Llk-packet-diagram - Revision history

Mccoyjo at 17:45, 11 October 2005

2005-10-11T17:45:41Z

← Older revision		Revision as of 17:45, 11 October 2005
Line 17:		Line 17:
	<div id="1">		<div id="1">
	1. Timer location: net/socket.c:1551, sys_send.		1. Timer location: net/socket.c:1551, sys_send.
	Data is copied from user to kernel space via copy_from_user		Data is copied from user to kernel space via copy_from_user.
	</div>		</div>
	<div id="2">		<div id="2">
	2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg.		2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg.
	Kernel buffer is wrapped into a BSD socket data structure		Kernel buffer is wrapped into a BSD socket data structure.
	</div>		</div>
	<div id="3">		<div id="3">
	3. Timer location: net/ipv4/tcp_output.c:374, tcp_transmit_skb		3. Timer location: net/ipv4/tcp_output.c:374, tcp_transmit_skb.
	TCP wrapper placed around data.		TCP wrapper placed around data.
	</div>		</div>
	<div id="4">		<div id="4">
	4. Timer location: net/ipv4/ip_output.c:240, ip_finish_output		4. Timer location: net/ipv4/ip_output.c:240, ip_finish_output.
	IP wrapper placed around data.		IP wrapper placed around data.
	</div>		</div>
	<div id="5">		<div id="5">
	5. Timer location: net/ipv4/ip_output.c:224, tp_hard_start_xmit		5. Timer location: net/ipv4/ip_output.c:224, tp_hard_start_xmit.
	Data is copied from kernel memory to card memory and transmitted over the line. This begins in hard_start_xmit, which is a function defined by the driver.		Data is copied from kernel memory to card memory and transmitted over the line. This begins in hard_start_xmit, which is a function defined by the driver.
	</div>		</div>
	<div id="6">		<div id="6">
	6. Timer location: net/core/dev.c:1843,1849, process_backlog		6. Timer location: net/core/dev.c:1843,1849, process_backlog.
	Data is taken from line to card memory by driver then copied from card memorty to kernel memory via skb buffer dequeuing (skb_dequeue).		Data is taken from line to card memory by driver then copied from card memorty to kernel memory via skb buffer dequeuing (skb_dequeue).
	</div>		</div>
	<div id="7">		<div id="7">
	7. Timer location: net/ipv4/ip_input.c:293, ip_rcv_finish		7. Timer location: net/ipv4/ip_input.c:293, ip_rcv_finish.
	</div>		</div>
	<div id="8">		<div id="8">
	8. Timer location: net/ipv4/tcp_ipv4.c:1744, tcp_v4_rcv		8. Timer location: net/ipv4/tcp_ipv4.c:1744, tcp_v4_rcv.
	</div>		</div>
	<div id="9">		<div id="9">
	9. Timer location: net/ipv4/tcp_input.c:4362,4398,4449, tcp_rcv_established		9. Timer location: net/ipv4/tcp_input.c:4362,4398,4449, tcp_rcv_established.
	</div>		</div>
	<div id="10">		<div id="10">
	10. Timer location: net/socket.c:1601, sys_recvfrom		10. Timer location: net/socket.c:1601, sys_recvfrom.
	</div>		</div>

Mccoyjo at 17:44, 11 October 2005

2005-10-11T17:44:23Z

← Older revision		Revision as of 17:44, 11 October 2005
Line 16:		Line 16:

	<div id="1">		<div id="1">
	1. Timer location: net/socket.c:1551, sys_send~~<br />~~		1. Timer location: net/socket.c:1551, sys_send.
	Data is copied from user to kernel space via copy_from_user		Data is copied from user to kernel space via copy_from_user
	</div>		</div>
	<div id="2">		<div id="2">
	2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg~~<br />~~		2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg.
	Kernel buffer is wrapped into a BSD socket data structure		Kernel buffer is wrapped into a BSD socket data structure
	</div>		</div>

Mccoyjo at 17:44, 11 October 2005

2005-10-11T17:44:07Z

← Older revision		Revision as of 17:44, 11 October 2005
Line 16:		Line 16:

