DOCUMENT:Q154944  13-FEB-2002  [winnt]
TITLE   :Power PC (PPC) Only: OldIrql Is Stored Before Spinlock
PRODUCT :Microsoft Windows NT
PROD/VER::3.5,3.51
OPER/SYS:
KEYWORDS:

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The information in this article applies to:

 - Microsoft Windows NT Workstation versions 3.5, 3.51 
 - Microsoft Windows NT Server versions 3.5, 3.51 
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SYMPTOMS
========

When you run Windows NT Server or Workstation on a Power PC computer, a STOP
error message (0xA) may occur.

CAUSE
=====

The OldIrql is stored before the spinlock is acquired.

RESOLUTION
==========

Apply the fix mentioned below. The spinlock is now acquired before OldIrql is
stored.

STATUS
======

Microsoft has confirmed this to be a problem in Windows NT version 3.51. This
problem was corrected in the latest Windows NT 3.51 U.S. Service Pack. For
information on obtaining the Service Pack, query on the following word in the
Microsoft Knowledge Base (without the spaces):

   S E R V P A C K


MORE INFORMATION
================

The Power PC is manufactured by IBM, a vendor independent of Microsoft; we make
no warranty, implied or otherwise, regarding this product's performance or
reliability.

Additional query words: prodnt 3.50 3.51

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Keywords          :  
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNT351search kbWinNT350search kbWinNTW350 kbWinNTW350search kbWinNTW351search kbWinNTW351 kbWinNTSsearch kbWinNTS351 kbWinNTS350 kbWinNTS351search kbWinNTS350search
Version           : :3.5,3.51

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Copyright Microsoft Corporation 2002.