Fix messy --detail output when there is a failed device.

The missing devices show as garbage.

Signed-off-by: Neil Brown <neilb@suse.de>

Make scanning of /dev work even if it is a symlink

We generally don't want to follow symlinks in /dev, but if
/dev itself is a symlink, we want to follow it.
So nftw needs a bit of help.

Signed-off-by: Neil Brown <neilb@suse.de>

Allow resize to backup to a file.

To support resizing an array without a spare, mdadm now understands
  --backup-file=
which should point to a file for storing a backup of critical data.
This can be given to --grow which will create the file, or
--assemble which will restore from the file if needed.

Signed-off-by: Neil Brown <neilb@suse.de>

Remove ident arg from getinfo_super;

Add a 'name' field to 'info' to compensate.

Signed-off-by: Neil Brown <neilb@suse.de>

Put a 'canary' block in front of the backup

.. so corruptio can be detected.

Signed-off-by: Neil Brown <neilb@suse.de>

Add ANNOUNCE-2.4-pre1

Release 2.4-pre1

Signed-off-by: Neil Brown <neilb@suse.de>

Fix a few issues with the reshape patches.

Signed-off-by: Neil Brown <neilb@suse.de>

Support restarting of a reshape on --assemble

Signed-off-by: Neil Brown <neilb@suse.de>

Initial reshape support

Needs work for other levels etc.

Signed-off-by: Neil Brown <neilb@suse.de>

Add ANNOUNCE-2.3.1

Release some compile fixes.

Signed-off-by: Neil Brown <neilb@suse.de>

Update ChangeLog and release 2.3

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Neil Brown <neilb@suse.de>

Some little bits and pieces...

I'm obviously bored of writing changelog entries.

Signed-off-by: Neil Brown <neilb@suse.de>

Fix printing of size of reiserfs filesystem.

 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=318230

Signed-off-by: Neil Brown <neilb@suse.de>

Sort mdstat entries so that composites are well-ordered.

This means that "-Ds" lists arrays in an approprate order
for assembly.

Signed-off-by: Neil Brown <neilb@suse.de>

Prefer version-1 superblocks for v.large devices.

Signed-off-by: Neil Brown <neilb@suse.de>

Report device size correctly in --detail for Large devices.

Signed-off-by: Neil Brown <neilb@suse.de>

Stuff like..

- report Intent Bitmap in --detail
- report internal bitmap in --examine
- pass' --force through to --grow --bitmap
- support v.large arrays in --grow --bitmap

Signed-off-by: Neil Brown <neilb@suse.de>

Report bitmap offset when examining v1 superblock.

Signed-off-by: Neil Brown <neilb@suse.de>

Work towards allowing larger internal bitmaps in version1 superblocks.

Signed-off-by: Neil Brown <neilb@suse.de>

Support --help --assemble etc.

i.e. allow '--help' to be first and still give
context sensitive help.

Also don't print truncated device-size of very large arrays.

Signed-off-by: Neil Brown <neilb@suse.de>

Have --examine report reshape details.

Signed-off-by: Neil Brown <neilb@suse.de>

Provide error message if --examine does find a valid superblock

Signed-off-by: Neil Brown <neilb@suse.de>

Enable support for v.large raid1.

clean up 'long long' usage for size of array, so that
with v-1 superblocks a raid1 larger than 2TB is possible.

Signed-off-by: Neil Brown <neilb@suse.de>

Further improvements to online help

diff .//ReadMe.c~current~ .//ReadMe.c

Make some improvements to online help.

Signed-off-by: Neil Brown <neilb@suse.de>

Minor fixes

Signed-off-by: Neil Brown <neilb@suse.de>

Assorted fixes...

Signed-off-by: Neil Brown <neilb@suse.de>

uhm.. assort fixes, particularly for recovery offset...

Signed-off-by: Neil Brown <neilb@suse.de>

Allow /etc/mdadm/mdadm.conf as an alternate to /etc/mdadm.conf

This provide compatability with Debian.

Signed-off-by: Neil Brown <neilb@suse.de>

Release 2.2

Signed-off-by: Neil Brown <neilb@suse.de>

Guides on how to use mdadm with initramfs

Signed-off-by: Neil Brown <neilb@suse.de>

Support updating of uuid during --assemble.

Signed-off-by: Neil Brown <neilb@suse.de>

Allow event counters to be off by one

.. even without --force

Signed-off-by: Neil Brown <neilb@suse.de>

syslog support for monitor mode

From: ross@jose.lug.udel.edu (Ross Vandegrift)

Hi Neil,

While adding the text message mode, I saw a FIXME asking for syslog
support in monitor mode.

This patch adds exactly that.
Signed-off-by: Neil Brown <neilb@suse.de>

Report which device failed in a Fail message.

Signed-off-by: Neil Brown <neilb@suse.de>

Support --assume-clean for --create

Signed-off-by: Neil Brown <neilb@suse.de>

Improve option parsing

stuff

====Do Not Remove====
Status: ok
Signed-off-by: Neil Brown <neilb@suse.de>

Allow scanning of devices listed in /proc/partitions independant of /dev

If a device found in /proc/partitions isn't listed in /dev, then
mknod a temporary name and open that.

