Date: Mon, 30 Sep 2019 14:16:44 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-releng@freebsd.org Subject: svn commit: r352900 - releng/12.1/lib/libthr/thread Message-ID: <201909301416.x8UEGixj056273@repo.freebsd.org>
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Author: kib Date: Mon Sep 30 14:16:44 2019 New Revision: 352900 URL: https://svnweb.freebsd.org/changeset/base/352900 Log: MFC r352620, MFS12 r352892: Fix destruction of the robust mutexes. Approved by: re (gjb) Modified: releng/12.1/lib/libthr/thread/thr_mutex.c Directory Properties: releng/12.1/ (props changed) Modified: releng/12.1/lib/libthr/thread/thr_mutex.c ============================================================================== --- releng/12.1/lib/libthr/thread/thr_mutex.c Mon Sep 30 14:11:49 2019 (r352899) +++ releng/12.1/lib/libthr/thread/thr_mutex.c Mon Sep 30 14:16:44 2019 (r352900) @@ -474,7 +474,11 @@ _thr_mutex_destroy(pthread_mutex_t *mutex) if (m == THR_PSHARED_PTR) { m1 = __thr_pshared_offpage(mutex, 0); if (m1 != NULL) { - mutex_assert_not_owned(_get_curthread(), m1); + if ((uint32_t)m1->m_lock.m_owner != + UMUTEX_RB_OWNERDEAD) { + mutex_assert_not_owned( + _get_curthread(), m1); + } __thr_pshared_destroy(mutex); } *mutex = THR_MUTEX_DESTROYED;
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