linux-kernel - Re: [PATCH 0/9] oprofile: implement support of samples with variable data size

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] [day] [month] [year] [list]

Date:	Wed, 14 Jan 2009 15:53:14 -0600
From:	Maynard Johnson <maynardj@...ibm.com>
To:	Robert Richter <robert.richter@....com>
CC:	Ingo Molnar <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>,
	oprofile-list <oprofile-list@...ts.sourceforge.net>
Subject: Re: [PATCH 0/9] oprofile: implement support of samples with variable
 data size

Robert Richter wrote:
> This patch series implements support of samples with variable data
> size. Current implementation has a fixed sample size of 2 unsigned
> longs. This makes it hard to implement use cases with a different
> sample size (AMD IBS or power pc cell) since buffer locking is
> required or samples my become incomplete. The internal cpu buffer
> usage has been changed now and allows the attachment of data with
> varable length to samples.
> 
> There are patches that also change the current ibs implementation. In
> the end the ibs implentation could be removed from the general
> oprofile code to model specific code. An API is available that
> provides generic functions to use variable sample sizes.
> 
> The patches are also available here:
> 
>  git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile.git oprofile-for-tip
This patch set looks fine.  Nice work!  I still need to test on a couple of platforms, though.  Feel free to bug me if I don't get back to you with results within a week or so.

-Maynard
> 
> -Robert
> 
> 
> 
> 
> ------------------------------------------------------------------------------
> Check out the new SourceForge.net Marketplace.
> It is the best place to buy or sell services for
> just about anything Open Source.
> http://p.sf.net/sfu/Xq1LFB
> _______________________________________________
> oprofile-list mailing list
> oprofile-list@...ts.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/oprofile-list

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/