diff options
Diffstat (limited to 'libraries/base/GHC/Event/Windows.hsc')
| -rw-r--r-- | libraries/base/GHC/Event/Windows.hsc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libraries/base/GHC/Event/Windows.hsc b/libraries/base/GHC/Event/Windows.hsc index 973f25722b..97a224fdc7 100644 --- a/libraries/base/GHC/Event/Windows.hsc +++ b/libraries/base/GHC/Event/Windows.hsc @@ -495,9 +495,8 @@ associateHandle Manager{..} h = FFI.associateHandleWithIOCP mgrIOCP h (fromIntegral $ ptrToWordPtr h) -{- Note [Why use non-waiting getOverlappedResult requests.] - ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - +{- Note [Why use non-waiting getOverlappedResult requests] + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ When waiting for a request that is bound to be done soon we spin inside waitForCompletion. There are multiple reasons for this. @@ -549,6 +548,7 @@ withOverlappedEx mgr fname h async offset startCB completionCB = do IOFailed err -> signalThrow err -- Note [Memory Management] + -- ~~~~~~~~~~~~~~~~~~~~~~~~ -- These callback data and especially the overlapped structs have to keep -- alive throughout the entire lifetime of the requests. Since this -- function will block until done so it can call completionCB at the end |