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Message-ID: <49D6AE55.9060808@kernel.org>
Date: Fri, 03 Apr 2009 17:48:21 -0700
From: Yinghai Lu <yinghai@kernel.org>
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To: Linus Torvalds <torvalds@linux-foundation.org>
CC: Ingo Molnar <mingo@elte.hu>,
       "Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
       "Siddha, Suresh B" <suresh.b.siddha@intel.com>,
       Arjan van de Ven <arjan@infradead.org>,
       Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86: make mtrr code could use debugpat
References: <20090329205805.GA24693@elte.hu> <20090329210103.GA24901@elte.hu> <49CFF517.30001@kernel.org> <alpine.LFD.2.00.0903291553210.3948@localhost.localdomain> <1238434120.4529.783.camel@localhost.localdomain> <20090403175555.GH6295@elte.hu> <alpine.LFD.2.00.0904031203400.4015@localhost.localdomain> <20090403212152.GA3493@linux-os.sc.intel.com> <alpine.LFD.2.00.0904031443340.7007@localhost.localdomain> <alpine.LFD.2.00.0904031521460.3915@localhost.localdomain> <20090403222928.GA6446@elte.hu> <49D68F4B.9010808@kernel.org> <alpine.LFD.2.00.0904031737030.3915@localhost.localdomain>
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Linus Torvalds wrote:
> 
> On Fri, 3 Apr 2009, Yinghai Lu wrote:
>> only print out get_mtrr when debugpat
> 
> Is that get_mtrr message really so interesting that it needs to be printed 
> out at all? Even with debugpat?
> 

it seems some new X server try to touch MTRR at the first, and then try to use pci_mmap_page_range().

YH