Signed-off-by: Neil Brown <neilb@suse.de>

Remvoe blank line from '--examine --brief' output.

Signed-off-by: Neil Brown <neilb@suse.de>

Support bitmaps with raid10

And a couple of other little things

Signed-off-by: Neil Brown <neilb@suse.de>

Make sure mdadm -S returns correct error code

If a bad file names was given, exit status still 0.
If some devices couldn't be stopped for "mdadm -Ss"
exit status still 0.

Thanks: Daniel Hottinger <hotti@google.com>

Signed-off-by: Neil Brown <neilb@suse.de>

Create version-4 bitmaps if kernel supports it.

Version-3 bitmaps are host-endian.  Version-4 are little-endian
and so more portable.

Signed-off-by: Neil Brown <neilb@suse.de>

Add 'setup' option to 'test'

Signed-off-by: Neil Brown <neilb@suse.de>

Just some minor stuff...

Signed-off-by: Neil Brown <neilb@suse.de>

Release 2-0

With little fix for -O2 compile

Signed-off-by: Neil Brown <neilb@suse.de>

Add tests/05r1-grow-internal-1

Refine some tests.

Signed-off-by: Neil Brown <neilb@suse.de>

Fix byteordr covnerion ofr 'events' that was '32' instead of '64'

Signed-off-by: Neil Brown <neilb@suse.de>

Fix remaining problems with hot-add bitmap to version-1 superblock

Also some more tests - r5 and r6 bitmaps

Signed-off-by: Neil Brown <neilb@suse.de>

Fix assembling of array with spares when verion-1 superblock is used.

As spared don't have a position in the raid array with verion-1 superblocks,
we need to handle them a bit differently.

Signed-off-by: Neil Brown <neilb@suse.de>

Fix assembling of raid10 in the face of missing devices.

We now check if enough devices are present properly, so
--force can be used to good effect.

Signed-off-by: Neil Brown <neilb@suse.de>

Release!!

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add tests/05r1-internalbitmap-v1c

Add tests/05r1-internalbitmap-v1b

Add tests/05r1-internalbitmap-v1a

Passes all tests, nearly ready for release.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Getting ready for 2.0 release...

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

remove ANNOUNCE-2.0-devel-?

remove ANNOUNCE-1*

Add raid10 doco to mdadm.8

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Lots of little manpage updates.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add RAID10 and other stuff to md.4

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Support internal bitmaps with format-1 superblocks.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Check-in swap_super.c

and update a test that uses it.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Support cross-compiling in Makefile

Thanks to "Anthony Russello" <russello@iomega.com>

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Print descriptive level when warning about pre-existing arrays.

Use map_num to get the name, so 'linear' doens't appear as '-1'.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix bug on new --detail code

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add test for multipath and make it work.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Assorted fixes

Support "--build"ing arrays with bitmaps.
hot-removal of bitmaps
--re-add of drives recently removed.
assorted extra tests

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix --detail output for version 1 superblocks.

As raid_disk no longer matches number, we do things differently.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix but when assembling v1 arrays

Because raid_disk and disk.number are not longer in-sync,
it needed some work.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add 'quite' option and tidy up some tests.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add a test.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Support nameing of version-1 arrays.

--name is recognised in --create and --assemble
name= is recognised in config file.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add write-behind support

Currently this includes
  --write-behind  to set level of write-behind supported
  --write-mostly  to flag devices as write-mostly.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Support fixing of byte-swapped superblocks.

Good for moving between little-endian and big-endian.
Still needs documentation.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add ANNOUNCE-2.0-devel-3

Add ANNOUNCE to inventory

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add test suite and release

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Assorted Fixes for multiple bugs.

Assemble would crash, or just not work.
A few other problem found by a new test-suite.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Redhat 6.2 seems to require sys/time.h as well as time.h

Thanks to  "Pieter D.J. Krul" <p at krul.cc>

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Don't for a chunk-size when "build"ing a raid1

as raid1 doesn't need chunksize

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Make hot-add work with v 1.0.1 superblocks

Just some carelessness

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Document this...

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add ANNOUNCE-2.0-devel-2

Release devel-2

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Make sure we try hard enough to find a component device..

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix compiling of mdassemble

(again).

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix compilation with tinyc

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add man page for mdassemble

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Replace sprintf calls with snprintf

To quiet diet-libc

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Add device files created with --auto to list of known device files.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Allow --force flag with --grow

.. so that you can 'grow' a raid1 to only one device.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Don't list device= in --examine --scan output.

As the device list isn't stable, recording it should be avoided.
The device= list is still available if --verbose is given (once).

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

When finding a /dev name for a device, prefer shorter names

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix silly example

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix some rounding errors in human_size and generally clean up the code

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>

Fix parsing of /dev/md/N in is_standard

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>