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Feature #988

closed

librbd: trivial layering

Added by Sage Weil about 13 years ago. Updated almost 12 years ago.

Status:
Duplicate
Priority:
Normal
Assignee:
Josh Durgin
Category:
librbd
Target version:
-
% Done:

0%

Source:
Tags:
Backport:
Reviewed:
Affected Versions:
Pull request ID:

Description

Layer a writeable image over a read-only image.

See http://marc.info/?l=ceph-devel&m=129867273303846&w=2

Related issues 2 (0 open — 2 closed)

Blocked by Ceph - Feature #1772: rbd: define new on-disk header formatResolved11/30/2011

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Blocked by Ceph - Feature #1773: rbd: class interface for header interactionResolvedJosh Durgin11/30/2011

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 #1

Updated by Greg Farnum about 13 years ago

  • Translation missing: en.field_story_points set to 8
  • Translation missing: en.field_position set to 619
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 #2

Updated by Sage Weil almost 13 years ago

  • Translation missing: en.field_position deleted (622)
  • Translation missing: en.field_position set to 1
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 #3

Updated by Sage Weil almost 13 years ago

  • Target version changed from v0.29 to v0.30
  • Translation missing: en.field_position deleted (6)
  • Translation missing: en.field_position set to 1
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 #4

Updated by Sage Weil almost 13 years ago

  • Target version changed from v0.30 to 12
  • Translation missing: en.field_position deleted (15)
  • Translation missing: en.field_position set to 62
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 #5

Updated by Sage Weil almost 13 years ago

  • Target version changed from 12 to 19
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 #6

Updated by Sage Weil over 12 years ago

  • Subject changed from librbd: layering to librbd: trivial layering
  • Target version changed from 19 to v0.37
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 #7

Updated by Sage Weil over 12 years ago

  • Target version deleted (v0.37)
  • Translation missing: en.field_position deleted (183)
  • Translation missing: en.field_position set to 1
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 #8

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (67)
  • Translation missing: en.field_position set to 15
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 #9

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (14)
  • Translation missing: en.field_position set to 2
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 #10

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (4)
  • Translation missing: en.field_position set to 1
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 #11

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (2)
  • Translation missing: en.field_position set to 4
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 #12

Updated by Sage Weil over 12 years ago

  • Target version set to v0.39
  • Translation missing: en.field_position deleted (2)
  • Translation missing: en.field_position set to 971
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 #13

Updated by Sage Weil over 12 years ago

  • Target version changed from v0.39 to v0.40
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 #14

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (1005)
  • Translation missing: en.field_position set to 2
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 #15

Updated by Sage Weil over 12 years ago

  • Assignee set to Josh Durgin
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 #16

Updated by Sage Weil over 12 years ago

  • Translation missing: en.field_position deleted (6)
  • Translation missing: en.field_position set to 56
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 #17

Updated by Sage Weil over 12 years ago

  • Target version deleted (v0.40)
  • Translation missing: en.field_position deleted (59)
  • Translation missing: en.field_position set to 1
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 #18

Updated by Sage Weil about 12 years ago

  • Translation missing: en.field_position deleted (65)
  • Translation missing: en.field_position set to 9
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 #19

Updated by Josh Durgin about 12 years ago

To get around the issue of a child image needing to update the parent image's header, Sage suggested using only allowing access to class methods that add/remove the child from the parent image's child list, and using uuids to make the entries in the list of children hard to guess.

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 #20

Updated by Sage Weil about 12 years ago

  • Translation missing: en.field_position deleted (51)
  • Translation missing: en.field_position set to 26
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 #21

Updated by Sage Weil about 12 years ago

  • Translation missing: en.field_position deleted (26)
  • Translation missing: en.field_position set to 2
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 #22

Updated by Sage Weil almost 12 years ago

  • Target version set to v0.48
  • Translation missing: en.field_position deleted (26)
  • Translation missing: en.field_position set to 12
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 #23

Updated by Sage Weil almost 12 years ago

  • Target version deleted (v0.48)
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 #24

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (13)
  • Translation missing: en.field_position set to 28
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 #25

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (28)
  • Translation missing: en.field_position set to 17
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 #26

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (25)
  • Translation missing: en.field_position set to 29
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 #27

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (29)
  • Translation missing: en.field_position set to 32
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 #28

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (44)
  • Translation missing: en.field_position set to 3
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 #29

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (28)
  • Translation missing: en.field_position set to 7
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 #30

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (19)
  • Translation missing: en.field_position set to 18
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 #31

Updated by Sage Weil almost 12 years ago

  • Translation missing: en.field_position deleted (23)
  • Translation missing: en.field_position set to 20
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 #32

Updated by Sage Weil almost 12 years ago

  • Status changed from New to Rejected
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 #33

Updated by Sage Weil almost 12 years ago

  • Status changed from Rejected to Duplicate

replaced by other tasks

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