From: Ingo Molnar <mingo@elte.hu>
To: Cliff Wickman <cpw@sgi.com>
Cc: linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Yinghai Lu <yhlu.kernel@gmail.com>
Subject: Re: [PATCH] SGI UV: hardcode the TLB flush interrupt system vector
Date: Wed, 20 Aug 2008 12:36:21 +0200 [thread overview]
Message-ID: <20080820103621.GC2816@elte.hu> (raw)
In-Reply-To: <E1KVVN9-0006fS-4Z@eag09.americas.sgi.com>
* Cliff Wickman <cpw@sgi.com> wrote:
> From: Cliff Wickman <cpw@sgi.com>
>
> The UV TLB shootdown mechanism needs a system interrupt vector.
>
> Its vector had been hardcoded as 200, but needs to moved to the
> reserved system vector range so that it does not collide with some
> device vector.
>
> This is still temporary until dynamic system IRQ allocation is
> provided. But it will be needed when real UV hardware becomes
> available and runs 2.6.27.
applied to tip/x86/urgent, thanks Cliff.
Ingo
prev parent reply other threads:[~2008-08-20 10:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-19 17:51 Cliff Wickman
2008-08-20 10:36 ` Ingo Molnar [this message]
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