linux-kernel - Re: Discussion: quick_pit

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:	Wed, 10 Jun 2015 12:30:08 -0700
From:	Arjan van de Ven <arjanvandeven@...il.com>
To:	George Spelvin <linux@...izon.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>, adrian.hunter@...el.com,
	ak@...ux.intel.com, Matt Morton <akpm@...ux-foundation.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	LKML <linux-kernel@...r.kernel.org>, luto@...capital.net,
	Ingo Molnar <mingo@...nel.org>, penberg@....fi,
	Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: Discussion: quick_pit_calibrate is slow

On Wed, Jun 10, 2015 at 11:38 AM, George Spelvin <linux@...izon.com> wrote:

> 25 ns is 100 ppm of 0.25 ms, so it should be okay if I go use a measurement
> interval of 1 ms or more.
>

ok so we're good, but I suspect we want to put this in a comment
somewhere to prevent someone a year from now thinking they can do 100
usec safely ;-)
--
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/