Commit Graph

12 Commits

Author SHA1 Message Date
Joe Thornber
a7c96c0e1e [everything] Fix circular shared pointer references.
We had a cycle from transaction_manager <-> space_map, and also from
the ref_counters back up to the tm.

This prevented objects being destroyed when various programs exited.

From now on we'll try and only use a shared ptr if ownership is
implied.  Otherwise a reference will be used (eg, for up pointers).
2014-08-26 11:14:49 +01:00
Joe Thornber
d517684c95 Initial code drop for merging block_cache 2014-07-22 16:41:39 +01:00
Joe Thornber
e4d82d04bd [thin_delta] Fix bug when detecting right_only mappings 2014-06-17 16:20:38 +01:00
Joe Thornber
c8f408ac3c [thin_delta] Update the usage 2014-06-17 15:00:38 +01:00
Joe Thornber
bb57104542 [thin_delta] By default output a simpler format that ignores the data locations.
Most people will access the data via the thin device itself, so
there's really no need to output the locations of the data on pool
device.  Doing this allows us to run together adjacent thin blocks
(even if they are not adjacent on the pool dev).

Simple format:

  <same begin="0" length="1"/>
  <different begin="1" length="4"/>
  <same begin="5" length="1"/>
  <different begin="6" length="6"/>
  <same begin="12" length="1"/>
  <different begin="13" length="9"/>
  <same begin="22" length="1"/>
  <different begin="23" length="4"/>
  <same begin="27" length="1"/>
  <different begin="28" length="3"/>
  <same begin="31" length="1"/>
  <different begin="32" length="1"/>

The old format is available using the --verbose switch:

  <same>
    <range begin="0" data_begin="0" length="1"/>
  </same>

  <different>
    <range begin="1" left_data_begin="24576" right_data_begin="16384" length="1"/>
    <range begin="2" left_data_begin="24577" right_data_begin="2" length="1"/>
    <range begin="3" left_data_begin="24578" right_data_begin="16385" length="1"/>
    <range begin="4" left_data_begin="24579" right_data_begin="4" length="1"/>
  </different>

  <same>
    <range begin="5" data_begin="5" length="1"/>
  </same>

  <different>
    <range begin="6" left_data_begin="24580" right_data_begin="16386" length="1"/>
    <range begin="7" left_data_begin="7" right_data_begin="16387" length="1"/>
    <range begin="8" left_data_begin="24581" right_data_begin="8" length="1"/>
    <range begin="9" left_data_begin="24582" right_data_begin="16388" length="1"/>
    <range begin="10" left_data_begin="10" right_data_begin="16389" length="1"/>
    <range begin="11" left_data_begin="24583" right_data_begin="11" length="1"/>
  </different>

  <same>
    <range begin="12" data_begin="12" length="1"/>
  </same>

  <different>
    <range begin="13" left_data_begin="24584" right_data_begin="13" length="1"/>
    <range begin="14" left_data_begin="24585" right_data_begin="16390" length="1"/>
    <range begin="15" left_data_begin="24586" right_data_begin="15" length="1"/>
    <range begin="16" left_data_begin="16" right_data_begin="16391" length="1"/>
    <range begin="17" left_data_begin="24587" right_data_begin="16392" length="1"/>
    <range begin="18" left_data_begin="18" right_data_begin="16393" length="3"/>
    <range begin="21" left_data_begin="24588" right_data_begin="21" length="1"/>
  </different>

  <same>
    <range begin="22" data_begin="22" length="1"/>
  </same>

  <different>
    <range begin="23" left_data_begin="24589" right_data_begin="23" length="1"/>
    <range begin="24" left_data_begin="24590" right_data_begin="16396" length="1"/>
    <range begin="25" left_data_begin="24591" right_data_begin="25" length="1"/>
    <range begin="26" left_data_begin="26" right_data_begin="16397" length="1"/>
  </different>

  <same>
    <range begin="27" data_begin="27" length="1"/>
  </same>

  <different>
    <range begin="28" left_data_begin="24592" right_data_begin="28" length="2"/>
    <range begin="30" left_data_begin="30" right_data_begin="16398" length="1"/>
  </different>

  <same>
    <range begin="31" data_begin="31" length="1"/>
  </same>

  <different>
    <range begin="32" left_data_begin="24594" right_data_begin="32" length="1"/>
  </different>
2014-06-17 14:20:33 +01:00
Joe Thornber
0e62a1c4de [thin_delta] provide a more complete diff output. 2014-06-17 12:39:13 +01:00
Joe Thornber
f80c2dc77f [thin_delta] Don't use endl which also flushes 2014-06-16 13:58:25 +01:00
Joe Thornber
d7d293ee4f thin_delta now works 2014-06-10 16:38:20 +01:00
Joe Thornber
e851b35954 [thin_delta] read in the snaps and dev 2014-06-09 13:26:55 +01:00
Joe Thornber
b03fa373a1 [thin_delta] Print usage on unrecognised switch 2014-06-09 10:51:10 +01:00
Joe Thornber
83f2cce597 [thin_delta] -h/--help 2014-06-09 10:48:29 +01:00
Joe Thornber
87fa6dc079 [thin_delta] --version/-V 2014-06-09 10:37:46 +01:00