From owner-svn-src-all@freebsd.org Fri Jun 14 17:09:41 2019 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 F29DC15ABE0F; Fri, 14 Jun 2019 17:09:40 +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 9539471DBC; Fri, 14 Jun 2019 17:09:40 +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 6783B1AB96; Fri, 14 Jun 2019 17:09:40 +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 x5EH9eWa079445; Fri, 14 Jun 2019 17:09:40 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x5EH9eka079444; Fri, 14 Jun 2019 17:09:40 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201906141709.x5EH9eka079444@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Fri, 14 Jun 2019 17:09:40 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r349035 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys X-SVN-Group: head X-SVN-Commit-Author: mav X-SVN-Commit-Paths: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys X-SVN-Commit-Revision: 349035 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 9539471DBC X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.94 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.94)[-0.944,0]; 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: Fri, 14 Jun 2019 17:09:41 -0000 Author: mav Date: Fri Jun 14 17:09:39 2019 New Revision: 349035 URL: https://svnweb.freebsd.org/changeset/base/349035 Log: Properly align struct multilist_sublist to cache line. Manual Illumos alignment does not fit us due to different kmutex_t size. MFC after: 1 week Sponsored by: iXsystems, Inc. Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/multilist.h Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/multilist.h ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/multilist.h Fri Jun 14 15:09:08 2019 (r349034) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/multilist.h Fri Jun 14 17:09:39 2019 (r349035) @@ -44,11 +44,10 @@ struct multilist_sublist { */ list_t mls_list; /* - * Pad to cache line (64 bytes), in an effort to try and prevent - * cache line contention. + * Pad to cache line, in an effort to try and prevent cache line + * contention. */ - uint8_t mls_pad[24]; -}; +} __aligned(CACHE_LINE_SIZE); struct multilist { /*