Date: Mon, 1 Dec 2008 10:12:32 -0500 From: Alexander Kabaev <kabaev@gmail.com> To: Alexej Sokolov <bsd.quest@googlemail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: remapping kernel buffer in VMS of user process Message-ID: <20081201101232.42d55473@kan.dnsalias.net> In-Reply-To: <20081201013851.GA20549@debian.samsung.router> References: <20081201013851.GA20549@debian.samsung.router>
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--Sig_/I6uY5NvTixSBOwqSYVLYI+D Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Mon, 1 Dec 2008 02:38:51 +0100 Alexej Sokolov <bsd.quest@googlemail.com> wrote: > Hello,=20 >=20 > I would like to remap some buffers allocated in kernel space to memory > space of certain process.=20 >=20 The simplest way is to expose this buffer through device pager. Implement the driver callback and let userland to simply mmap the page. --=20 Alexander Kabaev --Sig_/I6uY5NvTixSBOwqSYVLYI+D Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iD8DBQFJM/7gQ6z1jMm+XZYRAuXpAJ4/3EqUOEhGr3QC+s1RWRpBdzrciwCgqA54 wKf/7958NLIWOp/ay5pa/wQ= =t2bm -----END PGP SIGNATURE----- --Sig_/I6uY5NvTixSBOwqSYVLYI+D--
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