发明名称 |
EARLY DETECTION OF AN ACCESS TO DE-ALLOCATED MEMORY |
摘要 |
Disclosed is a a method of detecting an access to de-allocated memory, comprising: creating a pool of fixed size memory blocks that are a non-zero integer multiple of a page size of a processor; receiving a request for an allocation of a block of memory; recording a set of allocation context information in a fixed size memory block; returning a pointer to an allocation of memory within said fixed size memory block; receiving a request to de-allocate said block of memory; recording a set of de-allocation context information in said fixed size memory block; and, setting an indicator in a page table entry associated with said fixed size memory block to a first value that indicates access to said fixed size memory block is not allowed.
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申请公布号 |
US2010095081(A1) |
申请公布日期 |
2010.04.15 |
申请号 |
US20080248734 |
申请日期 |
2008.10.09 |
申请人 |
MCDAVITT BEN;ZELLER JEREMY;HARRIS DALE |
发明人 |
MCDAVITT BEN;ZELLER JEREMY;HARRIS DALE |
分类号 |
G06F12/02 |
主分类号 |
G06F12/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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