From owner-dev-commits-src-all@freebsd.org Sun Sep 5 19:51:52 2021 Return-Path: Delivered-To: dev-commits-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id F38E266067A; Sun, 5 Sep 2021 19:51:51 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4H2hxg5hFjz4SyF; Sun, 5 Sep 2021 19:51:51 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 770E111776; Sun, 5 Sep 2021 19:51:51 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 185Jppdt056925; Sun, 5 Sep 2021 19:51:51 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 185JppL2056924; Sun, 5 Sep 2021 19:51:51 GMT (envelope-from git) Date: Sun, 5 Sep 2021 19:51:51 GMT Message-Id: <202109051951.185JppL2056924@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Colin Percival Subject: git: bd11e253a9a4 - main - Add _sleep to TSLOG MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: cperciva X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: bd11e253a9a459c9a7b69ebb1c68f0162eb6119f Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 05 Sep 2021 19:51:52 -0000 The branch main has been updated by cperciva: URL: https://cgit.FreeBSD.org/src/commit/?id=bd11e253a9a459c9a7b69ebb1c68f0162eb6119f commit bd11e253a9a459c9a7b69ebb1c68f0162eb6119f Author: Colin Percival AuthorDate: 2021-09-05 19:50:15 +0000 Commit: Colin Percival CommitDate: 2021-09-05 19:50:15 +0000 Add _sleep to TSLOG Most of the nvme initialization time in my tests is being spent here (via pause_sbt). --- sys/kern/kern_synch.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sys/kern/kern_synch.c b/sys/kern/kern_synch.c index 89b937315907..930bd940d2ab 100644 --- a/sys/kern/kern_synch.c +++ b/sys/kern/kern_synch.c @@ -141,6 +141,7 @@ _sleep(const void *ident, struct lock_object *lock, int priority, int catch, pri, rval, sleepq_flags; WITNESS_SAVE_DECL(lock_witness); + TSENTER(); td = curthread; #ifdef KTRACE if (KTRPOINT(td, KTR_CSW)) @@ -233,6 +234,7 @@ _sleep(const void *ident, struct lock_object *lock, int priority, class->lc_lock(lock, lock_state); WITNESS_RESTORE(lock, lock_witness); } + TSEXIT(); return (rval); }