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c# Programming Glossary: interlockedWhy is there no overload of Interlocked.Add that accepts Doubles as parameters? http://stackoverflow.com/questions/1400465/why-is-there-no-overload-of-interlocked-add-that-accepts-doubles-as-parameters is there no overload of Interlocked.Add that accepts Doubles as parameters I fully appreciate the.. I fully appreciate the atomicity that the Threading.Interlocked class provides I don't understand though why the Add function.. multithreading atomic share improve this question The Interlocked class wraps around the Windows API Interlocked functions. These..
Read Introduction in C# - how to protect against it? http://stackoverflow.com/questions/14799876/read-introduction-in-c-sharp-how-to-protect-against-it the field volatile or use VolatileRead or use one of the Interlocked methods. All of those introduce a memory barrier. volatile introduces..
Volatile vs. Interlocked vs. lock http://stackoverflow.com/questions/154551/volatile-vs-interlocked-vs-lock vs. Interlocked vs. lock Let's say that a class has a public int counter field.. should be used and why lock this.locker this.counter Interlocked.Increment ref this.counter Change the access modifier of counter.. I've been removing many lock statements and the use of Interlocked . But is there a reason not to do this c# multithreading locking..
Does Interlocked.CompareExchange use a memory barrier? http://stackoverflow.com/questions/1581718/does-interlocked-compareexchange-use-a-memory-barrier Interlocked.CompareExchange use a memory barrier I'm reading Joe Duffy's.. something about the last code sample in the post while Interlocked.CompareExchange ref m_state 1 0 0 m_state 0 while Interlocked.CompareExchange.. ref m_state 1 0 0 m_state 0 while Interlocked.CompareExchange ref m_state 1 0 0 m_state 0 When the second..
C# Spawn Multiple Threads for work then wait until all finished http://stackoverflow.com/questions/2528907/c-sharp-spawn-multiple-threads-for-work-then-wait-until-all-finished for this is to handle this via a single WaitHandle and use Interlocked to avoid locking on a counter class Program static void Main.. If we're the last thread signal if Interlocked.Decrement ref toProcess 0 resetEvent.Set .Start Wait for..
Why are immutable objects thread-safe? http://stackoverflow.com/questions/3595114/why-are-immutable-objects-thread-safe is a whole range of issues the volatile keyword and the Interlocked class are some of the tools we use to solve those. share improve..
C# version of java's synchronized keyword? http://stackoverflow.com/questions/541194/c-sharp-version-of-javas-synchronized-keyword this lock Type however in more recent compilers it uses Interlocked updates so thread safe without the nasty parts. This allows..
http://stackoverflow.com/questions/6581848/memory-barrier-generators statement Monitor.Enter Monitor.Exit All methods on the Interlocked class Asynchronous callbacks that use the thread pool these.. Monitor class methods including the C# keyword lock All Interlocked class methods. All Volatile class methods .NET 4.5 . Thread.Join.. remove handlers for events in C# since they use lock or Interlocked.CompareExchange . x86 stores have release fence semantics Microsoft's..
When should the volatile keyword be used in C#? http://stackoverflow.com/questions/72275/when-should-the-volatile-keyword-be-used-in-c creating a new thread entering a lock or using one of the Interlocked family of methods introduce stronger guarantees about observation.. any low lock code except for the most trivial usages of Interlocked operations. I leave the usage of volatile to real experts. For..
Is a lock (wait) free doubly linked list possible? http://stackoverflow.com/questions/849786/is-a-lock-wait-free-doubly-linked-list-possible Is it possible to implement a doubly linked list using Interlocked operations to provide no wait locking I would want to insert..
Why is there no overload of Interlocked.Add that accepts Doubles as parameters? http://stackoverflow.com/questions/1400465/why-is-there-no-overload-of-interlocked-add-that-accepts-doubles-as-parameters DEC You'll note that these in turn pretty much map to the interlocked methods. Unfortunately the ADD functions for non integer types..
Volatile vs. Interlocked vs. lock http://stackoverflow.com/questions/154551/volatile-vs-interlocked-vs-lock reason not to do this c# multithreading locking volatile interlocked share improve this question Worst won't actually work Change..
Using lock statement within a loop in C# http://stackoverflow.com/questions/2113261/using-lock-statement-within-a-loop-in-c-sharp to it if you decide later that you can go with lock free interlocked operations on it then you can always do that later. make an..
Lock-free multi-threading is for real threading experts http://stackoverflow.com/questions/2528969/lock-free-multi-threading-is-for-real-threading-experts read some state and make a copy of it modify copy do an interlocked operation retry if it fails optional depends on the data structure.. spinlock . I agree with @nobugz on this the cost of the interlocked operations used in lock free multi threading is dominated by.. doubt that it can be brought under the 20 200 cycles an interlocked operation takes . User mode context switching is certainly slower..
“A reference to a volatile field will not be treated as volatile” implications http://stackoverflow.com/questions/425132/a-reference-to-a-volatile-field-will-not-be-treated-as-volatile-implications
Is the ++ operator thread safe? [duplicate] http://stackoverflow.com/questions/4628243/is-the-operator-thread-safe things like what happens if two threads are each doing interlocked increments of two different variables at different times and..
Is a lock (wait) free doubly linked list possible? http://stackoverflow.com/questions/849786/is-a-lock-wait-free-doubly-linked-list-possible clear without waiting. c# thread safety locking lock free interlocked share improve this question A simple google search will..
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