linux-kernel - Re: [PATCH] usb: gadget: functions: add ftrace export over USB

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: <87ftrg8t3j.fsf@linux.intel.com>
Date:   Thu, 21 Mar 2019 11:38:56 +0200
From:   Felipe Balbi <felipe.balbi@...ux.intel.com>
To:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Cc:     Linux USB <linux-usb@...r.kernel.org>,
        linux-kernel@...r.kernel.org,
        Chunyan Zhang <zhang.chunyan@...aro.org>
Subject: Re: [PATCH] usb: gadget: functions: add ftrace export over USB


Hi,

Felipe Balbi <felipe.balbi@...ux.intel.com> writes:
> Allow for ftrace data to be exported over a USB Gadget
> Controller. With this, we have a potentially very fast pipe for
> transmitting ftrace data to a Host PC for further analysis.
>
> Note that in order to decode the data, one needs access to kernel
> symbols in order to convert binary data into function names and what
> not.
>
> Signed-off-by: Felipe Balbi <felipe.balbi@...ux.intel.com>
> ---
>
> I wanted to take this through the gadget tree, but there is a
> dependency with a previous patch of mine adding and extra argument to
> the ->write() function. Hoping someone else will take it.

This is still not upstream, I'll take it through my tree this time around.

-- 
balbi

Download attachment "signature.asc" of type "application/pgp-signature" (833 bytes)