linux-kernel - Re: [alex.shi@...el.com: Re: [PATCH] UV: fix incorrect tlb flush all issue]

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:	Fri, 14 Sep 2012 08:24:14 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Cliff Wickman <cpw@....com>
CC:	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	jbeulich@...e.com, tglx@...utronix.de, hpa@...or.com
Subject: Re: [alex.shi@...el.com: Re: [PATCH] UV: fix incorrect tlb flush
 all issue]

On 09/14/2012 05:20 AM, Cliff Wickman wrote:

> On Thu, Sep 13, 2012 at 05:53:10PM +0200, Ingo Molnar wrote:
>>
>> Ack?
>>
>> Thanks,
>>
>> 	Ingo
> 
> Ack.
> But with the adjustment below.  The 'end' argument was not declared long.
> 
> I tested the patch on a UV.
> It has the effect of either clearing 1 or all TLBs in a cpu.
> I added some debugging to test for the cases when clearing all TLBs is
> overkill, and in practice it happens very seldom.


Thanks a lot for you all!

> 
> Sorry I didn't participate in this patch earlier.  Jack Steiner was
> copied, I believe.  But steiner@....com is no longer active. Jack has
> retired -- congratulations to him, but a very big loss to us, both 
> professionally and personally.


Congratulations for Jack. :)

--
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/