Date: Tue, 31 May 2016 14:36:33 -0400 From: Nikolai Lifanov <lifanov@mail.lifanov.com> To: Allan Jude <allanjude@FreeBSD.org> Cc: svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r301010 - in head/sys: cddl/contrib/opensolaris/common/zfs cddl/contrib/opensolaris/uts/common cddl/contrib/opensolaris/uts/common/fs/zfs cddl/contrib/opensolaris/uts/common/fs/zfs/sys ... Message-ID: <b44cc14e-ea6c-1851-41d1-f6b45de8850c@mail.lifanov.com> In-Reply-To: <inxu-sn3p-wny@vfemail.net> References: <201605310412.u4V4CEh4021513@repo.freebsd.org> <inxu-sn3p-wny@vfemail.net>
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On 05/31/2016 03:28, Jan Beich wrote: > Allan Jude <allanjude@FreeBSD.org> writes: > >> Author: allanjude >> Date: Tue May 31 04:12:14 2016 >> New Revision: 301010 >> URL: https://svnweb.freebsd.org/changeset/base/301010 >> >> Log: >> Connect the SHA-512t256 and Skein hashing algorithms to ZFS >> >> Support for the new hashing algorithms in ZFS was introduced in r289422 >> However it was disconnected because FreeBSD lacked implementations of >> SHA-512 (truncated to 256 bits), and Skein. >> >> These implementations were introduced in r300921 and r300966 respectively >> >> This commit connects them to ZFS and enabled these new checksum algorithms >> >> This new algorithms are not supported by the boot blocks, so do not use them >> on your root dataset if you boot from ZFS. > > Can you document the feature and booting caveat in zpool-features(7) manpage? > And Illumos seems to limit booting support to pools vs. datasets. > +1. Also, zfs(8) needs to be updated. > Booting off of pools using skein is NOT supported -- any attempt to > enable skein on a root pool will fail with an error. > > https://illumos.org/man/5/zpool-features >
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