From: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
To: "Hefty, Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Aleksey Senin <alekseys-smomgflXvOZWk0Htik3J/w@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Moni Shoua <monis-hKgKHo2Ms0F+cjeuK/JdrQ@public.gmane.org>,
Alex Rosenbaum <Alexr-smomgflXvOZWk0Htik3J/w@public.gmane.org>,
Roland Dreier <rolandd-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH V2 0/3] New RAW_PACKET QP type
Date: Fri, 05 Nov 2010 10:20:35 -0500 [thread overview]
Message-ID: <4CD420C3.1090803@opengridcomputing.com> (raw)
In-Reply-To: <CF9C39F99A89134C9CF9C4CCB68B8DDF25B83D606E-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
On 11/05/2010 10:15 AM, Hefty, Sean wrote:
>> Not that it matters much, but doesn't "FRAME" and "PACKET" mean the same
>> thing?
>>
> I associate frame with L2 and packet with L3. Since the user is expected to provide the L2 header, frame seems clearer than packet. Then when someone wants to introduce the RAW_PACKET where the user only provides the L3 header, we still have something we can call it.
>
> Or maybe we call this a LAYER2 QP..?
>
The linux PF_PACKET interface comes to mind. It allows
sending/receiving raw ethernet frames:
----
Packet sockets are used to receive or send raw packets at the
device
driver (OSI Layer 2) level. They allow the user to implement
protocol
modules in user space on top of the physical layer.
-----
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next prev parent reply other threads:[~2010-11-05 15:20 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-03 14:30 [PATCH V2 0/3] New RAW_PACKET QP type Aleksey Senin
[not found] ` <4CD171F0.8020506-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2010-11-03 14:33 ` [PATCH V2 1/3] RAW_PACKET QP type definition Aleksey Senin
[not found] ` <4CD172C8.4010700-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2010-11-03 14:35 ` [PATCH V2 2/3] Security check on QP type Aleksey Senin
[not found] ` <4CD17345.7040400-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2010-11-03 14:37 ` [PATCH V2 3/3] Add RAW_PACKET to ib_attach/detach mcast calls Aleksey Senin
2010-11-03 14:58 ` [PATCH V2 0/3] New RAW_PACKET QP type Hefty, Sean
[not found] ` <CF9C39F99A89134C9CF9C4CCB68B8DDF25B8308783-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-11-05 15:06 ` Steve Wise
[not found] ` <4CD41D5D.9030103-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-11-05 15:15 ` Hefty, Sean
[not found] ` <CF9C39F99A89134C9CF9C4CCB68B8DDF25B83D606E-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-11-05 15:20 ` Steve Wise [this message]
[not found] ` <4CD420C3.1090803-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-11-05 16:05 ` Hefty, Sean
[not found] ` <CF9C39F99A89134C9CF9C4CCB68B8DDF25B83D6128-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-11-05 16:09 ` Steve Wise
[not found] ` <4CD42C54.7010609-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-11-07 6:50 ` Or Gerlitz
[not found] ` <4CD64C1D.6010908-hKgKHo2Ms0FWk0Htik3J/w@public.gmane.org>
2010-11-07 21:04 ` Steve Wise
2010-11-08 6:38 ` Alekseys Senin
2010-11-07 12:16 ` Alekseys Senin
2010-11-04 14:25 ` Or Gerlitz
2010-11-05 15:05 ` Steve Wise
2010-11-11 16:01 ` Alekseys Senin
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