Received: by mail.netbsd.org (Postfix, from userid 605) id A12E484F65; Sun, 27 Feb 2022 14:16:13 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.netbsd.org (Postfix) with ESMTP id D5F3F84F52 for ; Sun, 27 Feb 2022 14:16:12 +0000 (UTC) X-Virus-Scanned: amavisd-new at netbsd.org Received: from mail.netbsd.org ([IPv6:::1]) by localhost (mail.netbsd.org [IPv6:::1]) (amavisd-new, port 10025) with ESMTP id dW7kvXBHfX12 for ; Sun, 27 Feb 2022 14:16:12 +0000 (UTC) Received: from cvs.NetBSD.org (ivanova.netbsd.org [199.233.217.197]) by mail.netbsd.org (Postfix) with ESMTP id 716A384D4E for ; Sun, 27 Feb 2022 14:16:12 +0000 (UTC) Received: by cvs.NetBSD.org (Postfix, from userid 500) id 6BE90FB24; Sun, 27 Feb 2022 14:16:12 +0000 (UTC) Content-Disposition: inline Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" MIME-Version: 1.0 Date: Sun, 27 Feb 2022 14:16:12 +0000 From: "Taylor R Campbell" Subject: CVS commit: src To: source-changes@NetBSD.org X-Mailer: log_accum Message-Id: <20220227141612.6BE90FB24@cvs.NetBSD.org> Sender: source-changes-owner@NetBSD.org List-Id: Precedence: bulk Reply-To: source-changes-d@NetBSD.org Mail-Reply-To: "Taylor R Campbell" Mail-Followup-To: source-changes-d@NetBSD.org List-Unsubscribe: Module Name: src Committed By: riastradh Date: Sun Feb 27 14:16:12 UTC 2022 Modified Files: src/external/cddl/osnet/dev/lockstat: lockstat.c src/sys/dev: lockstat.c lockstat.h Log Message: lockstat(4): Membar audit. - Serialize updates to lockstat_enabled, lockstat_dev_enabled, and lockstat_dtrace_enabled with a new __cpu_simple_lock. - Use xc_barrier to obviate any need for additional membars in lockstat_event. - Use atomic_load/store_* for access that might not be serialized by lockstat_lock or lockstat_enabled_lock. To generate a diff of this commit: cvs rdiff -u -r1.10 -r1.11 src/external/cddl/osnet/dev/lockstat/lockstat.c cvs rdiff -u -r1.27 -r1.28 src/sys/dev/lockstat.c cvs rdiff -u -r1.14 -r1.15 src/sys/dev/lockstat.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.