From owner-svn-src-head@freebsd.org Wed Mar 13 09:48:34 2019 Return-Path: Delivered-To: svn-src-head@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 51D0D152CE48; Wed, 13 Mar 2019 09:48:34 +0000 (UTC) (envelope-from eugen@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 E4CB870212; Wed, 13 Mar 2019 09:48:33 +0000 (UTC) (envelope-from eugen@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 D2A628ABD; Wed, 13 Mar 2019 09:48:33 +0000 (UTC) (envelope-from eugen@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x2D9mXIl094695; Wed, 13 Mar 2019 09:48:33 GMT (envelope-from eugen@FreeBSD.org) Received: (from eugen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x2D9mXnG094693; Wed, 13 Mar 2019 09:48:33 GMT (envelope-from eugen@FreeBSD.org) Message-Id: <201903130948.x2D9mXnG094693@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: eugen set sender to eugen@FreeBSD.org using -f From: Eugene Grosbein Date: Wed, 13 Mar 2019 09:48:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r345085 - head/share/man/man4 X-SVN-Group: head X-SVN-Commit-Author: eugen X-SVN-Commit-Paths: head/share/man/man4 X-SVN-Commit-Revision: 345085 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: E4CB870212 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)[-0.995,0]; NEURAL_HAM_SHORT(-0.97)[-0.968,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 13 Mar 2019 09:48:34 -0000 Author: eugen Date: Wed Mar 13 09:48:33 2019 New Revision: 345085 URL: https://svnweb.freebsd.org/changeset/base/345085 Log: mfi.4, mrsas.4: document how to get ATA TRIM support for SSD while using LSI RAID adapters as it was completely obscure before: mfi has no TRIM support at all and mrsas provides TRIM if underlying adapter does it (for Non-RAID drives generally). Modified: head/share/man/man4/mfi.4 head/share/man/man4/mrsas.4 Modified: head/share/man/man4/mfi.4 ============================================================================== --- head/share/man/man4/mfi.4 Wed Mar 13 09:33:15 2019 (r345084) +++ head/share/man/man4/mfi.4 Wed Mar 13 09:48:33 2019 (r345085) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd July 15, 2013 +.Dd March 13, 2019 .Dt MFI 4 .Os .Sh NAME @@ -84,6 +84,12 @@ then the driver will reduce its probe priority to allo .Cd mrsas to attach to the card instead of .Nm . +.Pp +.Nm +does not provide ATA TRIM support. +Refer to +.Cd mrsas +if TRIM support is required. .Sh HARDWARE The .Nm Modified: head/share/man/man4/mrsas.4 ============================================================================== --- head/share/man/man4/mrsas.4 Wed Mar 13 09:33:15 2019 (r345084) +++ head/share/man/man4/mrsas.4 Wed Mar 13 09:48:33 2019 (r345085) @@ -34,7 +34,7 @@ .\" .\" $FreeBSD$ .\" -.Dd May 8, 2014 +.Dd Mar 13, 2019 .Dt MRSAS 4 .Os .Sh NAME @@ -117,6 +117,12 @@ at probe call for device id's 0x005B, 0x005D, and 0x005F so that .Nm does not take control of these devices without user intervention. +.Pp +Solid-state drives (SSD) get ATA TRIM support with +.Nm +if underlying adapter allows it. +This may require configuring SSD as Non-RAID drive +rather then JBOD virtual mode. .Sh HARDWARE The .Nm