tree 327a5cfa748d4b76d84f30be93f0f8d04f023b7c
parent 94b712337d40c6b5bdf54c18025af1caf06ca7ac
author Christopher Faulet <cfaulet@haproxy.com> 1500906634 +0200
committer Willy Tarreau <w@1wt.eu> 1509454712 +0100
encoding latin1

MEDIUM: thread/vars: Make vars thread-safe

A RW lock has been added to the vars structure to protect each list of
variables. And a global RW lock is used to protect registered names.

When a varibable is fetched, we duplicate sample data because the variable could
be modified by another thread.