From owner-svn-src-all@freebsd.org Sat Nov 14 19:20:38 2020 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 47A2946325F; Sat, 14 Nov 2020 19:20:38 +0000 (UTC) (envelope-from mjg@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 "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CYQCp1cNQz3pqt; Sat, 14 Nov 2020 19:20:38 +0000 (UTC) (envelope-from mjg@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 2A2B27227; Sat, 14 Nov 2020 19:20:38 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 0AEJKbqm050397; Sat, 14 Nov 2020 19:20:37 GMT (envelope-from mjg@FreeBSD.org) Received: (from mjg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 0AEJKbpO050396; Sat, 14 Nov 2020 19:20:37 GMT (envelope-from mjg@FreeBSD.org) Message-Id: <202011141920.0AEJKbpO050396@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mjg set sender to mjg@FreeBSD.org using -f From: Mateusz Guzik Date: Sat, 14 Nov 2020 19:20:37 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r367692 - head/sys/sys X-SVN-Group: head X-SVN-Commit-Author: mjg X-SVN-Commit-Paths: head/sys/sys X-SVN-Commit-Revision: 367692 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: 2.1.34 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: Sat, 14 Nov 2020 19:20:38 -0000 Author: mjg Date: Sat Nov 14 19:20:37 2020 New Revision: 367692 URL: https://svnweb.freebsd.org/changeset/base/367692 Log: cred: reorder cr_audit to be closer to the lock This makes cr_uid avoid sharing. Modified: head/sys/sys/ucred.h Modified: head/sys/sys/ucred.h ============================================================================== --- head/sys/sys/ucred.h Sat Nov 14 19:19:27 2020 (r367691) +++ head/sys/sys/ucred.h Sat Nov 14 19:20:37 2020 (r367692) @@ -63,6 +63,7 @@ struct ucred { struct mtx cr_mtx; u_int cr_ref; /* (c) reference count */ u_int cr_users; /* (c) proc + thread using this cred */ + struct auditinfo_addr cr_audit; /* Audit properties. */ #define cr_startcopy cr_uid uid_t cr_uid; /* effective user id */ uid_t cr_ruid; /* real user id */ @@ -78,7 +79,6 @@ struct ucred { void *cr_pspare2[2]; /* general use 2 */ #define cr_endcopy cr_label struct label *cr_label; /* MAC label */ - struct auditinfo_addr cr_audit; /* Audit properties. */ gid_t *cr_groups; /* groups */ int cr_agroups; /* Available groups */ gid_t cr_smallgroups[XU_NGROUPS]; /* storage for small groups */