linux-kernel - Re: [patch v2 0/5] percpu_counter: bug fix and enhancement

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 for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110512090534.GE1030@htj.dyndns.org>
Date:	Thu, 12 May 2011 11:05:34 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Shaohua Li <shaohua.li@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"cl@...ux.com" <cl@...ux.com>,
	"npiggin@...nel.dk" <npiggin@...nel.dk>
Subject: Re: [patch v2 0/5] percpu_counter: bug fix and enhancement

Hello,

On Thu, May 12, 2011 at 11:02:15AM +0200, Eric Dumazet wrote:
> > I don't think @maxfuzzy is necessary there.  I wrote this before but
> > why can't we track the actual deviation instead of the number of
> > deviation events?
> 
> Thats roughly same thing (BATCH multiplicator factor apart)
> 
> Most percpu_counter users for a given percpu_counter object use a given
> BATCH, dont they ?

Well, @maxfuzzy is much harder than @batch.  It's way less intuitive.
Although I haven't really thought about it that much, I think it might
be possible to eliminate it.  Maybe I'm confused.  I'll take another
look later but if someone can think of something, please jump right
in.

Thanks.

-- 
tejun
--
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/