Issue #4463 has been reported by Eric Wong.

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Bug #4463: [PATCH] release GVL for fcntl() for operations that may block
http://redmine.ruby-lang.org/issues/4463

Author: Eric Wong
Status: Open
Priority: Normal
Assignee: 
Category: core
Target version: 1.9.x
ruby -v: ruby 1.9.3dev (2011-03-03 trunk 31011) [x86_64-linux]


Users of F_SETLKW may block the entire VM via IO#fcntl,
release the GVL so other operations may continue.



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