From owner-svn-src-stable-12@freebsd.org Mon Apr 15 14:57:01 2019 Return-Path: Delivered-To: svn-src-stable-12@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 517EE1576027; Mon, 15 Apr 2019 14:57:01 +0000 (UTC) (envelope-from mav@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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id AC10284B0D; Mon, 15 Apr 2019 14:57:00 +0000 (UTC) (envelope-from mav@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 B5E3D98C8; Mon, 15 Apr 2019 14:56:59 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x3FEux58089687; Mon, 15 Apr 2019 14:56:59 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x3FEuxV0089686; Mon, 15 Apr 2019 14:56:59 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201904151456.x3FEuxV0089686@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Mon, 15 Apr 2019 14:56:59 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r346231 - stable/12/sys/dev/nvme X-SVN-Group: stable-12 X-SVN-Commit-Author: mav X-SVN-Commit-Paths: stable/12/sys/dev/nvme X-SVN-Commit-Revision: 346231 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: AC10284B0D X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_SHORT(-0.95)[-0.952,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-stable-12@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for only the 12-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Apr 2019 14:57:01 -0000 Author: mav Date: Mon Apr 15 14:56:59 2019 New Revision: 346231 URL: https://svnweb.freebsd.org/changeset/base/346231 Log: MFC r340412 (by imp): Use atomic_load_acq_int() here too to poll done, ala r328521 Modified: stable/12/sys/dev/nvme/nvme_ns.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/nvme/nvme_ns.c ============================================================================== --- stable/12/sys/dev/nvme/nvme_ns.c Mon Apr 15 14:54:48 2019 (r346230) +++ stable/12/sys/dev/nvme/nvme_ns.c Mon Apr 15 14:56:59 2019 (r346231) @@ -533,11 +533,11 @@ nvme_ns_construct(struct nvme_namespace *ns, uint32_t if (!mtx_initialized(&ns->lock)) mtx_init(&ns->lock, "nvme ns lock", NULL, MTX_DEF); - status.done = FALSE; + status.done = 0; nvme_ctrlr_cmd_identify_namespace(ctrlr, id, &ns->data, nvme_completion_poll_cb, &status); - while (status.done == FALSE) - DELAY(5); + while (!atomic_load_acq_int(&status.done)) + pause("nvme", 1); if (nvme_completion_is_error(&status.cpl)) { nvme_printf(ctrlr, "nvme_identify_namespace failed\n"); return (ENXIO);