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Note change brought on by 322860 MFC.

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Discussed with: kib, imp
Differential Revision: https://reviews.freebsd.org/D11589
Approved by: re (kib)
This commit is contained in:
Kirk McKusick 2017-08-24 21:49:44 +00:00
parent 2ef8c9b479
commit ef936e2520
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/stable/10/; revision=322861
1 changed files with 13 additions and 0 deletions
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@ -16,6 +16,19 @@ from older versions of FreeBSD, try WITHOUT_CLANG to bootstrap to the tip of
stable/10, and then rebuild without this option. The bootstrap process from
older version of current is a bit fragile.
20170824:
Since the switch to GPT disk labels, fsck for UFS/FFS has been
unable to automatically find alternate superblocks. As of r322860,
the information needed to find alternate superblocks has been
moved to the end of the area reserved for the boot block.
Filesystems created with a newfs of this vintage or later
will create the recovery information. If you have a filesystem
created prior to this change and wish to have a recovery block
created for your filesystem, you can do so by running fsck in
forground mode (i.e., do not use the -p or -y options). As it
starts, fsck will ask ``SAVE DATA TO FIND ALTERNATE SUPERBLOCKS''
to which you should answer yes.
20170511:
The mmcsd.ko module now additionally depends on geom_flashmap.ko.
Also, mmc.ko and mmcsd.ko need to be a matching pair built from the