head,cyl,WIN_READ,&read_intr);
head	542	kernel/blk_drv/hd.c	put_fs_byte(hd_info[dev].head,
head	653	kernel/blk_drv/hd.c	hd_info[drive].head = *(unsigned char *) (2+BIOS);
head	694	kernel/blk_drv/hd.c	if (hd_info[i].head > 16) {
head	700	kernel/blk_drv/hd.c	hd_info[i].head);
head	705	kernel/blk_drv/hd.c	hd[i<<6].nr_sects = hd_info[i].head*
head	749	kernel/blk_drv/hd.c	#define CAPACITY (hd_info[target].head*hd_info[target].sect*hd_info[target].cyl)
head	277	kernel/blk_drv/xd.c	u_char head,sector,control,mode,temp;
head	288	kernel/blk_drv/xd.c	head = track % xd_info[drive].heads;
head	293	kernel/blk_drv/xd.c	printk("xd_readwrite: drive = %d, head = %d, cylinder = %d, sector = %d, count = %d\n",drive,head,cylinder,sector,temp);
head	297	kernel/blk_drv/xd.c	xd_build(cmdblk,operation == READ ? CMD_READ : CMD_WRITE,drive,head,cylinder,sector,temp & 0xFF,control);
head	367	kernel/blk_drv/xd.c	static u_char *xd_build (u_char *cmdblk,u_char command,u_char drive,u_char head,u_short cylinder,u_char sector,u_char count,u_char control)
head	370	kernel/blk_drv/xd.c	cmdblk[1] = ((drive & 0x07) << 5) | (head & 0x1F);
head	268	kernel/chr_drv/keyboard.c	qp->buf[qp->head] = ch;
head	269	kernel/chr_drv/keyboard.c	INC(qp->head);
head	287	kernel/chr_drv/keyboard.c	qp->buf[qp->head] = ch;
head	288	kernel/chr_drv/keyboard.c	INC(qp->head);
head	65	kernel/chr_drv/psaux.c	unsigned long head;
head	136	kernel/chr_drv/psaux.c	return queue->head == queue->tail;
head	147	kernel/chr_drv/psaux.c	int head = queue->head;
head	150	kernel/chr_drv/psaux.c	queue->buf[head] = inb(AUX_INPUT_PORT);
head	151	kernel/chr_drv/psaux.c	if (head != maxhead) {
head	152	kernel/chr_drv/psaux.c	head++;
head	153	kernel/chr_drv/psaux.c	head &= AUX_BUF_SIZE-1;
head	155	kernel/chr_drv/psaux.c	queue->head = head;
head	187	kernel/chr_drv/psaux.c	queue->head = queue->tail = 0;  /* Flush input queue */
head	290	kernel/chr_drv/psaux.c	queue->head = queue->tail = 0;
head	325	kernel/chr_drv/serial.c	int head, tail, ch;
head	331	kernel/chr_drv/serial.c	#define VLEFT ((tail-head-1)&(TTY_BUF_SIZE-1))
head	334	kernel/chr_drv/serial.c	head = queue->head;
head	345	kernel/chr_drv/serial.c	set_bit(head, &info->tty->readq_flags);
head	347	kernel/chr_drv/serial.c	queue->buf[head++]= TTY_BREAK;
head	350	kernel/chr_drv/serial.c	queue->buf[head++]= TTY_PARITY;
head	352	kernel/chr_drv/serial.c	queue->buf[head++]= TTY_FRAME;
head	353	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	355	kernel/chr_drv/serial.c	queue->buf[head++] = ch;
head	356	kernel/chr_drv/serial.c	head &= TTY_BUF_SIZE-1;
head	358	kernel/chr_drv/serial.c	queue->head = head;
head	371	kernel/chr_drv/serial.c	int head, tail, count;
head	374	kernel/chr_drv/serial.c	head = queue->head;
head	376	kernel/chr_drv/serial.c	if (head==tail && !info->x_char) {
head	389	kernel/chr_drv/serial.c	while (count-- && (tail != head)) {
head	920	kernel/chr_drv/serial.c	int head, tail, count;
head	931	kernel/chr_drv/serial.c	head = queue->head;
head	935	kernel/chr_drv/serial.c	if (tail == head)
head	99	kernel/chr_drv/tty_io.c	int head;
head	104	kernel/chr_drv/tty_io.c	head = (queue->head + 1) & (TTY_BUF_SIZE-1);
head	105	kernel/chr_drv/tty_io.c	if (head != queue->tail) {
head	106	kernel/chr_drv/tty_io.c	queue->buf[queue->head] = c;
head	107	kernel/chr_drv/tty_io.c	queue->head = head;
head	119	kernel/chr_drv/tty_io.c	if (queue->tail != queue->head) {
head	140	kernel/chr_drv/tty_io.c	int head, tail;
head	146	kernel/chr_drv/tty_io.c	head = tty->read_q.head;
head	147	kernel/chr_drv/tty_io.c	while ((result < buflen) && (tail!=head) && ok) {
head	503	kernel/chr_drv/tty_io.c	if (tty->read_q.tail != tty->read_q.head) {
head	587	kernel/chr_drv/tty_io.c	DEC(tty->secondary.head);
head	607	kernel/chr_drv/tty_io.c	DEC(tty->secondary.head);
head	1481	kernel/chr_drv/tty_io.c	int head, tail, count;
head	1485	kernel/chr_drv/tty_io.c	#define VLEFT ((tail-head-1)&(TTY_BUF_SIZE-1))
head	1494	kernel/chr_drv/tty_io.c	head = tty->write_q.head;
head	1500	kernel/chr_drv/tty_io.c	tty->write_q.buf[head++] = *p++;
head	1501	kernel/chr_drv/tty_io.c	head &= TTY_BUF_SIZE-1;
head	1504	kernel/chr_drv/tty_io.c	tty->write_q.head = head;
head	1527	kernel/chr_drv/tty_io.c	int  head, tail, count;
head	1542	kernel/chr_drv/tty_io.c	head = tty->write_q.head;
head	1548	kernel/chr_drv/tty_io.c	tty->write_q.buf[head++] = *p++;
head	1549	kernel/chr_drv/tty_io.c	head &= TTY_BUF_SIZE-1;
head	1552	kernel/chr_drv/tty_io.c	tty->write_q.head = head;
head	46	kernel/chr_drv/tty_ioctl.c	queue->head = queue->tail;
head	225	net/drv/slip/slip.c	int head;
head	229	net/drv/slip/slip.c	head = (queue->head + 1) & (SL_BUF_SIZE-1);
head	230	net/drv/slip/slip.c	if (head != queue->tail) {
head	231	net/drv/slip/slip.c	queue->buf[queue->head] = c;
head	232	net/drv/slip/slip.c	queue->head = head;
head	245	net/drv/slip/slip.c	if (queue->tail != queue->head)
head	632	net/drv/slip/slip.c	sl->rcv_queue.head   = 0;    /* ptr to RECV queue  */
head	30	net/drv/slip/slip.h	unsigned long    head;
head	56	net/drv/slip/slip.h	#define SL_EMPTY(a)  ((a)->head == (a)->tail)
head	57	net/drv/slip/slip.h	#define SL_LEFT(a)  (((a)->tail-(a)->head-1)&(SL_BUF_SIZE-1))
head	58	net/drv/slip/slip.h	#define SL_LAST(a)  ((a)->buf[(SL_BUF_SIZE-1)&((a)->head-1)])
head	60	net/drv/slip/slip.h	#define SL_CHARS(a)  (((a)->head-(a)->tail)&(SL_BUF_SIZE-1))