linux-kernel - Re: [PATCH net-next] perf/core: Put size of a sample at the end of it by PERF_SAMPLE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20160111181303.GA26146@ast-mbp.thefacebook.com>
Date:	Mon, 11 Jan 2016 10:13:04 -0800
From:	Alexei Starovoitov <alexei.starovoitov@...il.com>
To:	Daniel Borkmann <daniel@...earbox.net>
Cc:	Wang Nan <wangnan0@...wei.com>, davem@...emloft.net,
	acme@...nel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, pi3orama@....com, lizefan@...wei.com,
	Adrian Hunter <adrian.hunter@...el.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Yunlong Song <yunlong.song@...wei.com>
Subject: Re: [PATCH net-next] perf/core: Put size of a sample at the end of
 it by PERF_SAMPLE_TAILSIZE

On Mon, Jan 11, 2016 at 06:05:10PM +0100, Daniel Borkmann wrote:
> Hi Wang,
> 
> On 01/11/2016 02:24 PM, Wang Nan wrote:
> >This patch introduces a PERF_SAMPLE_TAILSIZE flag which allows a size
> >field attached at the end of a sample. The idea comes from [1] that,
> >with tie size at tail of an event, it is possible for user program who
> >read from the ring buffer parse events backward.
...
> >Signed-off-by: Wang Nan <wangnan0@...wei.com>
> [...]
> 
> As this seems unrelated to networking, net-next tree seems not really appropriate?

clearly not for net-next.
Wang, see my reply to the same patch in your other thread.