	<div id="1">		<div id="1">
	1. Timer location: net/socket.c:1551, sys_send		1. Timer location: net/socket.c:1551, sys_send<br />
	Data is copied from user to kernel space via copy_from_user		Data is copied from user to kernel space via copy_from_user
	</div>		</div>
	<div id="2">		<div id="2">
	2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg		2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg<br />
	Kernel buffer is wrapped into a BSD socket data structure		Kernel buffer is wrapped into a BSD socket data structure
	</div>		</div>

Mccoyjo at 17:43, 11 October 2005

2005-10-11T17:43:34Z

← Older revision		Revision as of 17:43, 11 October 2005
Line 17:		Line 17:
	<div id="1">		<div id="1">
	1. Timer location: net/socket.c:1551, sys_send		1. Timer location: net/socket.c:1551, sys_send
			Data is copied from user to kernel space via copy_from_user
	</div>		</div>
	<div id="2">		<div id="2">
	2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg		2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg
			Kernel buffer is wrapped into a BSD socket data structure
	</div>		</div>
	<div id="3">		<div id="3">
	3. Timer location: net/ipv4/tcp_output.c:374, tcp_transmit_skb		3. Timer location: net/ipv4/tcp_output.c:374, tcp_transmit_skb
			TCP wrapper placed around data.
	</div>		</div>
	<div id="4">		<div id="4">
	4. Timer location: net/ipv4/ip_output.c:240, ip_finish_output		4. Timer location: net/ipv4/ip_output.c:240, ip_finish_output
			IP wrapper placed around data.
	</div>		</div>
	<div id="5">		<div id="5">
	5. Timer location: net/ipv4/ip_output.c:224, tp_hard_start_xmit		5. Timer location: net/ipv4/ip_output.c:224, tp_hard_start_xmit
			Data is copied from kernel memory to card memory and transmitted over the line. This begins in hard_start_xmit, which is a function defined by the driver.
	</div>		</div>
	<div id="6">		<div id="6">
	6. Timer location: net/core/dev.c:1843,1849, process_backlog		6. Timer location: net/core/dev.c:1843,1849, process_backlog
			Data is taken from line to card memory by driver then copied from card memorty to kernel memory via skb buffer dequeuing (skb_dequeue).
	</div>		</div>
	<div id="7">		<div id="7">

Mccoyjo at 17:31, 11 October 2005

2005-10-11T17:31:18Z

← Older revision		Revision as of 17:31, 11 October 2005
Line 16:		Line 16:

	<div id="1">		<div id="1">
	1.		1. Timer location: net/socket.c:1551, sys_send
	</div>		</div>
	<div id="2">		<div id="2">
	2.		2. Timer location: net/ipv4/af_inet.c:661, inet_sendmsg
	</div>		</div>
	<div id="3">		<div id="3">
	3.		3. Timer location: net/ipv4/tcp_output.c:374, tcp_transmit_skb
	</div>		</div>
	<div id="4">		<div id="4">
	4.		4. Timer location: net/ipv4/ip_output.c:240, ip_finish_output
	</div>		</div>
	<div id="5">		<div id="5">
	5.		5. Timer location: net/ipv4/ip_output.c:224, tp_hard_start_xmit
	</div>		</div>
	<div id="6">		<div id="6">
	6.		6. Timer location: net/core/dev.c:1843,1849, process_backlog
	</div>		</div>
	<div id="7">		<div id="7">
	7.		7. Timer location: net/ipv4/ip_input.c:293, ip_rcv_finish
	</div>		</div>
	<div id="8">		<div id="8">
	8.		8. Timer location: net/ipv4/tcp_ipv4.c:1744, tcp_v4_rcv
	</div>		</div>
	<div id="9">		<div id="9">
	9.		9. Timer location: net/ipv4/tcp_input.c:4362,4398,4449, tcp_rcv_established
	</div>		</div>
	<div id="10">		<div id="10">
	10.		10. Timer location: net/socket.c:1601, sys_recvfrom
	</div>		</div>

Mccoyjo at 17:24, 11 October 2005

2005-10-11T17:24:07Z

← Older revision		Revision as of 17:24, 11 October 2005
Line 41:		Line 41:
	<div id="9">		<div id="9">
	9.		9.
			</div>
			<div id="10">
			10.
	</div>		</div>

