Date: Sun, 18 Oct 2015 14:46:12 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r289514 - stable/10/sbin/mdconfig Message-ID: <201510181446.t9IEkCRS096503@repo.freebsd.org>
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Author: trasz Date: Sun Oct 18 14:46:12 2015 New Revision: 289514 URL: https://svnweb.freebsd.org/changeset/base/289514 Log: MFC r257165 (by jmg@): Document that -a will output the device name when -u is not specified.. when -u is specified it is not... update the docs to say that you can use full device names w/ -u, and update the examples... Sponsored by: The FreeBSD Foundation Modified: stable/10/sbin/mdconfig/mdconfig.8 Directory Properties: stable/10/ (props changed) Modified: stable/10/sbin/mdconfig/mdconfig.8 ============================================================================== --- stable/10/sbin/mdconfig/mdconfig.8 Sun Oct 18 14:41:38 2015 (r289513) +++ stable/10/sbin/mdconfig/mdconfig.8 Sun Oct 18 14:46:12 2015 (r289514) @@ -89,6 +89,9 @@ Options indicate an action to be perform Attach a memory disk. This will configure and attach a memory disk with the parameters specified and attach it to the system. +If the +.Fl u Ar unit +option is not provided, the newly created device name will be printed on stdout. .It Fl d Detach a memory disk from the system and release all resources. .It Fl r @@ -209,9 +212,12 @@ that might adversely affect the system. Enable/disable readonly mode. .El .It Fl u Ar unit -Request a specific unit number for the +Request a specific unit number or device name for the .Xr md 4 device instead of automatic allocation. +If a device name is specified, it must be start with +.Dq md +followed by the unit number. .El .Pp The last form, @@ -237,19 +243,19 @@ with .Pa /tmp/boot.flp as backing storage: .Pp -.Dl mdconfig -a -t vnode -f /tmp/boot.flp -u 4 +.Dl mdconfig -a -t vnode -f /tmp/boot.flp -u md4 .Pp Detach and free all resources used by .Pa /dev/md4 : .Pp -.Dl mdconfig -d -u 4 +.Dl mdconfig -d -u md4 .Pp Create a 128MByte swap backed disk, initialize an .Xr ffs 7 file system on it, and mount it on .Pa /tmp : .Bd -literal -offset indent -mdconfig -a -t swap -s 128M -u 10 +mdconfig -a -t swap -s 128M -u md10 newfs -U /dev/md10 mount /dev/md10 /tmp chmod 1777 /tmp @@ -263,7 +269,7 @@ are implied .Pc : .Bd -literal -offset indent dd if=/dev/zero of=somebackingfile bs=1k count=5k -mdconfig -f somebackingfile -u 0 +mdconfig -f somebackingfile -u md0 bsdlabel -w md0 auto newfs md0c mount /dev/md0c /mnt @@ -290,7 +296,7 @@ is used to skip over the header informat .Pa md1.nop to the start of the filesystem in the image. .Bd -literal -offset indent -mdconfig -f diskimage.img -u 1 +mdconfig -f diskimage.img -u md1 gnop create -o 512K md1 mount /dev/md1.nop /mnt .Ed
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