Date: Wed, 4 Sep 2019 17:43:36 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Allan Jude <allanjude@freebsd.org>, Alan Somers <asomers@freebsd.org> Cc: src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org> Subject: Re: svn commit: r351812 - head/usr.sbin/mpsutil Message-ID: <3459cda5-c1e3-8019-625b-90dea3b986e5@FreeBSD.org> In-Reply-To: <8edfc58e-21c8-3233-2167-2d83af6c3a5f@freebsd.org> References: <201909041347.x84Dlcds017291@repo.freebsd.org> <CAOtMX2h7tNjawCNcMO_GzBe62YUO8TRb2rP1ERakPr_rW8mFFA@mail.gmail.com> <8edfc58e-21c8-3233-2167-2d83af6c3a5f@freebsd.org>
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On 04/09/2019 17:21, Allan Jude wrote: > mpsutil's method will work on direct-attach backplanes and enclosures, > where sesutil only works if there is an expander that provides the SES > service. I think that theoretically a controller (its firmware) can emulate a SES device for a directly attached enclosure (that does not have a built-in expander too). I believe that some controllers actually do that. But maybe I am wrong. And even if I am not, not all controllers do that. -- Andriy Gapon
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