[thinp_*] Make mtree_ref_counter derive from ref_counter.
Slight performance hit, but I'd rather everything was derived from ref_counter. Also implement it! Not sure why this wasn't done before.
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@ -70,15 +70,23 @@ namespace thin_provisioning {
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}
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void
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mtree_ref_counter::inc(block_address b)
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mtree_ref_counter::set(block_address const &b, uint32_t rc)
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{
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tm_.get_sm()->set_count(b, rc);
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}
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void
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mtree_ref_counter::dec(block_address b)
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mtree_ref_counter::inc(block_address const &b)
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{
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tm_.get_sm()->inc(b);
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}
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void
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mtree_ref_counter::dec(block_address const &b)
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{
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tm_.get_sm()->dec(b);
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}
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//--------------------------------
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void
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@ -43,12 +43,13 @@ namespace thin_provisioning {
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static void pack(value_type const &value, disk_type &disk);
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};
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class mtree_ref_counter {
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class mtree_ref_counter final : public ref_counter<block_address> {
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public:
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mtree_ref_counter(transaction_manager &tm);
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void inc(block_address b);
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void dec(block_address b);
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void set(block_address const &b, uint32_t rc);
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void inc(block_address const &b);
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void dec(block_address const &b);
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private:
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transaction_manager &tm_;
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