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Date: Tue, 22 Aug 2006 05:43:53 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Wes Peters <wes@opensail.org>
Message-ID: <20060822094353.GB48419@xor.obsecurity.org>
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Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org,
	Florent Thoumie <flz@FreeBSD.org>
Subject: Re: cvs commit: src/share/man/man5 rc.conf.5 src/etc/rc.d Makefile
	mdconfig mdconfig2
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On Tue, Aug 22, 2006 at 12:27:54AM -0700, Wes Peters wrote:
>=20
> On Aug 21, 2006, at 8:06 AM, Florent Thoumie wrote:
>=20
> >flz         2006-08-21 15:06:38 UTC
> >
> >  FreeBSD src repository
> >
> >  Modified files:        (Branch: RELENG_6)
> >    share/man/man5       rc.conf.5
> >    etc/rc.d             Makefile
> >  Added files:           (Branch: RELENG_6)
> >    etc/rc.d             mdconfig mdconfig2
> >  Log:
> >  MFC:
> >
> >    Add two new scripts (mdconfig/mdconfig2) to replace old ramdisk=20
> >{,-own}
> >    scripts. These scripts handle vnode backed md(4) devices.
> >
> >    Two new variables have been introduced to be able to populate =20
> >the md(4)
> >    device once it has been mounted (mdconfig_*_files and =20
> >mdconfig_*_cmd).
> >
> >    Use should be as easy as:
> >
> >    mdconfig_md0=3D"-t malloc -s 10m"

We should consider adding "-o reserve" to malloc-backed md creation
where applicable (e.g. the md-backed /tmp creation) to avoid bogus PRs
from people who run their kernels out of memory by filling up /tmp.

Kris

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