From owner-svn-src-head@freebsd.org Fri May 11 04:47:06 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C720FFB5426; Fri, 11 May 2018 04:47:06 +0000 (UTC) (envelope-from mmacy@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 746F56ADAC; Fri, 11 May 2018 04:47:06 +0000 (UTC) (envelope-from mmacy@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 5644127E9; Fri, 11 May 2018 04:47:06 +0000 (UTC) (envelope-from mmacy@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w4B4l66A063047; Fri, 11 May 2018 04:47:06 GMT (envelope-from mmacy@FreeBSD.org) Received: (from mmacy@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w4B4l69i063046; Fri, 11 May 2018 04:47:06 GMT (envelope-from mmacy@FreeBSD.org) Message-Id: <201805110447.w4B4l69i063046@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mmacy set sender to mmacy@FreeBSD.org using -f From: Matt Macy Date: Fri, 11 May 2018 04:47:06 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r333479 - head/sys/tests/epoch X-SVN-Group: head X-SVN-Commit-Author: mmacy X-SVN-Commit-Paths: head/sys/tests/epoch X-SVN-Commit-Revision: 333479 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 May 2018 04:47:07 -0000 Author: mmacy Date: Fri May 11 04:47:05 2018 New Revision: 333479 URL: https://svnweb.freebsd.org/changeset/base/333479 Log: Test priority handling in epoch test. - Double the number of test threads to mp_ncpu*2 - Give each thread a different scheduling priority Modified: head/sys/tests/epoch/epoch_test.c Modified: head/sys/tests/epoch/epoch_test.c ============================================================================== --- head/sys/tests/epoch/epoch_test.c Fri May 11 02:04:01 2018 (r333478) +++ head/sys/tests/epoch/epoch_test.c Fri May 11 04:47:05 2018 (r333479) @@ -38,6 +38,8 @@ __FBSDID("$FreeBSD$"); #include #include #include +#include +#include #include #include #include @@ -132,16 +134,24 @@ static struct epoch_test_instance etilist[MAXCPU]; static int test_modinit(void) { - int i, error; + struct thread *td; + int i, error, pri_range, pri_off; + pri_range = PRI_MIN_TIMESHARE - PRI_MIN_REALTIME; test_epoch = epoch_alloc(); - for (i = 0; i < mp_ncpus; i++) { + for (i = 0; i < mp_ncpus*2; i++) { etilist[i].threadid = i; error = kthread_add(testloop, &etilist[i], NULL, &testthreads[i], 0, 0, "epoch_test_%d", i); if (error) { printf("%s: kthread_add(epoch_test): error %d", __func__, error); + } else { + pri_off = (i*4)%pri_range; + td = testthreads[i]; + thread_lock(td); + sched_prio(td, PRI_MIN_REALTIME + pri_off); + thread_unlock(td); } } inited = 1;