Date: Thu, 14 Jun 2012 17:50:12 +0400 From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: Olivier Smedts <olivier@gid0.org> Cc: current@freebsd.org Subject: Re: CFR: backup GPT header support in pmbr and loader(8) (Re: Handbook mirroring section) Message-ID: <4FD9EC14.8070203@FreeBSD.org> In-Reply-To: <CABzXLYPzgBmxGUMhbMSSa7Qxoo4pC4t8%2Bv1t_v6=9HMyP4LGmQ@mail.gmail.com> References: <4FCF3021.5070802@FreeBSD.org> <20120606.200735.1551208261335301113.hrs@allbsd.org> <4FD05573.70801@FreeBSD.org> <20120610.224813.710171778841273502.hrs@allbsd.org> <4FD9D4DF.9090609@FreeBSD.org> <CABzXLYPzgBmxGUMhbMSSa7Qxoo4pC4t8%2Bv1t_v6=9HMyP4LGmQ@mail.gmail.com>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig02D67ED291418359EC897546 Content-Type: text/plain; charset=KOI8-R Content-Transfer-Encoding: quoted-printable On 14.06.2012 17:08, Olivier Smedts wrote: > 2012/6/14 Andrey V. Elsukov <ae@freebsd.org>: >> Also, our PMBR image doesn't contain any partition entries and >> writing it to the disk with dd(1) makes the system unbootable. >> What you think if we will add one partition entry to the PMBR image? >> I modified your patch (the last hunk added) and it is attached. >=20 > Isn't it gpart(8)'s job to write the proper boot code from the pmbr > image without damaging the partition table ? >=20 > ie. "gpart bootcode -b /boot/pmbr ada0" instead of using dd. gpart(8) works only when GPT's geom exists, when PMBR is damaged GEOM_PART_GPT can't detect GPT and thus you can't use it. --=20 WBR, Andrey V. Elsukov --------------enig02D67ED291418359EC897546 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQEcBAEBAgAGBQJP2ewUAAoJEAHF6gQQyKF6NNkIAKbmq2s6CYt3hp7+VCVpvvv4 vkBFxm6lKyipT/mP+t9ic1mCZX6GB2nT+Ur94vQhFi5GQu/tQRCMnfMifs+UMnJ2 PkRX0445A3Q0/85EIuN0pp0wLxukXRhRtCbTy2VKXtA2UOOzSIhRZH7+0mETRe+O x9BO3SU+GPW6nSkHcMXX/sCAUy2UmAWBjsNP+nfWuIrNBRq0jkSYcCrim4zdge8Z RCGXIPveKVYggkIz/0Ku2AUnv/yk3fRuDIiq8B7ELcL2Ffdx1wiFTT9EE/+8W1ZE ff/SI5z4I+nXtJIOr/enRyihMaG17RH5qNGyPgHuiV9PS+jlHGziunF5JL9qP5E= =uo6i -----END PGP SIGNATURE----- --------------enig02D67ED291418359EC897546--
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