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6 Commits

Author SHA1 Message Date
Jonathan Brassow 49beb2b87a dm exception store: move cow pointer 
Move COW device from snapshot to exception store.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-04-02 19:55:33 +01:00
Jonathan Brassow d021684951 dm exception store: move chunk_fields 
Move chunk fields from snapshot to exception store.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-04-02 19:55:32 +01:00
Jonathan Brassow 493df71c64 dm exception store: introduce registry 
Move exception stores into a registry.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-04-02 19:55:31 +01:00
Jonathan Brassow b2a1146529 dm exception store: separate type from instance 
Introduce struct dm_exception_store_type.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-04-02 19:55:30 +01:00
Jonathan Brassow a159c1ac5f dm snapshot: extend exception store functions 
Supply dm_add_exception as a callback to the read_metadata function.
Add a status function ready for a later patch and name the functions
consistently.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-01-06 03:05:19 +00:00
Alasdair G Kergon 4db6bfe02b dm snapshot: split out exception store implementations 
Move the existing snapshot exception store implementations out into
separate files.  Later patches will place these behind a new
interface in preparation for alternative implementations.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
 2009-01-06 03:05:17 +00:00