linux-kernel - Re: [PATCH] ppc64 ftrace: mark data

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: <20150516080534.GA27059@lst.de>
Date:	Sat, 16 May 2015 10:05:34 +0200
From:	Torsten Duwe <duwe@....de>
To:	Michael Ellerman <mpe@...erman.id.au>
Cc:	ppc-dev <linuxppc-dev@...ts.ozlabs.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ppc64 ftrace: mark data_access callees "notrace" (pt.1)

On Fri, May 15, 2015 at 10:45:42AM +0200, Torsten Duwe wrote:
> On Fri, May 15, 2015 at 11:34:47AM +1000, Michael Ellerman wrote:
> >
> > There's got to be a better solution than this.
>
> Can you think of a better approach?

Maybe a per thread variable to lock out a recursion into tracing?
Thanks for your doubt.

	Torsten

--
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/