linux-kernel - Re: [PATCH 21/21] time: Rework debugging variables so they aren't global

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: <CALAqxLXXYBaL_QHH0kMPogdCUwTC4WBXmCL=m_W_Bm27w8cxRQ@mail.gmail.com>
Date:	Thu, 2 Apr 2015 10:32:33 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	lkml <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Prarit Bhargava <prarit@...hat.com>,
	Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH 21/21] time: Rework debugging variables so they aren't global

On Thu, Apr 2, 2015 at 12:51 AM, Ingo Molnar <mingo@...nel.org> wrote:
>
> * Peter Zijlstra <peterz@...radead.org> wrote:
>
>> On Wed, Apr 01, 2015 at 08:34:41PM -0700, John Stultz wrote:
>> > Ingo suggested that the timekeeping debugging variables
>> > recently added should not be global, and should be tied
>> > to the timekeeper's read_base.
>>
>> But why? its the same hardware clock for both tkr's. Surely if one goes
>> funny the other will too.
>>
>> It doesn't make sense to duplicate this.
>
> Well, could it be moved to the timekeeper data structure? What I was
> opposed to was making it super-global, after all the (nice) effort we
> made to tidy up global data structures in this area.

Ok. I'll rework this then and resend.  Though if there's no objections
to Xunlei's portion of the series, would you mind merging those into
-tip? I'd like to make sure they get some time in -next before the
merge window opens.

thanks
-john
--
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/