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 * @{
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 * @{
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 */
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 */
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/**
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/**
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 * @file
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 * @file
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 * @brief   ASID management.
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 * @brief ASID management.
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 *
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 *
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 * Modern processor architectures optimize TLB utilization
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 * Modern processor architectures optimize TLB utilization
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 * by using ASIDs (a.k.a. memory contexts on sparc64 and
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 * by using ASIDs (a.k.a. memory contexts on sparc64 and
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 * region identifiers on ia64). These ASIDs help to associate
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 * region identifiers on ia64). These ASIDs help to associate
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 * each TLB item with an address space, thus making
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 * each TLB item with an address space, thus making