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| author | Alasdair G Kergon <agk@redhat.com> | 2009-01-06 03:05:17 +0000 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2009-01-06 03:05:17 +0000 |
| commit | 4db6bfe02bdc7dc5048f46dd682a94801d029adc (patch) | |
| tree | 780a41560ea05266288853204f0d7e4eef4f6355 /drivers/md/dm-snap.c | |
| parent | 1ae25f9c933d1432fbffdf3e126051a974608abf (diff) | |
| download | kernel_samsung_crespo-4db6bfe02bdc7dc5048f46dd682a94801d029adc.zip kernel_samsung_crespo-4db6bfe02bdc7dc5048f46dd682a94801d029adc.tar.gz kernel_samsung_crespo-4db6bfe02bdc7dc5048f46dd682a94801d029adc.tar.bz2 | |
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>
Diffstat (limited to 'drivers/md/dm-snap.c')
| -rw-r--r-- | drivers/md/dm-snap.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index 81f03a0..018b567 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -1406,6 +1406,12 @@ static int __init dm_snapshot_init(void) { int r; + r = dm_exception_store_init(); + if (r) { + DMERR("Failed to initialize exception stores"); + return r; + } + r = dm_register_target(&snapshot_target); if (r) { DMERR("snapshot target register failed %d", r); @@ -1454,17 +1460,17 @@ static int __init dm_snapshot_init(void) return 0; - bad_pending_pool: +bad_pending_pool: kmem_cache_destroy(tracked_chunk_cache); - bad5: +bad5: kmem_cache_destroy(pending_cache); - bad4: +bad4: kmem_cache_destroy(exception_cache); - bad3: +bad3: exit_origin_hash(); - bad2: +bad2: dm_unregister_target(&origin_target); - bad1: +bad1: dm_unregister_target(&snapshot_target); return r; } @@ -1480,6 +1486,8 @@ static void __exit dm_snapshot_exit(void) kmem_cache_destroy(pending_cache); kmem_cache_destroy(exception_cache); kmem_cache_destroy(tracked_chunk_cache); + + dm_exception_store_exit(); } /* Module hooks */ |