Date: Tue, 9 Sep 2014 16:05:33 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r271317 - head/sys/kern Message-ID: <201409091605.s89G5XWf044516@svn.freebsd.org>
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Author: trasz Date: Tue Sep 9 16:05:33 2014 New Revision: 271317 URL: http://svnweb.freebsd.org/changeset/base/271317 Log: Avoid unlocking unlocked mutex in RCTL jail code. Specific test case is attached to PR. PR: 193457 MFC after: 1 week Sponsored by: The FreeBSD Foundation Modified: head/sys/kern/kern_jail.c Modified: head/sys/kern/kern_jail.c ============================================================================== --- head/sys/kern/kern_jail.c Tue Sep 9 15:19:38 2014 (r271316) +++ head/sys/kern/kern_jail.c Tue Sep 9 16:05:33 2014 (r271317) @@ -1812,9 +1812,11 @@ kern_jail_set(struct thread *td, struct #ifdef RACCT if (!created) { - sx_sunlock(&allprison_lock); + if (!(flags & JAIL_ATTACH)) + sx_sunlock(&allprison_lock); prison_racct_modify(pr); - sx_slock(&allprison_lock); + if (!(flags & JAIL_ATTACH)) + sx_slock(&allprison_lock); } #endif
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