linux-kernel - Re: [PATCH 0/3] dyn

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: <m1tze5zony.fsf@frodo.ebiederm.org>
Date:	Thu, 31 Jul 2008 15:14:57 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Yinghai Lu <yhlu.kernel@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Mike Travis <travis@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, benh <benh@...nel.crashing.org>
Subject: Re: [PATCH 0/3] dyn_array support #2

Peter Zijlstra <peterz@...radead.org> writes:

> On Wed, 2008-07-30 at 21:09 -0700, Yinghai Lu wrote:
>> please check the patches adding dyn_array and nr_irqs #2
>
> Why can't we use a radix tree like powerpc does?

Unless I am mistaken the ppc uses the radix tree for something
different.  We don't have any architecture in the kernel to
my knowledge that doesn't use an array of irq_desc entries.

Killing the array of irq_desc entries and along with it
NR_IRQS is what needs to happen.

Eric
--
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/