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Sync with md(4)'s information regarding the swap backend.

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PR:		docs/115721
Submitted by:	Stefan Lambrev <stefan.lambrev@moneybookers.com>
MFC After:	3 days
This commit is contained in:
Remko Lodder 2007-11-28 12:11:36 +00:00
parent 52b2974a6d
commit d18e01346c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=174019
1 changed files with 9 additions and 2 deletions
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11
sbin/mdconfig/mdconfig.8
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@ -41,7 +41,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd November 11, 2007
.Dd November 28, 2007
.Dt MDCONFIG 8
.Os
.Sh NAME
@ -98,7 +98,14 @@ A file specified with
.Fl f Ar file
becomes the backing store for this memory disk.
.It Cm swap
Swap space is used to back this memory disk.
Storage for this type of memory disk is allocated from buffer
memory. Pages get pushed out to the swap when the system is
under memory pressure, otherwise they stay in the operating
emory. Using
.Cm swap
backing is generally preferable over
.Cm malloc
backing.
.El
.It Fl f Ar file
Filename to use for the vnode type memory disk. Options