From owner-svn-src-all@freebsd.org Sun Feb 25 10:33:56 2018 Return-Path: Delivered-To: svn-src-all@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 34B45F27892; Sun, 25 Feb 2018 10:33:56 +0000 (UTC) (envelope-from hselasky@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 D78AF76294; Sun, 25 Feb 2018 10:33:55 +0000 (UTC) (envelope-from hselasky@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 D28433CCF; Sun, 25 Feb 2018 10:33:55 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w1PAXtiZ018204; Sun, 25 Feb 2018 10:33:55 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w1PAXtur018203; Sun, 25 Feb 2018 10:33:55 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201802251033.w1PAXtur018203@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Sun, 25 Feb 2018 10:33:55 +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: r329970 - stable/11/sys/compat/linuxkpi/common/include/linux X-SVN-Group: stable-11 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/11/sys/compat/linuxkpi/common/include/linux X-SVN-Commit-Revision: 329970 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.25 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: Sun, 25 Feb 2018 10:33:56 -0000 Author: hselasky Date: Sun Feb 25 10:33:55 2018 New Revision: 329970 URL: https://svnweb.freebsd.org/changeset/base/329970 Log: MFC r329514: Implement the rcu_dereference_raw() function macro. Make sure all RCU dereferencing use the READ_ONCE() function macro. Submitted by: Johannes Lundberg Sponsored by: Mellanox Technologies Sponsored by: Limelight Networks Modified: stable/11/sys/compat/linuxkpi/common/include/linux/rcupdate.h Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/compat/linuxkpi/common/include/linux/rcupdate.h ============================================================================== --- stable/11/sys/compat/linuxkpi/common/include/linux/rcupdate.h Sun Feb 25 10:33:12 2018 (r329969) +++ stable/11/sys/compat/linuxkpi/common/include/linux/rcupdate.h Sun Feb 25 10:33:55 2018 (r329970) @@ -74,13 +74,16 @@ } while (0) #define rcu_access_pointer(p) \ - ((__typeof(*p) *)(READ_ONCE(p))) + ((__typeof(*p) *)READ_ONCE(p)) #define rcu_dereference_protected(p, c) \ - ((__typeof(*p) *)(p)) + ((__typeof(*p) *)READ_ONCE(p)) #define rcu_dereference(p) \ rcu_dereference_protected(p, 0) + +#define rcu_dereference_raw(p) \ + ((__typeof(*p) *)READ_ONCE(p)) #define rcu_pointer_handoff(p) (p)