Mccoyjo at 17:23, 11 October 2005

2005-10-11T17:23:38Z

← Older revision		Revision as of 17:23, 11 October 2005
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	<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>		<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>
	<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>		<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>
	<div style="position: absolute; left: 1100px; top: ~~70px~~">[[#5]]</div>		<div style="position: absolute; left: 1100px; top: 67px">[[#5]]</div>
	<div style="position: absolute; left: 1100px; top: ~~250px~~">[[#6]]</div>		<div style="position: absolute; left: 1100px; top: 310px">[[#6]]</div>
	<div style="position: absolute; left: 900px; top: 310px">[[#7]]</div>		<div style="position: absolute; left: 900px; top: 310px">[[#7]]</div>
	<div style="position: absolute; left: 660px; top: 310px">[[#8]]</div>		<div style="position: absolute; left: 660px; top: 310px">[[#8]]</div>

Mccoyjo at 17:23, 11 October 2005

2005-10-11T17:23:06Z

← Older revision		Revision as of 17:23, 11 October 2005
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	<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>		<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>
	<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>		<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>
	<div style="position: absolute; left: ~~1150px~~; top: ~~110px~~">[[#5]]</div>		<div style="position: absolute; left: 1100px; top: 70px">[[#5]]</div>
	<div style="position: absolute; left: ~~1150px~~; top: ~~210px~~">[[#6]]</div>		<div style="position: absolute; left: 1100px; top: 250px">[[#6]]</div>
	<div style="position: absolute; left: 900px; top: 310px">[[#7]]</div>		<div style="position: absolute; left: 900px; top: 310px">[[#7]]</div>
	<div style="position: absolute; left: 660px; top: 310px">[[#8]]</div>		<div style="position: absolute; left: 660px; top: 310px">[[#8]]</div>

Mccoyjo at 17:21, 11 October 2005

2005-10-11T17:21:45Z

← Older revision		Revision as of 17:21, 11 October 2005
Line 4:		Line 4:
	<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>		<div style="position: absolute; left: 660px; top: 67px">[[#3]]</div>
	<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>		<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>
	<div style="position: absolute; left: 1150px; top: ~~160px~~">[[#5]]</div>		<div style="position: absolute; left: 1150px; top: 110px">[[#5]]</div>
	<div style="position: absolute; left: ~~660px~~; top: 310px">[[#7]]</div>		<div style="position: absolute; left: 1150px; top: 210px">[[#6]]</div>
	<div style="position: absolute; left: ~~420px~~; top: 310px">[[#8]]</div>		<div style="position: absolute; left: 900px; top: 310px">[[#7]]</div>
	<div style="position: absolute; left: ~~180px~~; top: 310px">[[#9]]</div>		<div style="position: absolute; left: 660px; top: 310px">[[#8]]</div>
	<div style="position: absolute; left: ~~900px~~; top: 310px">[[#6]]</div>		<div style="position: absolute; left: 420px; top: 310px">[[#9]]</div>
			<div style="position: absolute; left: 180px; top: 310px">[[#10]]</div>

Mccoyjo at 17:19, 11 October 2005

2005-10-11T17:19:37Z

← Older revision		Revision as of 17:19, 11 October 2005
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	<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>		<div style="position: absolute; left: 900px; top: 67px">[[#4]]</div>
	<div style="position: absolute; left: 1150px; top: 160px">[[#5]]</div>		<div style="position: absolute; left: 1150px; top: 160px">[[#5]]</div>
	<div style="position: absolute; left: 660px; top: 310px">[[#6]]</div>		<div style="position: absolute; left: 660px; top: 310px">[[#7]]</div>
	<div style="position: absolute; left: 420px; top: 310px">[[#7]]</div>		<div style="position: absolute; left: 420px; top: 310px">[[#8]]</div>
	<div style="position: absolute; left: 180px; top: 310px">[[#8]]</div>		<div style="position: absolute; left: 180px; top: 310px">[[#9]]</div>
	<div style="position: absolute; left: 900px; top: 310px">[[#9]]</div>		<div style="position: absolute; left: 900px; top: 310px">[[#6]]</div>