From owner-svn-src-all@freebsd.org Tue Jul 16 15:28:42 2019 Return-Path: Delivered-To: svn-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 E3886B24EC; Tue, 16 Jul 2019 15:28:42 +0000 (UTC) (envelope-from avg@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 9CC3089FD6; Tue, 16 Jul 2019 15:28:42 +0000 (UTC) (envelope-from avg@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 7951F7E20; Tue, 16 Jul 2019 15:28:42 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x6GFSgus095403; Tue, 16 Jul 2019 15:28:42 GMT (envelope-from avg@FreeBSD.org) Received: (from avg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x6GFSgoW095402; Tue, 16 Jul 2019 15:28:42 GMT (envelope-from avg@FreeBSD.org) Message-Id: <201907161528.x6GFSgoW095402@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org using -f From: Andriy Gapon Date: Tue, 16 Jul 2019 15:28:42 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r350034 - stable/11/sys/sys X-SVN-Group: stable-11 X-SVN-Commit-Author: avg X-SVN-Commit-Paths: stable/11/sys/sys X-SVN-Commit-Revision: 350034 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 9CC3089FD6 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; NEURAL_HAM_SHORT(-0.96)[-0.962,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Jul 2019 15:28:43 -0000 Author: avg Date: Tue Jul 16 15:28:41 2019 New Revision: 350034 URL: https://svnweb.freebsd.org/changeset/base/350034 Log: MFC r348688: first step towards enforcing must-succeed semantics for bus accessors Modified: stable/11/sys/sys/bus.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/sys/bus.h ============================================================================== --- stable/11/sys/sys/bus.h Tue Jul 16 15:28:28 2019 (r350033) +++ stable/11/sys/sys/bus.h Tue Jul 16 15:28:41 2019 (r350034) @@ -787,16 +787,30 @@ DECLARE_MODULE(name##_##busname, name##_##busname##_mo static __inline type varp ## _get_ ## var(device_t dev) \ { \ uintptr_t v; \ - BUS_READ_IVAR(device_get_parent(dev), dev, \ + int e; \ + e = BUS_READ_IVAR(device_get_parent(dev), dev, \ ivarp ## _IVAR_ ## ivar, &v); \ + if (e != 0) { \ + device_printf(dev, "failed to read ivar " \ + __XSTRING(ivarp ## _IVAR_ ## ivar) " on bus %s, " \ + "error = %d\n", \ + device_get_nameunit(device_get_parent(dev)), e); \ + } \ return ((type) v); \ } \ \ static __inline void varp ## _set_ ## var(device_t dev, type t) \ { \ uintptr_t v = (uintptr_t) t; \ - BUS_WRITE_IVAR(device_get_parent(dev), dev, \ + int e; \ + e = BUS_WRITE_IVAR(device_get_parent(dev), dev, \ ivarp ## _IVAR_ ## ivar, v); \ + if (e != 0) { \ + device_printf(dev, "failed to write ivar " \ + __XSTRING(ivarp ## _IVAR_ ## ivar) " on bus %s, " \ + "error = %d\n", \ + device_get_nameunit(device_get_parent(dev)), e); \ + } \ } /**