From owner-freebsd-bugs@freebsd.org Sat Aug 13 04:38:39 2016 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2F1C0BB5EBB for ; Sat, 13 Aug 2016 04:38:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 062FD162B for ; Sat, 13 Aug 2016 04:38:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u7D4ccEF073576 for ; Sat, 13 Aug 2016 04:38:38 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 211802] pthread_mutexattr_setprioceiling fails with EINVAL if m_protocol != PTHREAD_PRIO_PROTECT Date: Sat, 13 Aug 2016 04:38:38 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: ngie@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 13 Aug 2016 04:38:39 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D211802 Bug ID: 211802 Summary: pthread_mutexattr_setprioceiling fails with EINVAL if m_protocol !=3D PTHREAD_PRIO_PROTECT Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Some People Priority: --- Component: bin Assignee: freebsd-bugs@FreeBSD.org Reporter: ngie@FreeBSD.org One of the new NetBSD tests initializes a pthread_mutexattr, then tests out priority ceiling manipulation via pthread_mutexattr_getprioceiling/pthread_mutexattr_setprioceiling . Unfortunately the test fails with EINVAL because of a check made in lib/libthr/thr_mutexattr.c: 230 int 231 _pthread_mutexattr_getprioceiling(pthread_mutexattr_t *mattr, int *prioceiling) 232 { 233 int ret =3D 0; 234=20 235 if (mattr =3D=3D NULL || *mattr =3D=3D NULL) 236 ret =3D EINVAL; 237 else if ((*mattr)->m_protocol !=3D PTHREAD_PRIO_PROTECT) 238 ret =3D EINVAL; 239 else 240 *prioceiling =3D (*mattr)->m_ceiling; 241=20 242 return (ret); 243 } 244=20 245 int 246 _pthread_mutexattr_setprioceiling(pthread_mutexattr_t *mattr, int prioceiling) 247 { 248 int ret =3D 0; 249=20 250 if (mattr =3D=3D NULL || *mattr =3D=3D NULL) 251 ret =3D EINVAL; 252 else if ((*mattr)->m_protocol !=3D PTHREAD_PRIO_PROTECT) 253 ret =3D EINVAL; 254 else 255 (*mattr)->m_ceiling =3D prioceiling; 256=20 257 return (ret); 258 } opengroup.org [1] and the pthread*(3) [2] manages don't state why m_protocol being set to PTHREAD_PRIO_PROTECT would cause the functions to return EINVA= L. 1. https://www.freebsd.org/cgi/man.cgi?apropos=3D0&sektion=3D3&query=3Dpthread= _mutexattr&manpath=3DFreeBSD+7.0-current&format=3Dhtml 2. http://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_mutexattr_= getprioceiling.html --=20 You are receiving this mail because: You are the assignee for the bug.=