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Cannot Lock Mutex

Forum rules Post a reply 13 posts • Page 1 of 2 • 1, 2 DirtNasty Posts: 2Joined: 18 Sep 2014, 03:04 Reply with quote Crash [Mutex] ? Whenever I try to rejoin my server I read, "Mutex can't be locked too long, it's a possible deadlock." I cannot join back and only get this, I feel like I We continue to work on this, but that error is triggered by many things and not just one bug. #11 Orin View Profile View Posts 2 Dec, 2014 @ 7:34am Originally in pseudocode it is like: mutex.lock (): if some_unrelated_thing: mutex.unlock () As I understand your code, this way the first snippet can in principle lock and then never unlock. http://ecoflashapps.com/cannot-lock/cannot-lock-lock-file-etc-mtab-timed-out.html

Destructor ~FastMutex ~FastMutex(); destroys the Mutex. Discussion en Français Türkçe tartışma Česko slovenská diskusia Life is Feudal: Forest Village General Discussion Feedback Section Anyone have any info on this? < > Showing 1-15 of 19 comments Arrakis View Profile View Posts 29 Sep, 2014 @ 9:17am This random error may be caused by numerous Trying to acquire additional locks while holding some unknown combination of locks is very, very likely to deadlock. http://stackoverflow.com/questions/20830525/cannot-lock-mutex-in-c

Another potential problem is that your code is ultimately exception-unsafe. The timespec data type is defined in the header. In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms Blocks up to the given number of milliseconds if the mutex is held by another thread.

PrevNextChapter2.The Problem With ConcurrencyHomeLocks and Uniprocessor Kernels Poco class FastMutex Library: Foundation Package: Threading Header: Poco/Mutex.h Description A FastMutex (mutual exclusion) is similar to a Mutex. tryLock bool tryLock(); Tries to lock the mutex. Method to return date ranges of 1 year How to disable the high priority publish option in SDL Tridion First Catch Bonus Do the IPA consonants /v/ and /w/ sound similar? Most likely, it's things that should not be done in DllMain. (See this article for why DllMain should be minimal.) –David Schwartz Jul 7 '14 at 0:42 add a comment| 1

Two Main Types of Kernel Locks: Spinlocks and Mutexes There are two main types of kernel locks. For now I only tested the code on windows, but it does compile fine on linux. Why is this C++ code faster than my hand-written assembly for testing the Collatz conjecture? http://stackoverflow.com/questions/24601501/cannot-lock-a-c-11-stdmutex-on-a-dll Unlike a Mutex, however, a FastMutex is not recursive, which means that a deadlock will occur if the same thread tries to lock a mutex it has already locked again.

Can dispel magic end a darkness spell? c++ c++11 visual-studio-2013 mutex share|improve this question asked Jul 7 '14 at 0:08 NeonMan 169413 marked as duplicate by Praetorianc++ Users with the c++ badge can single-handedly close c++ questions as Blocks up to the given number of milliseconds if the mutex is held by another thread. Can I hide disabled users in the User Manager?

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. https://www.kernel.org/doc/htmldocs/kernel-locking/locks.html by Charby » 20 Sep 2014, 06:21 Same for me! Yes, pretty much the same question. Does anyone maybe see a mistake?

It's been 2 months that I don't play... #3 Jerry Fletcher View Profile View Posts 25 Nov, 2014 @ 10:25am Had this today one time, for the first time, and i navigate here Hmm wonder if its similar in this case. #15 < > Showing 1-15 of 19 comments Per page: 15 30 50 Life is Feudal: Your Own > General Discussions > Topic Numerous annotated examples are used to illustrate real-world concepts. Yes.

POSIX is a registered Trademark of The IEEE. [ Main Index | XBD | XCU | XSH | XRAT ] Τα cookie μάς βοηθούν να σας παρέχουμε τις υπηρεσίες μας. All trademarks are property of their respective owners in the US and other countries. Consider, for example, if some additional DLL needs to be attached to lock the mutex. http://ecoflashapps.com/cannot-lock/cannot-lock-lock-file-etc-mtab.html Why won't curl download this link when a browser will? 40 Vertices And A Connected Graph, Minimum Number Of Edges?

Neither type of lock is recursive: see the section called "Deadlock: Simple and Advanced". Hot Network Questions Was a massive case of voter fraud uncovered in Florida? Browse other questions tagged c mutex waitforsingleobject or ask your own question.

Can I hint the optimizer by giving the range of an integer?

Edit: removed linux code to shorten post. Inheritance Direct Base Classes: FastMutexImpl All Base Classes: FastMutexImpl Member Summary Member Functions: lock, tryLock, unlock Types ScopedLock typedef Poco::ScopedLock < FastMutex > ScopedLock; Constructors FastMutex FastMutex(); creates the Mutex. This is my pillow How should horizontal dashboard numbers react on a responsive page? By the way, these same painful restrictions apply to constructors and destructors for global objects.

ERRORS The pthread_mutex_timedlock() function shall fail if: [EINVAL] The mutex was created with the protocol attribute having the value PTHREAD_PRIO_PROTECT and the calling thread's priority is higher than the mutex' current Can I hide disabled users in the User Manager? The second type is a mutex (include/linux/mutex.h): it is like a spinlock, but you may block holding a mutex. this contact form Threads in DllMain hold the loader lock so no additional DLLs can be dynamically loaded or initialized. -- DllMain Entry Point Your code deadlocks deadlock when you enter DllMain because you

Member Functions lock void lock(); Locks the mutex. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed The resolution of the timeout shall be the resolution of the clock on which it is based. General discussion about Life is Feudal MMO and Life is Feudal: Your Own, The main section and backbone of the forums.

All rights reserved. A Pthreads mini-reference and a look at future standardization are also included. 0201633922B04062001 Προεπισκόπηση αυτού του βιβλίου » Τι λένε οι χρήστες-Σύνταξη κριτικήςΔεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.Επιλεγμένες σελίδεςΣελίδα ΤίτλουΠίνακας περιεχομένωνΕυρετήριοΑναφορέςΠεριεχόμεναIntroduction1 This function shall not return an error code of [EINTR]. Is adding the ‘tbl’ prefix to table names really a problem?

Also, if D Schwartz (below) is right, the lock on the DLLMAIN is not needed. –NeonMan Jul 7 '14 at 0:36 For reference, Microsoft Connect bug report that was Throws a TimeoutException if the mutex can not be locked within the given timeout. ByTheWay about RAII, could you give an example (with my code?) –user1182183 Mar 4 '12 at 18:51 @Rafal Grasman: See the edit in the answer. c mutex waitforsingleobject share|improve this question edited Dec 29 '13 at 21:59 asked Dec 29 '13 at 21:57 Isaac 145 AFAIK mutexes on Windows are recursive, i.e.

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