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Bug #572
open
Need to determine if memory barriers are necessary for dnode_move
Status:
New
Priority:
Low
Assignee:
-
Category:
kernel
Start date:
2010-12-23
Due date:
% Done:
0%
Estimated time:
Difficulty:
Tags:
Gerrit CR:
External Bug:
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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