linux-kernel - Re: [RFC][PATCH 0/8] Speculative pagefault -v3

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: <28c262361001041826h6a63af37s4d8f88208a387ead@mail.gmail.com>
Date:	Tue, 5 Jan 2010 11:26:52 +0900
From:	Minchan Kim <minchan.kim@...il.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>, cl@...ux-foundation.org,
	"hugh.dickins" <hugh.dickins@...cali.co.uk>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [RFC][PATCH 0/8] Speculative pagefault -v3

Hi, Peter.

On Tue, Jan 5, 2010 at 3:24 AM, Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:
> Patch series implementing speculative page faults for x86.
>
> Still needs lots of things sorted, like:
>
>  - call_srcu()
>  - ptl, irq and tlb-flush
>  - a 2nd VM_FAULT_LOCK? return code to distuinguish between
>    simple retry and must take mmap_sem semantics?
>
> Comments?
> --
>
>

I looked over this patch series.
This series are most neat in things I have ever seen.
If we solve call_srcu problem, it would be good.

I will help you test this series in my machine to work well.

-- 
Kind regards,
Minchan Kim
--
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/