linux-kernel - Re: [PATCH 02/12] mm: scalable bdi statistics counters.

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: <20070405153746.3cdb9bcd.akpm@linux-foundation.org>
Date:	Thu, 5 Apr 2007 15:37:46 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	root@...gramming.kicks-ass.net
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	miklos@...redi.hu, neilb@...e.de, dgc@....com,
	tomoki.sekiyama.qu@...achi.com, a.p.zijlstra@...llo.nl,
	nikita@...sterfs.com
Subject: Re: [PATCH 02/12] mm: scalable bdi statistics counters.

On Thu, 05 Apr 2007 19:42:11 +0200
root@...gramming.kicks-ass.net wrote:

> Provide scalable per backing_dev_info statistics counters modeled on the ZVC
> code.
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> ---
>  block/ll_rw_blk.c           |    1 
>  drivers/block/rd.c          |    2 
>  drivers/char/mem.c          |    2 
>  fs/char_dev.c               |    1 
>  fs/fuse/inode.c             |    1 
>  fs/nfs/client.c             |    1 
>  include/linux/backing-dev.h |   98 +++++++++++++++++++++++++++++++++++++++++
>  mm/backing-dev.c            |  103 ++++++++++++++++++++++++++++++++++++++++++++

madness!  Quite duplicative of vmstat.h, yet all this infrastructure
is still only usable in one specific application.

Can we please look at generalising the vmstat.h stuff?

Or, the API in percpu_counter.h appears suitable to this application.
(The comment at line 6 is a total lie).
-
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/