shared memory mutex
You need to tell the mutex to be process-shared when it's inited:., A mutex is a threading construct -- it is for synchronizing data access between threads (which are part of a single process), not between separate ...
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 shared memory mutex 相關參考資料
C Mutex lock on shared memory accessed by multiple ...
Sorry, but you are out of luck. Pthreads library does not have a concept of 'named' mutex, so two independent processes can't reliably share ... https://stackoverflow.com Do pthread mutexes work across threads if in shared memory ...
You need to tell the mutex to be process-shared when it's inited:. https://stackoverflow.com how to Apply Mutex Lock on Shared Memory - C Board
A mutex is a threading construct -- it is for synchronizing data access between threads (which are part of a single process), not between separate ... https://cboard.cprogramming.co Initializing a pthread mutex in shared memory - Stack Overflow
You need to be careful here, not all implementations support mutexes that can work across processes. PThreads itself supports this by use of ... https://stackoverflow.com Mutex in shared memory when one user crashes? - Stack ...
If you're working in Linux or something similar, consider using named semaphores instead of (what I assume are) pthreads mutexes. I don't ... https://stackoverflow.com Shared (interprocess) mutexes on Linux · GitHub
typedef struct shared_mutex_t pthread_mutex_t *ptr; // Pointer to the pthread mutex and // shared memory segment. int shm_fd; // Descriptor of shared memory ... https://gist.github.com std::mutex in shared memory not working - Stack Overflow
An std::mutex instance is only scoped to a single process; it is not capable of interprocess synchronization/concurrency. It is only capable of ... https://stackoverflow.com Using pthread mutex shared between processes correctly ...
For example, with POSIX shm_open() shared memory regions, you can have the processes try to open the region with the O_CREAT and ... https://stackoverflow.com 關於Shared Memory 的兩三事-黑暗執行緒
參與古老系統的搬遷工程，其中使用Shared Memory 實現跨Process ... Shared Memory，在各種IPC 方法中效能最佳，但必須透過Mutex 等同步機制 ... https://blog.darkthread.net |