Commit Graph

11 Commits

Author SHA1 Message Date
Nekotekina
6a30d5a6c1 shared_mutex: increase max_readers to 16383
Standard requires at least 10000 for SharedMutex concept
2018-11-09 16:19:59 +03:00
Nekotekina
7a024f3355 Implement shared_mutex::lock_unlock
Minor fix for shared_mutex::try_lock - don't optimize for pessimistic case
2018-10-02 02:22:26 +03:00
Nekotekina
9e5b633779 shared_mutex cleanup
Rewrite to use unsigned arithmetic, shrink to u32
Ensure zero default unlocked state (will need it later)
Inline all public methods, rewrite lock_upgrade()
Remove try_lock_degrade(), lock_degrade() methods
Implement lock_downgrade() (now trivial)
Remove is_reading(), added is_free()
Added reader_lock::try_upgrade()
2018-09-27 12:16:43 +03:00
Nekotekina
445e5def42 Remove safe_reader_lock, safe_writer_lock
It worked as a simple recursive locker for shared_mutex
But its design is flawed and thus can't be fully implemented
2018-09-15 17:09:56 +03:00
Nekotekina
ca5158a03e Cleanup semaphore<> (sema.h) and mutex.h (shared_mutex)
Remove semaphore_lock and writer_lock classes, replace with std::lock_guard
Change semaphore<> interface to Lockable (+ exotic try_unlock method)
2018-09-03 23:00:36 +03:00
Nekotekina
2b5cf2455f SPU: improve TSX usage
Reduce transaction failure amount
Remove vm::try_to_lock
2018-04-06 21:47:54 +03:00
Nekotekina
beab5291bb mutex.cpp: minor update
New concept (incomplete)
2017-10-05 19:51:37 +03:00
Nekotekina
f35babad98 shared_mutex fix (linux) 2017-02-24 18:48:53 +03:00
Nekotekina
b1aa87b515 Busy waiting added 2017-02-16 00:13:55 +03:00
Nekotekina
a5a2d43d7c Thread.cpp refinement
Hide thread mutex
Safe notify() method
Other refactoring
2017-01-29 19:52:19 +03:00
Nekotekina
1c14d872a8 New shared_mutex
Experimental sync utils
New semaphore<>
New cond_variable
New owned_mutex
2017-01-25 00:38:07 +03:00