Power PC (PPC) Only: OldIrql Is Stored Before Spinlock

 Last reviewed: September 7, 1996
Article ID: Q154944
The information in this article applies to:
  • Microsoft Windows NT Workstation versions 3.5 and 3.51
  • Microsoft Windows NT Server versions 3.5 and 3.51

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
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.

KBCategory: kbhw
KBSubcategory: nthw NTSrvWkst
Additional reference words: prodnt 3.50 3.51

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Last reviewed: September 7, 1996
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