From: William Lee Irwin III <wli@holomorphy.com>
To: Zwane Mwaikambo <zwane@holomorphy.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
LSE <lse-tech@lists.sourceforge.net>,
Mark Haverkamp <markh@osdl.org>
Subject: Re: [Lse-tech] [PATCH][ANNOUNCE] 32way/8quad NUMAQ booting with 16 IOAPICs, 223 IRQs
Date: Sun, 16 Mar 2003 22:28:38 -0800 [thread overview]
Message-ID: <20030317062838.GN5891@holomorphy.com> (raw)
In-Reply-To: <Pine.LNX.4.50.0303170107560.2229-100000@montezuma.mastecende.com>
On Sun, 16 Mar 2003, William Lee Irwin III wrote:
>> Running out of IRQ's? Simply jacking up NR_IRQS and HARDIRQ_BITS should
>> suffice if this is what I think it is.
On Mon, Mar 17, 2003 at 01:11:44AM -0500, Zwane Mwaikambo wrote:
> I'll have to see what repurcussions that will bring about, but i'll add
> that to the TODO list.
Well, I tried it in my prior attempt and didn't have problems in that
area. AFAICT it "just works" if you jack up the numbers.
Also, NUMA-Q's max at 640 routeable RTE's with 16 quads so you'll only
need to add 1 to HARDIRQ_BITS.
The cpu count issue I've fixed in a separate patch.
-- wli
next prev parent reply other threads:[~2003-03-17 6:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-17 5:21 [PATCH][ANNOUNCE] 32way/8quad NUMAQ booting with 16 IOAPICs, 223 IRQs Zwane Mwaikambo
2003-03-17 5:54 ` [Lse-tech] " William Lee Irwin III
2003-03-17 6:11 ` Zwane Mwaikambo
2003-03-17 6:28 ` William Lee Irwin III [this message]
2003-03-17 7:28 ` Zwane Mwaikambo
2003-03-17 7:41 ` William Lee Irwin III
2003-03-17 8:15 ` Zwane Mwaikambo
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