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Re: Geeky Linux Question... a little left of topic

From: Egor Starostin <egorst_at_gmail.com>
Date: Fri, 18 Feb 2005 10:42:19 +0600
Message-ID: <f0fc919705021720421f1b101c@mail.gmail.com>


> We are running a bunch of Linux servers... 64 Bit, have a few that are
> 32 bit... Red Hat 3
>
> If you look at cpuinfo... there is a flag... "lm"
>
> Red Hat site is less than helpful from what I have found.
> Google is also less than helpful... there are LMs in docs that have
> cupinfo... but not what the flag signifies or means.
>
> Anyone have any ideas?

Here's the extract from one of kernel headers: /* AMD-defined CPU features, CPUID level 0x80000001, word 1 */ #define X86_FEATURE_LM (1*32+29) /* Long Mode (x86-64) */

Try to search google for 'Long Mode (x86-64)' and you will find info about this feature.

-- 
Egor
http://www.oracledba.ru/orasrp/
Free Oracle Session Resource Profiler
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Received on Thu Feb 17 2005 - 23:45:13 CST

Original text of this message

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