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Bug #572

Need to determine if memory barriers are necessary for dnode_move

Added by Albert Lee over 9 years ago.

Status:
New
Priority:
Low
Assignee:
-
Category:
kernel
Start date:
2010-12-23
Due date:
% Done:

0%

Estimated time:
Difficulty:
Tags:

Description

With the introduction of dnode_move, dbuf_clear/dbuf_rele/dbuf_destroy had synchronisation changes using the "zero-reference locks". dbuf_clear contains a call to membar_producer() which is not present in other functions that remove dbufs.

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