Date: Tue, 10 Sep 2013 21:16:19 +0000 (UTC) From: Colin Percival <cperciva@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r255459 - head/share/man/man4 Message-ID: <201309102116.r8ALGJRL013004@svn.freebsd.org>
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Author: cperciva Date: Tue Sep 10 21:16:18 2013 New Revision: 255459 URL: http://svnweb.freebsd.org/changeset/base/255459 Log: Remove documentation describing functionality which geom(4) does not, in fact, provide. Reviewed by: phk MFC after: 3 days Approved by: re (gjb) Modified: head/share/man/man4/geom.4 Modified: head/share/man/man4/geom.4 ============================================================================== --- head/share/man/man4/geom.4 Tue Sep 10 21:09:20 2013 (r255458) +++ head/share/man/man4/geom.4 Tue Sep 10 21:16:18 2013 (r255459) @@ -34,7 +34,7 @@ .\" .\" $FreeBSD$ .\" -.Dd March 14, 2013 +.Dd September 10, 2013 .Dt GEOM 4 .Os .Sh NAME @@ -354,24 +354,6 @@ only be done with their cooperation. Finally: the spoiling only happens when the write count goes from zero to non-zero and the retasting happens only when the write count goes from non-zero to zero. -.It Em INSERT/DELETE -are very special operations which allow a new geom -to be instantiated between a consumer and a provider attached to -each other and to remove it again. -.Pp -To understand the utility of this, imagine a provider -being mounted as a file system. -Between the DEVFS geom's consumer and its provider we insert -a mirror module which configures itself with one mirror -copy and consequently is transparent to the I/O requests -on the path. -We can now configure yet a mirror copy on the mirror geom, -request a synchronization, and finally drop the first mirror -copy. -We have now, in essence, moved a mounted file system from one -disk to another while it was being used. -At this point the mirror geom can be deleted from the path -again; it has served its purpose. .It Em CONFIGURE is the process where the administrator issues instructions for a particular class to instantiate itself.
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