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[Bug regex/11159] lock contention within regexec() when used from multiple threads
- From: "bonzini at gnu dot org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs-regex at sources dot redhat dot com
- Date: 11 Jan 2010 18:03:35 -0000
- Subject: [Bug regex/11159] lock contention within regexec() when used from multiple threads
- References: <20100111094018.11159.extproxy@gmail.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From bonzini at gnu dot org 2010-01-11 18:03 -------
regexec converts the NFA to DFA on demand, so the DFA representation is locked
(and some more stuff too, but TLS could indeed be used for that because it is
per-match data; DFA states are persistent).
--
http://sourceware.org/bugzilla/show_bug.cgi?id=11159
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