linux-kernel - Re: [PATCH 27/33] tools, perf: Add a precise event qualifier

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]

Date:	Sun, 28 Oct 2012 13:06:03 -0700
From:	Andi Kleen <ak@...ux.intel.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
	acme@...hat.com, peterz@...radead.org, eranian@...gle.com,
	mingo@...nel.org
Subject: Re: [PATCH 27/33] tools, perf: Add a precise event qualifier

On Sun, Oct 28, 2012 at 08:24:49PM +0100, Jiri Olsa wrote:
> On Sun, Oct 28, 2012 at 08:13:13PM +0100, Andi Kleen wrote:
> > On Sat, Oct 27, 2012 at 09:35:44PM +0200, Jiri Olsa wrote:
> > > On Fri, Oct 26, 2012 at 01:30:09PM -0700, Andi Kleen wrote:
> > > > From: Andi Kleen <ak@...ux.intel.com>
> > > > 
> > > > Add a precise qualifier, like cpu/event=0x3c,precise=1/
> > > hm, I think this works already via 'p' modifier like:
> > >    cpu/event=0x3c/p
> > 
> > Not for kernel specified events, which is why this was needed.
> 
> I haven't checked deeply, but I thought the modifier is always
> applied, what do you mean by 'kernel specified events' ?

Events exported in sysfs.

See the earlier patches in the patchkit.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
--
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/