From: David Smith <dsmith@redhat.com>
To: Alexander Lochmann <alexander.lochmann@tu-dortmund.de>,
systemtap@sourceware.org
Subject: Re: Blacklist regex is too general
Date: Tue, 12 Apr 2016 15:42:00 -0000 [thread overview]
Message-ID: <570D1745.90506@redhat.com> (raw)
In-Reply-To: <570CBC09.2080608@tu-dortmund.de>
On 04/12/2016 04:12 AM, Alexander Lochmann wrote:
> Hi folks!
>
> I've wanted to measure the impact of packet duplication due to a raw socket.
> To do so, I have to probe the kernel function 'raw_v4_input' in
> net/ipv4/raw.c.
> Unfortunately, the function name matches the regex defined at
> dwflpp:4324, which is: blfn += "|raw_.*";.
> On my opinion, the regex is too general, and there is no reason why it
> shouldn't be allowed to probe 'raw_v4_input'.
> It therefore might be necessary to rephrase the mentioned regex. :)
While we think about the best way to proceed here, you should be able to
use '-g' (guru mode) to ignore the blacklist.
--
David Smith
dsmith@redhat.com
Red Hat
http://www.redhat.com
256.217.0141 (direct)
256.837.0057 (fax)
next prev parent reply other threads:[~2016-04-12 15:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-12 9:12 Alexander Lochmann
2016-04-12 15:42 ` David Smith [this message]
2016-04-12 15:46 ` Alexander Lochmann
2016-04-13 15:13 ` David Smith
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