linux-kernel - Re: [PATCH v2 2/2] Documentation: prctl/seccomp

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Message-ID: <CABqD9haEB8OFxKht0u7hiHoQf+_xZL=Y8nFYKUb6DxonR9w6UQ@mail.gmail.com>
Date:	Thu, 12 Jan 2012 11:23:53 -0600
From:	Will Drewry <wad@...omium.org>
To:	Randy Dunlap <rdunlap@...otime.net>
Cc:	linux-kernel@...r.kernel.org, keescook@...omium.org,
	john.johansen@...onical.com, serge.hallyn@...onical.com,
	coreyb@...ux.vnet.ibm.com, pmoore@...hat.com, eparis@...hat.com,
	djm@...drot.org, torvalds@...ux-foundation.org,
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	daniel.lezcano@...e.fr, linux-fsdevel@...r.kernel.org,
	linux-security-module@...r.kernel.org, olofj@...omium.org,
	mhalcrow@...gle.com, dlaor@...hat.com, corbet@....net
Subject: Re: [PATCH v2 2/2] Documentation: prctl/seccomp_filter

On Thu, Jan 12, 2012 at 12:16 PM, Randy Dunlap <rdunlap@...otime.net> wrote:
> On 01/11/2012 03:19 PM, Will Drewry wrote:
>> Document how system call filtering with BPF works and
>> may be used.  Includes an example for x86 (32-bit).
>
> Please tell some of us what "BPF" means.  wikipedia lists 15 possible
> choices, but I don't know which one to choose.

I'll make it clearer in the documentation file and update the patch description.

BPF == Berkeley Packet Filters which are implemented in Linux Socket
Filters (LSF)>

thanks!

>> Signed-off-by: Will Drewry <wad@...omium.org>
>> ---
>>  Documentation/prctl/seccomp_filter.txt |   99 ++++++++++++++++++++++++++++++++
>>  samples/Makefile                       |    2 +-
>>  samples/seccomp/Makefile               |   12 ++++
>>  samples/seccomp/bpf-example.c          |   74 ++++++++++++++++++++++++
>>  4 files changed, 186 insertions(+), 1 deletions(-)
>>  create mode 100644 Documentation/prctl/seccomp_filter.txt
>>  create mode 100644 samples/seccomp/Makefile
>>  create mode 100644 samples/seccomp/bpf-example.c
>
>
> --
> ~Randy
> *** Remember to use Documentation/SubmitChecklist when testing your code ***
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