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[cache_restore/dump] mappings dump restore ok now

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This commit is contained in:
Joe Thornber
2013-09-23 11:15:41 +01:00
parent dc97e0ea4e
commit 2e58332e49
5 changed files with 53 additions and 9 deletions
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37
caching/metadata.cc
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@@ -51,13 +51,9 @@ metadata::metadata(block_manager<>::ptr bm, open_type ot)
void
metadata::commit()
{
metadata_sm_->commit();
metadata_sm_->copy_root(&sb_.metadata_space_map_root, sizeof(sb_.metadata_space_map_root));
sb_.mapping_root = mappings_->get_root();
write_ref superblock = tm_->get_bm()->superblock_zero(SUPERBLOCK_LOCATION, superblock_validator());
superblock_disk *disk = reinterpret_cast<superblock_disk *>(superblock.data().raw());
superblock_traits::pack(sb_, *disk);
commit_space_map();
commit_mappings();
commit_superblock();
}
void
@@ -96,6 +92,33 @@ metadata::open_metadata(block_manager<>::ptr bm)
{
tm_ = open_tm(bm);
sb_ = read_superblock(tm_->get_bm());
mappings_ = mapping_array::ptr(
new mapping_array(tm_,
mapping_array::ref_counter(),
sb_.mapping_root,
sb_.cache_blocks));
}
void
metadata::commit_space_map()
{
metadata_sm_->commit();
metadata_sm_->copy_root(&sb_.metadata_space_map_root, sizeof(sb_.metadata_space_map_root));
}
void
metadata::commit_mappings()
{
sb_.mapping_root = mappings_->get_root();
}
void
metadata::commit_superblock()
{
write_ref superblock = tm_->get_bm()->superblock_zero(SUPERBLOCK_LOCATION, superblock_validator());
superblock_disk *disk = reinterpret_cast<superblock_disk *>(superblock.data().raw());
superblock_traits::pack(sb_, *disk);
}
//----------------------------------------------------------------