From: Ingo Molnar <mingo@elte.hu>
To: Alan Mayer <ajm@sgi.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
jeremy@goop.org, rusty@rustcorp.com.au,
suresh.b.siddha@intel.com, torvalds@linux-foundation.org,
linux-kernel@vger.kernel.org, Dean Nelson <dcn@sgi.com>,
Cliff Wickman <cpw@sgi.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] x86_64: (NEW) Dynamically allocate arch specific system vectors
Date: Mon, 11 Aug 2008 18:59:30 +0200 [thread overview]
Message-ID: <20080811165930.GI4524@elte.hu> (raw)
In-Reply-To: <489C6844.9050902@sgi.com>
* Alan Mayer <ajm@sgi.com> wrote:
> Subject: [PATCH] x86_64: (NEW) Dynamically allocate arch specific
> system vectors
>
> From: Alan Mayer <ajm@sgi.com>
>
> On some systems (e. g., UV) it is necessary to use an interrupt vector
> as a "system" vector, that is, it is generated by system hardware, not
> an IO device. This patch dynamically allocates them from the pool of
> interrupt vectors below the fixed system vectors. This may include
> stealing some from the device interrupt vector pool, so they are
> allocated dynamically so that other archs don't have to pay the price.
> In UV, examples of these hardware and software systems that need
> dynamically allocated vectors are the GRU, the BAU, and XPM/XPC.
patch has severe inlined-as-text corruption, please check
Documentation/email-clients.txt about how to send patches. (or send it
as an attachment, i can process that)
Also, given the extensive feedback from Eric, it would be nice to have
his Acked-by line as well to any patch that is resubmitted for
inclusion, to make sure you meet all the requirements he has outlined.
Thanks,
Ingo
next prev parent reply other threads:[~2008-08-11 17:00 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-08 15:37 [Fwd: [PATCH] x86_64: (NEW) Dynamically allocate arch specific system vectors] Alan Mayer
2008-08-11 16:59 ` Ingo Molnar [this message]
2008-08-11 17:14 ` [PATCH] x86_64: (NEW) Dynamically allocate arch specific system vectors Alan Mayer
2008-08-11 19:39 ` Eric W. Biederman
2008-08-11 19:51 ` Ingo Molnar
2008-08-11 19:55 ` Jeremy Fitzhardinge
2008-08-11 20:10 ` Eric W. Biederman
2008-08-11 20:02 ` Alan Mayer
2008-09-11 15:23 ` [RFC 0/4] dynamically " Dean Nelson
2008-09-11 15:25 ` [RFC 1/4] switch vector_irq[] from irq number to irq_desc pointer Dean Nelson
2008-09-11 15:27 ` [RFC 2/4] introduce dynamically allocated system vectors Dean Nelson
2008-09-14 15:39 ` Ingo Molnar
2008-09-14 15:46 ` Ingo Molnar
2008-09-11 15:28 ` [RFC 3/4] switch static system vector allocation to use vector_irq[] Dean Nelson
2008-09-11 15:29 ` [RFC 4/4] switch non-standard SYSCALL_VECTOR " Dean Nelson
2008-09-14 15:40 ` Ingo Molnar
2008-09-14 15:42 ` Ingo Molnar
2008-09-11 20:04 ` [RFC 0/4] dynamically allocate arch specific system vectors H. Peter Anvin
2008-09-12 11:46 ` Dean Nelson
2008-09-14 15:35 ` Ingo Molnar
2008-09-14 15:48 ` Ingo Molnar
2008-09-15 21:50 ` Dean Nelson
2008-09-16 8:24 ` Ingo Molnar
2008-09-16 20:46 ` Dean Nelson
2008-09-17 17:30 ` Dimitri Sivanich
2008-09-17 18:59 ` Eric W. Biederman
2008-09-18 13:37 ` Dean Nelson
2008-09-18 19:18 ` H. Peter Anvin
2008-09-17 19:15 ` H. Peter Anvin
2008-09-17 20:21 ` Jack Steiner
2008-09-17 22:15 ` Eric W. Biederman
2008-09-18 1:09 ` H. Peter Anvin
2008-09-18 19:10 ` Jack Steiner
2008-09-19 0:28 ` Eric W. Biederman
2008-09-19 8:48 ` Ingo Molnar
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