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mdbx-windows: handling EXCEPTION_POSSIBLE_DEADLOCK.

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Change-Id: If42c7833e9c4e02fef25634e69c0bd2e926686c1
This commit is contained in:
Leonid Yuriev
2020-11-25 10:49:39 +03:00
parent 092ab094c4
commit 2dab009e76
6 changed files with 23 additions and 2 deletions
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10
src/lck-windows.c
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@@ -144,7 +144,15 @@ int mdbx_txn_lock(MDBX_env *env, bool dontwait) {
if (!TryEnterCriticalSection(&env->me_windowsbug_lock))
return MDBX_BUSY;
} else {
EnterCriticalSection(&env->me_windowsbug_lock);
__try {
EnterCriticalSection(&env->me_windowsbug_lock);
}
__except ((GetExceptionCode() ==
0xC0000194 /* STATUS_POSSIBLE_DEADLOCK / EXCEPTION_POSSIBLE_DEADLOCK */)
? EXCEPTION_EXECUTE_HANDLER
: EXCEPTION_CONTINUE_SEARCH) {
return ERROR_POSSIBLE_DEADLOCK;
}
}
if ((env->me_flags & MDBX_EXCLUSIVE) ||