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Diffstat (limited to 'libraries/base/Control/Concurrent/Chan.hs')
| -rw-r--r-- | libraries/base/Control/Concurrent/Chan.hs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libraries/base/Control/Concurrent/Chan.hs b/libraries/base/Control/Concurrent/Chan.hs index f5785f5a65..ed8e02bed4 100644 --- a/libraries/base/Control/Concurrent/Chan.hs +++ b/libraries/base/Control/Concurrent/Chan.hs @@ -14,6 +14,11 @@ -- -- Unbounded channels. -- +-- The channels are implemented with @MVar@s and therefore inherit all the +-- caveats that apply to @MVar@s (possibility of races, deadlocks etc). The +-- stm (software transactional memory) library has a more robust implementation +-- of channels called @TChan@s. +-- ----------------------------------------------------------------------------- module Control.Concurrent.Chan |