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tweaks to metadata constructor, and some updated features.

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This commit is contained in:
Joe Thornber
2013-06-19 11:34:01 +01:00
parent 172353d1a5
commit 055b237126
5 changed files with 25 additions and 13 deletions
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25
thin-provisioning/metadata.cc
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@@ -34,7 +34,7 @@ using namespace base;
using namespace thin_provisioning;
//----------------------------------------------------------------
#if 0
namespace {
using namespace superblock_detail;
@@ -108,11 +108,18 @@ metadata::metadata(std::string const &dev_path, open_type ot,
tm_->set_sm(metadata_sm_);
data_sm_ = open_disk_sm(tm_, static_cast<void *>(&sb_.data_space_map_root_));
details_ = device_tree::ptr(new device_tree(tm_, sb_.device_details_root_, device_tree_detail::device_details_traits::ref_counter()));
mappings_top_level_ = dev_tree::ptr(new dev_tree(tm_, sb_.data_mapping_root_,
mapping_tree_detail::mtree_ref_counter(tm_)));
mappings_ = mapping_tree::ptr(new mapping_tree(tm_, sb_.data_mapping_root_,
mapping_tree_detail::block_time_ref_counter(data_sm_)));
details_ = device_tree::ptr(
new device_tree(tm_, sb_.device_details_root_,
device_tree_detail::device_details_traits::ref_counter()));
mappings_top_level_ = dev_tree::ptr(
new dev_tree(tm_, sb_.data_mapping_root_,
mapping_tree_detail::mtree_ref_counter(tm_)));
mappings_ = mapping_tree::ptr(
new mapping_tree(tm_, sb_.data_mapping_root_,
mapping_tree_detail::block_time_ref_counter(data_sm_)));
break;
case CREATE:
@@ -142,10 +149,11 @@ metadata::metadata(std::string const &dev_path, open_type ot,
}
}
metadata::metadata(std::string const &dev_path, block_address metadata_snap)
metadata::metadata(std::string const &dev_path)
{
tm_ = open_tm(open_bm(dev_path, false));
sb_ = read_superblock(tm_->get_bm(), metadata_snap);
sb_ = read_superblock(tm_->get_bm());
// We don't open the metadata sm for a held root
//metadata_sm_ = open_metadata_sm(tm_, &sb_.metadata_space_map_root_);
tm_->set_sm(metadata_sm_);
@@ -227,4 +235,3 @@ metadata::commit()
}
//----------------------------------------------------------------
#endif

2
thin-provisioning/metadata.h
View File

@@ -65,7 +65,7 @@ namespace thin_provisioning {
sector_t data_block_size = 128,
block_address nr_data_blocks = 0); // Only used if CREATE
metadata(std::string const &dev_path, block_address metadata_snap);
metadata(std::string const &dev_path);
// ... use these instead ...
metadata(block_manager<>::ptr bm, open_type ot,