linux-kernel - Re: [PATCH 1/3] Adds a read-only "procs" file similar to "tasks" that shows only unique tgids

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] [day] [month] [year] [list]

Message-ID: <4A5D318C.5090508@cn.fujitsu.com>
Date:	Wed, 15 Jul 2009 09:31:56 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Dave Hansen <dave@...ux.vnet.ibm.com>
CC:	Benjamin Blum <bblum@...gle.com>,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, menage@...gle.com,
	akpm@...ux-foundation.org
Subject: Re: [PATCH 1/3] Adds a read-only "procs" file similar to "tasks"
 that shows only unique tgids

Dave Hansen wrote:
> On Tue, 2009-07-14 at 14:26 -0700, Benjamin Blum wrote:
>> This method looks to be a compromise between Andrew's proposed
>> generalized solution ( http://lkml.org/lkml/2009/7/2/518 ) and the
>> current quick-fix. The problem with it is that it'll require a layer
>> between whoever's using the array and managing the list structs (for
>> the case where we need to chain multiple blocks together), and if
>> we're going to put forth enough effort for that, we may as well go
>> ahead and write up a generalized kernel-wide library to fix this size
>> problem globally.
> 
> This "Andrew" guy seems to know what he's talking about. :)
> 
> We've also got a set of pgarrs (struct page arrays) in the
> checkpoint/restart code that would make use of something generic like
> this.  
> 

The dynamic-page-array thing sounds a right way to go. It's open-coded
in some other places, ring_buffer.c is one among.

--
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/