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[Bug libc/12561] ld.so: dlclose() can remove required local scope elements of NODELETE linkmaps
- From: "pasky at suse dot cz" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Tue, 22 Mar 2011 01:41:11 +0000
- Subject: [Bug libc/12561] ld.so: dlclose() can remove required local scope elements of NODELETE linkmaps
- Auto-submitted: auto-generated
- References: <bug-12561-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12561
--- Comment #1 from Petr Baudis <pasky at suse dot cz> 2011-03-22 01:08:42 UTC ---
The patch takes an approach that is probably too conservative. Some common .so
like libpthread are marked NODELETE and any RTLD_LOCAL-opened .so that depends
on such will be held in memory forever. The real solution should be to rebuild
the scope for the NODELETE object.
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