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Re: [Gnu-arch-users] [BUG] concurrent library-removes unsafe - locking r

From: Aaron Bentley
Subject: Re: [Gnu-arch-users] [BUG] concurrent library-removes unsafe - locking required
Date: Thu, 08 Apr 2004 22:33:09 -0400
User-agent: Mozilla Thunderbird 0.5 (X11/20040306) 
Julian T. J. Midgley wrote:

Developers working on the same machine cannot share a revision library
entirely without risk, since concurrent library-removes could result
in inconsistencies.  Some locking is needed...


There's also library corruption.
- Alice runs tla get
- Alice checks the library for corruption
- Bob does "cat HACKING > foo". Foo is hardlinked from the library revision in question. 
- Alice builds a revision based on the library revision.

Not a big risk, obviously.

Aaron
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