Date: Fri, 4 Jul 2008 19:26:09 +1000 From: Peter Jeremy <peterjeremy@optushome.com.au> To: Uladzislau Rezki <urezki@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: how can i get file name knowing its descriptor? Message-ID: <20080704092609.GW29380@server.vk2pj.dyndns.org> In-Reply-To: <e4957ae10807030408tad26e7co11f6e3fb69afb01b@mail.gmail.com> References: <e4957ae10807030408tad26e7co11f6e3fb69afb01b@mail.gmail.com>
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--mhOzvPhkurUs4vA9 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2008-Jul-03 14:08:12 +0300, Uladzislau Rezki <urezki@gmail.com> wrote: >I've been writing a small kernel module, that provides information about >modification of the filesystem to user_land/userspace through the >character device. I'm using FreeBSD 4.10 4.10 has not been supported for several years now. I strongly recommend you look at upgrading to at least 6.3. >So, my question is: Is there any way to get file name knowing its descript= or? The simple answer is no. That said, you could try having a look at how lsof works (whilst it runs in userland, it needs to grovel around in the kernel datastructures much the same as your module would need to. --=20 Peter Jeremy Please excuse any delays as the result of my ISP's inability to implement an MTA that is either RFC2821-compliant or matches their claimed behaviour. --mhOzvPhkurUs4vA9 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) iEYEARECAAYFAkht7LEACgkQ/opHv/APuIei/wCgwmLXG49ddTsdzl4ULNRFNVo8 HckAnA0aJrch8lQqj0iVWefuE3NmBBp6 =G6Lf -----END PGP SIGNATURE----- --mhOzvPhkurUs4vA9--
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