2012/6/16 Aleksey Samsonov <[email protected]>: > Hello, Hello,
> I observe deadlock at wait of non SCARD_E_SHARING_VIOLATION with lock > of ContextMap (PCSC-Lite-1.8.3 and more early). Problem in > SCardBeginTransaction, SCardTransmit(block mode), SCardStatus (block > mode), SCardReconnect (block mode). > > Deadlock case: > Thread 1: call SCardBeginTransaction -> SCARD_S_SUCCESS > Thread 2: call SCardBeginTransaction (or other from list above) -> > lock 'currentContextMap->mMutex' and wait until receive non > SCARD_E_SHARING_VIOLATION (until Thread 1 call SCardEndTransaction and > return success) > Thread 1: call SCardEndTransaction (or other)-> 'wait > currentContextMap->mMutex; Interesting. Do you have a sample code to exhibit the bug? Either in C or Python? > Patch for PCSC-Lite-1.8.3 and current Subversion trunk attached. Thanks. I will have a look. Bye -- Dr. Ludovic Rousseau _______________________________________________ Muscle mailing list [email protected] http://lists.drizzle.com/mailman/listinfo/muscle
