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From: Suresh Siddha <suresh.b.siddha@intel.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Jesse Brandeburg <jesse.brandeburg@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	NetDEV list <netdev@vger.kernel.org>,
	"Brandeburg, Jesse" <jesse.brandeburg@intel.com>
Subject: Re: Subject: [PATCH 1/2] x86: get back 15 vectors
Date: Mon, 04 Jan 2010 11:45:53 -0800	[thread overview]
Message-ID: <1262634353.2700.49.camel@sbs-t61.sc.intel.com> (raw)
In-Reply-To: <4B424305.7050803@kernel.org>

On Mon, 2010-01-04 at 11:35 -0800, Yinghai Lu wrote:
> sth like this?
> 
> Subject: [PATCH 1/2] x86: get back 16 vectors
> 
> -v2: according to hpa that we could start from 0x10
>      according to Eric, we should hold 16 vectors for IRQ MOVE
> 
> Signed-off-by: Yinghai Lu <yinghai@kernel.org>
> 

Yinghai we have to change IRQ_MOVE_CLEANUP_VECTOR to 0x1f or so. From
the cpu perspective this vector is documented as illegal, so we need to
check if this change will work on the cpu's we have today to get some
confidence.

thanks,
suresh


  reply	other threads:[~2010-01-04 19:47 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-25  8:42 [PATCH] x86: increase NR_IRQS and nr_irqs Yinghai Lu
2009-12-28  9:47 ` Ingo Molnar
2009-12-29  5:08   ` [PATCH -v2] " Yinghai Lu
2009-12-30 12:21     ` [tip:x86/apic] x86: Increase " tip-bot for Yinghai Lu
2010-01-04  3:06     ` [PATCH -v2] x86: increase " Jesse Brandeburg
2010-01-04  3:20       ` Yinghai Lu
2010-01-04  6:56         ` Subject: [PATCH 1/2] x86: get back 15 vectors Yinghai Lu
2010-01-04 16:18           ` Eric W. Biederman
2010-01-04 18:40             ` Yinghai Lu
2010-01-04 19:04               ` Eric W. Biederman
2010-01-04 19:14                 ` H. Peter Anvin
2010-01-04 19:01             ` H. Peter Anvin
2010-01-04 19:09               ` Eric W. Biederman
2010-01-04 19:35                 ` Yinghai Lu
2010-01-04 19:45                   ` Suresh Siddha [this message]
2010-01-04 19:50                     ` H. Peter Anvin
2010-01-05  0:05                       ` Suresh Siddha
2010-01-05  0:16                         ` Yinghai Lu
2010-01-05  5:30                           ` [tip:x86/apic] x86, apic: Reclaim IDT vectors 0x20-0x2f tip-bot for H. Peter Anvin
2010-01-04 19:48                   ` Subject: [PATCH 1/2] x86: get back 15 vectors H. Peter Anvin
2010-01-04 20:06                     ` Yinghai Lu
2010-01-04 20:14                       ` Eric W. Biederman
2010-01-04 20:33                         ` Yinghai Lu
2010-01-04 21:10                           ` H. Peter Anvin
2010-01-04 21:20                             ` Yinghai Lu
2010-01-04 21:33                               ` H. Peter Anvin
2010-01-04 22:01                                 ` Yinghai Lu
2010-01-04 23:03                                   ` H. Peter Anvin
2010-01-04 23:32                                     ` Yinghai Lu
2010-01-04 23:38                                       ` H. Peter Anvin
2010-01-04 23:42                                         ` Yinghai Lu
2010-01-04 23:49                                         ` Yinghai Lu
2010-01-04 23:59                                           ` H. Peter Anvin
2010-01-05  5:30                                   ` [tip:x86/apic] x86, apic: Don't waste a vector to improve vector spread tip-bot for H. Peter Anvin
2010-01-04 20:08                   ` Subject: [PATCH 1/2] x86: get back 15 vectors Eric W. Biederman
2010-01-04  6:58         ` [PATCH 2/2] x86: get more exact nr_irqs Yinghai Lu
2010-01-04 16:55           ` Eric W. Biederman
2010-01-04 19:03             ` Yinghai Lu
2010-01-04 19:16               ` Eric W. Biederman
2010-01-04 19:30                 ` H. Peter Anvin
2010-01-04 19:47                   ` Yinghai Lu
2010-01-04 20:05                   ` Eric W. Biederman
2010-01-04 21:50                     ` H. Peter Anvin
2010-01-04  6:59         ` [PATCH 1/2] x86: get back 15 vectors Yinghai Lu

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