Messages in this thread |  | | Date | Mon, 8 Jun 2009 09:52:42 +0800 | From | Amerigo Wang <> | Subject | Re: /proc/kcore has a unreasonable size(281474974617600) in x86_64 2.6.30-rc8. |
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On Sat, Jun 06, 2009 at 03:21:23PM -0700, Yinghai Lu wrote: >Tao Ma wrote: >> >> Yinghai Lu wrote: >>> Tao Ma wrote: >>>> >>>> Amerigo Wang wrote: >>>>> On Fri, Jun 05, 2009 at 05:30:49PM +0800, Tao Ma wrote: >>>>>>> Please send the boot logs: dmesg -s 1000000 > foo >>>>>> attached. >>>>>> #######high memory 18446612137615818752, size_t 18446612137615818752 >>>>>> #######kcore size 5301604352, PAGE_OFFSET 0, PAGE_SIZE 4096 >>>>> >>>>> These two lines must be added by yourself... >>>>> >>>>> What?! >>>>> How can PAGE_OFFSET be 0?? >>>>> Can you show us these two printk() you just added? >>>>> >>>>> And, the size of kcore is not the crazy number in the subject... >>>>> This one is much saner.. >>>> Sorry, I used the wrong printk. the correct one is: >>>> #######high memory 18446612137615818752, size_t 18446612137615818752 >>>> #######kcore size 5301604352, PAGE_OFFSET 18446612132314218496, >>>> PAGE_SIZE 4096 >>>> >>> >>> %lx should be used. >>> >>> also you compiler doesn't like >>> >>> high_memory = (void *)__va(max_pfn * PAGE_SIZE - 1) + 1; >>> >>> in setup.c? >> Sorry fo my poor English, bug what do you mean? >> >> I just printk in the setup.c and the result is >> >> @@@@high_momory ffff88013c000000 > >so that value print out is right.
Yeah.
Tao, can you reproduce the number mentioned in the subject??
Thanks.
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