linux-kernel - Re: IO queueing and complete affinity w/ threads: Some results

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: <20080219151418.97557f0f.pj@sgi.com>
Date:	Tue, 19 Feb 2008 15:14:18 -0600
From:	Paul Jackson <pj@....com>
To:	Jens Axboe <jens.axboe@...cle.com>, Mike Travis <travis@....com>
Cc:	Alan.Brunelle@...com, linux-kernel@...r.kernel.org,
	npiggin@...e.de, dgc@....com, arjan@...ux.intel.com
Subject: Re: IO queueing and complete affinity w/ threads: Some results

Jens wrote:
> My main worry with the current code is the ->lock in the per-cpu
> completion structure.

Drive-by-comment here:  Does the patch posted later this same day by Mike Travis:

  [PATCH 0/2] percpu: Optimize percpu accesses v3

help with this lock issue any?  (I have no real clue here -- just connecting
up the pretty colored dots ;).

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@....com> 1.940.382.4214
--
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/