public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Marcel Holtmann <marcel@holtmann.org>
To: Dave Jones <davej@redhat.com>
Cc: Lukas Hejtmanek <xhejtman@mail.muni.cz>, linux-kernel@vger.kernel.org
Subject: Re: 4GB memory and Intel Dual-Core system
Date: Sat, 29 Oct 2005 13:15:24 +0200	[thread overview]
Message-ID: <1130584524.5360.1.camel@blade> (raw)
In-Reply-To: <20051029033229.GA13257@redhat.com>

Hi Dave,

>  > I have system with 2 Pentium 4 Xeon EM64T processors using 4GB of RAM.
>  > 
>  > Kernel is 2.6.13.4 compiled for x86_64 architecture.
>  > 
>  > Btw, /proc/cpuinfo reports, that only 36 bits are availalable for physical 
>  > memory. Not 40.
> 
> That should be fixed in 2.6.14

is this only true for the Xeon series or should it be 40 bits for every
EM64T capable CPU from Intel? I ask, because mine still shows 36 bits
with the latest vanilla from today.

processor       : 0
vendor_id       : GenuineIntel
cpu family      : 15
model           : 4
model name      :               Intel(R) Pentium(R) D CPU 2.80GHz
stepping        : 4
cpu MHz         : 2800.229
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 0
cpu cores       : 2
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm syscall lm constant_tsc pni monitor ds_cpl cid cx16 xtpr
bogomips        : 5609.23
clflush size    : 64
cache_alignment : 128
address sizes   : 36 bits physical, 48 bits virtual
power management:

Regards

Marcel



  reply	other threads:[~2005-10-29 11:15 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-10-28 20:58 4GB memory and Intel Dual-Core system Lukas Hejtmanek
2005-10-29  3:32 ` Dave Jones
2005-10-29 11:15   ` Marcel Holtmann [this message]
2005-10-30  6:49     ` Dave Jones
2005-10-31 21:04       ` [stable] " Chris Wright
2005-11-03 18:34         ` [discuss] " Andi Kleen
2005-11-04  0:50           ` Chris Wright
  -- strict thread matches above, loose matches on Subject: below --
2005-10-27 20:33 Marcel Holtmann
2005-10-27 20:44 ` Roland Dreier
2005-10-27 20:51   ` Marcel Holtmann
2005-10-27 20:54     ` Roland Dreier
2005-10-27 21:00       ` Marcel Holtmann
2005-10-27 21:06         ` Roland Dreier
2005-10-27 21:08           ` Marcel Holtmann
2005-10-27 21:10         ` Alejandro Bonilla
2005-10-27 20:57     ` Alejandro Bonilla
2005-10-27 20:54   ` Alejandro Bonilla
2005-10-27 20:57     ` Marcel Holtmann
2005-10-27 21:02       ` Alejandro Bonilla
2005-10-27 21:07         ` Marcel Holtmann
2005-10-27 21:15           ` Alejandro Bonilla
2005-10-27 21:19             ` Marcel Holtmann
2005-10-27 22:26               ` Joe Bob Spamtest
2005-10-27 22:05             ` Dave Jones
2005-10-27 22:09               ` Vladimir Lazarenko
2005-11-02 16:21                 ` Lennart Sorensen
2005-10-27 22:11               ` Marcel Holtmann
2005-10-27 22:12                 ` Dave Jones
2005-10-27 22:17                   ` Marcel Holtmann
2005-10-27 22:20                     ` Alejandro Bonilla
2005-10-28  0:33                       ` Bernd Eckenfels
2005-10-30 22:26                       ` Alan Cox
2005-10-31  3:39                         ` Alejandro Bonilla Beeche
2005-10-31 13:02                           ` Alan Cox
2005-10-31 23:03                         ` Martin J. Bligh
2005-11-01  5:03                           ` thockin
2005-10-27 22:29                     ` Joel Jaeggli
2005-10-27 22:13               ` Alejandro Bonilla
2005-10-27 22:18                 ` Marcel Holtmann
2005-10-28  2:35             ` Fawad Lateef
2005-10-28  3:09               ` Joel Jaeggli
2005-10-28  7:19                 ` Fawad Lateef
2005-10-28 15:56               ` Joe Bob Spamtest
2005-10-28 15:29             ` Eric W. Biederman
2005-10-28 15:45               ` Alejandro Bonilla
2005-10-28 16:09                 ` Eric W. Biederman
2005-10-30 22:24             ` Alan Cox
2005-11-02 16:20             ` Lennart Sorensen
2005-10-27 22:12   ` Andi Kleen
2005-10-27 21:09 ` linux-os (Dick Johnson)
2005-10-27 21:32 ` Bernd Eckenfels

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1130584524.5360.1.camel@blade \
    --to=marcel@holtmann.org \
    --cc=davej@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=xhejtman@mail.muni.cz \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox