--- Coro/Changes 2008/11/15 00:37:38 1.414 +++ Coro/Changes 2008/11/18 08:59:45 1.428 @@ -5,11 +5,24 @@ actor model (which is cool in a lot of important aspects (failures!), but very lacking in others (higher level ipc)). +TODO: testcancel +TODO: guard as SLF - to avoid deadlocks. + - avoid deadlock in Coro::Channel if maxsize == 1 (Richard Hundt). + 5.0 - - NEW ARCHITECTURE: use 4.912 for the stable version. + - NEW ARCHITECTURE: use the latest 4.x version if you experience + stability issues. - bump API version to 7 - all dependents must be recompiled. + - Coro::Semaphore->adjust didn't correctly wake up enough waiters. + - async_pool did free a scalar value twice + ("Attempt to unreference..."). + - fix a longstanding bug where calling terminate on a coro that + was waiting for a semaphore that was just becoming available + would cause a deadlock (semaphore would get into a state where + it was available but waiters were waiting(. - perl's process emulation is now not even theoretically supported anymore. + - use named constants in Coro::Channel (Richard Hundt). - directly patch the entersub opcode calling SLF functions (cede, transfer and so on). this does speed up context switching, but more importanly, it frees us from the hardcoded behaviour of @@ -20,8 +33,22 @@ as "threaded" perls are running at half speed anyways). - implement execute_slf (schedule-like-function) interface that makes it possible to implement schedule-like-functions in XS. - - use new SLF interface to massively speed up Coro::EV (it's roughly - twice as fast now). + - use new SLF interface to massively speed up Coro::EV by roughly a + factor of two. + - removed timed_down and timed_guard functions - they were not being + used anyways and should be replaced by a more generic mechanism - + and were annoying to support anyways :) + - used new SLF interface to massively speed up Coro::Semaphore by a + factor of three. + - used new SLF interface to speed up Coro::AIO by roughly a factor of + four and reduce its memory usage considerably. + - forgot to include Coro/libcoro/README in the dist for all these years. + - work around a freebsd pthreads bug (manual testcancel is required as + pthread_cond_wait isn't a cancellation point on freebsd). + +4.913 Sat Nov 15 07:58:28 CET 2008 + - async_pool did free a scalar value twice + ("Attempt to unreference..."). 4.912 Thu Nov 13 18:31:23 CET 2008 - minor cleanups.