Messages in this thread | | | Date | Thu, 7 Aug 2008 16:16:27 -0700 | From | "Yinghai Lu" <> | Subject | Re: 2.6.27-rc1 mtrr fixes do not work |
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On Thu, Aug 7, 2008 at 3:14 PM, Alexander Huemer <alexander.huemer@sbg.ac.at> wrote: > Yinghai Lu wrote: >> >> On Thu, Aug 7, 2008 at 1:23 PM, Yinghai Lu <yhlu.kernel@gmail.com> wrote: >> >>> >>> On Thu, Aug 7, 2008 at 1:15 PM, Pallipadi, Venkatesh >>> <venkatesh.pallipadi@intel.com> wrote: >>> >>>> >>>> Adding Yinghai. >>>> >>>> >>>>> >>>>> -----Original Message----- >>>>> From: Rafael J. Wysocki [mailto:rjw@sisk.pl] >>>>> Sent: Thursday, August 07, 2008 1:14 PM >>>>> To: Alexander Huemer >>>>> Cc: linux-kernel@vger.kernel.org; Andi Kleen; Pallipadi, Venkatesh >>>>> Subject: Re: 2.6.27-rc1 mtrr fixes do not work >>>>> >>>>> [Adding CCs.] >>>>> >>>>> On Wednesday, 6 of August 2008, Alexander Huemer wrote: >>>>> >>>>>> >>>>>> hi, >>>>>> >>>>>> mtrr is wrong on my machine. the fixes of 2.6.27-rc1 do not >>>>>> >>>>> >>>>> seem to work. >>>>> >>>>>> >>>>>> bios is the newest version, mainboard vendor says it's not >>>>>> >>>>> >>>>> their fault. >>>>> >>>>>> >>>>>> mainboard is tyan i5000pw. >>>>>> please tell me how i can help and cc me on answers, i am not >>>>>> >>>>> >>>>> subscribed. >>>>> >>>>>> >>>>>> seaburg ~ # cat /proc/mtrr >>>>>> reg00: base=0x00000000 ( 0MB), size=198656MB: write-back, count=1 >>>>>> reg01: base=0x80000000 (2048MB), size=197632MB: write-back, count=1 >>>>>> reg02: base=0x100000000 (4096MB), size=197632MB: write-back, count=1 >>>>>> seaburg ~ # zcat /proc/config.gz | grep MTRR >>>>>> CONFIG_MTRR=y >>>>>> CONFIG_MTRR_SANITIZER=y >>>>>> CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=1 >>>>>> CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1 >>>>>> seaburg ~ # uname -a >>>>>> Linux seaburg 2.6.27-rc1-blackbit #3 SMP Wed Aug 6 00:34:51 CEST 2008 >>>>>> x86_64 Intel(R) Xeon(R) CPU E5420 @ 2.50GHz GenuineIntel GNU/Linux >>>>>> seaburg ~ # >>>>>> >>> >>> alexander, >>> >>> please send out >>> dmesg -s 262144 > dmesg.txt >>> or >>> dmesg -s 524288 > dmesg.txt >>> >>> you may need to set >>> CONFIG_LOG_BUF_SHIFT=19 >>> >> >> without mtrr_gran_size=64m mtrr_chunk_size=1024m on command line >> >> guess mtrr_chunk_size=512m could work >> >> YH >> > > yinghai, > > thanks for the response. > i booted with > mtrr_gransize_64m mtrr_chunk_size_512m > mtrr_chunk_size_512m > here are the 2 dmesg outputs: > http://xx.vu/~ahuemer/dmesg_1.txt > http://xx.vu/~ahuemer/dmesg_2.txt >
can you put "debug" in command line too?
YH
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