Date: Thu, 1 Jun 2006 17:06:55 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Giorgos Keramidas <keramida@freebsd.org> Cc: freebsd-current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: md /tmp and async mounts Message-ID: <20060601210655.GA36389@xor.obsecurity.org> In-Reply-To: <20060601002024.GA1453@gothmog.pc> References: <20060522211223.GA3621@xor.obsecurity.org> <20060522231437.GC1446@odin.ac.hmc.edu> <20060523133037.GA2908@gothmog.pc> <20060523143013.GA11472@ci0.org> <20060523194106.GA46634@xor.obsecurity.org> <20060524203645.GB13500@gothmog.pc> <20060524203747.GA88742@xor.obsecurity.org> <20060524204617.GA13701@gothmog.pc> <20060601002024.GA1453@gothmog.pc>
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--a8Wt8u1KmwUX3Y2C Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jun 01, 2006 at 03:20:24AM +0300, Giorgos Keramidas wrote: [diff snipped] Thanks for the patch. > This doesn't make 'async' the default for all mdmfs mounts. >=20 > Making async the default for mdmfs-based filesystems would > require a fair bit of changes to mdmfs, which would have to grow > mount-option parsing capabilities for the `optarg' of the -o > option and make sure that async is always added, unless mdmfs is > called explicitly with `noasync' in its -o option. >=20 > Having said this, if this is considered a change we should make, > I can prepare a patch for mdmfs too. I think it should be the default. I think we should also avoid using -M (malloc backing for md) in favour of swap backing because of the panic problems - this is too easy to trigger by accident and it makes FreeBSD look bad since it looks like a bug. Kris --a8Wt8u1KmwUX3Y2C Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEf1buWry0BWjoQKURAo3cAJ0XFkb1MDx0QoU+IGGa4QgdMpkGYwCgkvVD FjakyrpGoauw5CY8flo3S3U= =8B/a -----END PGP SIGNATURE----- --a8Wt8u1KmwUX3Y2C--
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