linux-kernel - Re: [PATCH] x86_64: resize NR

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]

Date:	Tue, 25 Mar 2008 11:24:04 -0500 (CDT)
From:	Alan Mayer <ajm@....com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Alan Mayer <ajm@....com>, torvalds@...ux-foundation.org,
	linux-kernel list <linux-kernel@...r.kernel.org>,
	Robin Holt <holt@....com>, Jack Steiner <steiner@....com>,
	Russ Anderson <rja@....com>
Subject: Re: [PATCH] x86_64: resize NR_IRQS for large machines

On Tue, 25 Mar 2008, Ingo Molnar wrote:

> 
> * Alan Mayer <ajm@....com> wrote:
> 
> > Subject: [PATCH] x86_64: resize NR_IRQS for large machines
> > 
> > From: Alan Mayer <ajm@....com>
> > 
> > On machines with very large numbers of cpus, tables that are 
> > dimensioned by NR_IRQS get very large, especially the irq_desc table.  
> > They are also very sparsely used.  When the cpu count is > 
> > MAX_IO_APICS, use MAX_IO_APICS to set NR_IRQS, otherwise use NR_CPUS.
> > 
> > Signed-off-by: Alan Mayer <ajm@....com>
> > Reviewed-by: Christoph Lameter <clameter@....com>
> 
> thanks, applied. I suspect this can wait until .26, as there appears to 
> be a number of other patches that you need to get these boxes running on 
> vanilla, right?
> 
> 	Ingo

That's right.  Thanks.

		--ajm

> --
> 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/
> 

Spirits are using me,
A larger voice is calling me.
--
Alan J. Mayer
SGI
ajm@....com
WORK: 651-683-3131
HOME: 651-407-0134
--

--
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/