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[Bug nptl/5192] Internal lock in pthread struct is vulnerable to priority inversion
- From: "spcurry5 at linux dot vnet dot ibm dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: 25 Apr 2008 00:27:41 -0000
- Subject: [Bug nptl/5192] Internal lock in pthread struct is vulnerable to priority inversion
- References: <20071017151048.5192.matt.hoosier@gmail.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From spcurry5 at linux dot vnet dot ibm dot com 2008-04-25 00:27 -------
Example test case (priority-inversion.c) confirmed. A priority inversion occurs,
causing the high-priority third thread to wait on the low-priority first thread.
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http://sourceware.org/bugzilla/show_bug.cgi?id=5192
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