dm snapshot: split out exception store implementations
authorAlasdair G Kergon <agk@redhat.com>
Tue, 6 Jan 2009 03:05:17 +0000 (03:05 +0000)
committerAlasdair G Kergon <agk@redhat.com>
Tue, 6 Jan 2009 03:05:17 +0000 (03:05 +0000)
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>

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