Date: Sun, 3 Apr 2011 20:06:36 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Andriy Gapon <avg@FreeBSD.org> Cc: FreeBSD Hackers <freebsd-hackers@FreeBSD.org>, FreeBSD Arch <freebsd-arch@FreeBSD.org> Subject: Re: looking for error codes Message-ID: <20110403180636.GF1849@garage.freebsd.pl> In-Reply-To: <4D95ECDE.1020504@FreeBSD.org> References: <4D95E162.40605@FreeBSD.org> <F98114A0-0C00-46EF-BD0C-E48F97FFF3E1@bsdimp.com> <AC6674AB7BC78549BB231821ABF7A9AEB52F1950BB@EMBX01-WF.jnpr.net> <4D95ECDE.1020504@FreeBSD.org>
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--27ZtN5FSuKKSZcBU Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Apr 01, 2011 at 06:18:54PM +0300, Andriy Gapon wrote: > on 01/04/2011 18:04 Andrew Duane said the following: > > AFAIK, FreeBSD does not really detect read-only media. This was somethi= ng I had to add as a small project here at work, and was considering cleani= ng up to try to get into CURRENT. If there's a real need for it, I could sp= eed that up. > >=20 >=20 > Yes, that's exactly the problem that I am looking at. > So if you have anything to share it will be greatly appreciated at least = by me. > But I think many more people could benefit from it (e.g. those having SD/= SDHC/etc > cards). Once you detect read-only media, I suggest to implement the support by adding new DISKFLAG_READONLY to disk(9) API and simply deny write access in g_disk_access() when DISKFLAG_READONLY is set. --=20 Pawel Jakub Dawidek http://www.wheelsystems.com FreeBSD committer http://www.FreeBSD.org Am I Evil? Yes, I Am! http://yomoli.com --27ZtN5FSuKKSZcBU Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAk2YtywACgkQForvXbEpPzSpQgCgyEDLFfXaU7g3MN7rug61d+k1 D+cAn0J9QZZxe24Qk2vi+GucC6KLIrkW =pJXb -----END PGP SIGNATURE----- --27ZtN5FSuKKSZcBU--
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