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History log of /src/sys/dev/raidframe/rf_paritymap.h
RevisionDateAuthorComments
 1.2  14-Mar-2010  jld branches: 1.2.4;
For RAID sets which have no parity (i.e., RAID level 0) and therefore can
never have a parity map, make the parity map ioctls fail with EINVAL.

This makes `raidctl -m` print a scary-looking error on such sets, which
is an improvement over the previous behavior of falsely claiming that
the parity map would be enabled on the next configuration.
 1.1  17-Nov-2009  jld branches: 1.1.2; 1.1.4; 1.1.6;
Finally commit the RAIDframe parity map Summer Of Code project.

Drastically reduces the amount of time spent rewriting parity after an
unclean shutdown by keeping better track of which regions might have had
outstanding writes. Enabled by default; can be disabled on a per-set
basis, or tuned, with the new raidctl(8) commands.

Discussed on tech-kern@ to a general air of approval; exhortations to
commit from mrg@, christos@, and others.

Thanks to Google for their sponsorship, oster@ for mentoring the
project, assorted developers for trying very hard to break it, and
probably more I'm forgetting.
 1.1.6.3  11-Aug-2010  yamt sync with head.
 1.1.6.2  11-Mar-2010  yamt sync with head
 1.1.6.1  17-Nov-2009  yamt file rf_paritymap.h was added on branch yamt-nfs-mp on 2010-03-11 15:04:01 +0000
 1.1.4.1  30-Apr-2010  uebayasi Sync with HEAD.
 1.1.2.2  10-Dec-2009  snj Pull up following revision(s) (requested by tron in ticket #1187):
sys/dev/raidframe/rf_paritymap.c: revision 1.1-1.3 via patch
sys/dev/raidframe/rf_paritymap.h: revision 1.1 via patch
Pull up the RAIDframe parity map Summer Of Code project.
Drastically reduces the amount of time spent rewriting parity after an
unclean shutdown by keeping better track of which regions might have had
outstanding writes. Enabled by default; can be disabled on a per-set
basis, or tuned, with the new raidctl(8) commands.
 1.1.2.1  17-Nov-2009  snj file rf_paritymap.h was added on branch netbsd-5 on 2009-12-10 23:01:44 +0000
 1.2.4.2  21-Apr-2010  matt sync to netbsd-5
 1.2.4.1  14-Mar-2010  matt file rf_paritymap.h was added on branch matt-nb5-mips64 on 2010-04-21 00:27:51 +0000

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