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- Path: sparky!uunet!noc.near.net!transfer.stratus.com!transfer.stratus.com!usenet
- From: charlie@snowflake.az.stratus.com
- Newsgroups: comp.sys.stratus
- Subject: Re: Shared Virtual Memory & mp_debug
- Date: 6 Jan 1993 18:53:27 GMT
- Organization: Stratus Computer Inc, Marlboro MA
- Lines: 28
- Message-ID: <1if9r7INNl12@transfer.stratus.com>
- References: <C0Fzpp.6qD@world.std.com>
- Reply-To: charlie@snowflake.az.stratus.com
- NNTP-Posting-Host: snowflake.az.stratus.com
-
- In article <C0Fzpp.6qD@world.std.com> tmm@world.std.com
- (Tom M Moravansky) writes:
- > A programmer I work with ran across something unusual
- yesterday.
- > We are running VOS 11.5 on a Stratus. He found that when
- an SVM
- > lock word is displayed using mp_debug, the value of that
- word is
- > set to hex 7fff. This value causes the word to be
- locked. The
- > debugger never unlocks the word and it must be manually
- unlocked.
- >
- > Anyone else ever see this behavior? Does it exist in
- older
- > versions of VOS?
-
- Any access to an interlock page word, whether it be by the
- debugger or a normal programming statement, will cause
- this. There is no way to look at an interlock page word
- without this happening, and has always been so.
-
- --
- Charles Spitzer
- charlie@snowflake.az.stratus.com
- Telecom Customer Assistance Center
- Stratus Computer, Inc.
- Phoenix, AZ 85018
-