linux-kernel - Re: [PATCH v3] x86: Remove deprecated disable_hlt and enable

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, 28 Mar 2012 16:31:10 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Josh Boyer <jwboyer@...hat.com>
Cc:	Ingo Molnar <mingo@...nel.org>, Len Brown <len.brown@...el.com>,
	Stephen Hemminger <shemminger@...tta.com>,
	linux-kernel@...r.kernel.org, alan@...rguk.ukuu.org.uk
Subject: Re: [PATCH v3] x86: Remove deprecated disable_hlt and enable_hlt

On Wed, 28 Mar 2012 11:03:00 -0400
Josh Boyer <jwboyer@...hat.com> wrote:

> From: Len Brown <lenb@...el.com>

Nope, it's lenb@...nel.org and/or len.brown@...el.com.

I've been using both addresses for Len lately - I think some people's
@kernel.org addresses are now dead.  I don't know about Len, but mine
has died and I haven't set about working out how to resurrect it.

> The X86_32-only disable_hlt/enable_hlt mechanism was used by the 32-bit
> floppy driver. Its effect was to replace the use of the HLT instruction
> inside default_idle() with cpu_relax().

--
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/