Mercurial > hg > truffle
comparison src/share/vm/prims/jvmtiImpl.hpp @ 611:2f716c0acb64
6567360: 3/4 SIGBUS in jvmti RawMonitor magic check for unaligned bad monitor pointer
Summary: Change JvmtiEnvBase::is_valid() and JvmtiRawMonitor::is_valid() to fetch the _magic fields via Bytes::get_native_u[248]().
Reviewed-by: coleenp, swamyv
| author | dcubed |
|---|---|
| date | Mon, 02 Mar 2009 14:05:07 -0700 |
| parents | a61af66fc99e |
| children | c18cbe5936b8 |
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| 610:70998f2e05ef | 611:2f716c0acb64 |
|---|---|
| 347 public: | 347 public: |
| 348 JvmtiRawMonitor(const char *name); | 348 JvmtiRawMonitor(const char *name); |
| 349 ~JvmtiRawMonitor(); | 349 ~JvmtiRawMonitor(); |
| 350 int magic() { return _magic; } | 350 int magic() { return _magic; } |
| 351 const char *get_name() { return _name; } | 351 const char *get_name() { return _name; } |
| 352 bool is_valid() { return _magic == JVMTI_RM_MAGIC; } | 352 bool is_valid(); |
| 353 }; | 353 }; |
| 354 | 354 |
| 355 // Onload pending raw monitors | 355 // Onload pending raw monitors |
| 356 // Class is used to cache onload or onstart monitor enter | 356 // Class is used to cache onload or onstart monitor enter |
| 357 // which will transition into real monitor when | 357 // which will transition into real monitor when |