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author | Edward Z. Yang <ezyang@mit.edu> | 2013-07-10 13:41:49 -0700 |
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committer | Edward Z. Yang <ezyang@mit.edu> | 2013-07-10 13:41:49 -0700 |
commit | 94f2057f16668204389923adc142586bf0203f07 (patch) | |
tree | dcf2b76ce709c06b9aee6287a066c6827af2f95b /docs | |
parent | db8d4a345ef77bc6832e9496e0ba38c8e36cadff (diff) | |
download | haskell-94f2057f16668204389923adc142586bf0203f07.tar.gz |
Release note for atomicReadMVar and friends.
Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
Diffstat (limited to 'docs')
-rw-r--r-- | docs/users_guide/7.8.1-notes.xml | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/docs/users_guide/7.8.1-notes.xml b/docs/users_guide/7.8.1-notes.xml index 61c5e5c57a..8e7685ef58 100644 --- a/docs/users_guide/7.8.1-notes.xml +++ b/docs/users_guide/7.8.1-notes.xml @@ -277,6 +277,16 @@ instances for <literal>Either a</literal> and <literal>(,) a</literal> </para> </listitem> + <listitem> + <para> + <literal>Control.Concurrent.MVar</literal> has two + new functions, <literal>atomicReadMVar</literal> and + <literal>tryAtomicReadMVar</literal>, which + implement <literal>readMVar</literal> that cannot be + affected by other threads. (XXXX we may change the implementation + of <literal>readMVar</literal> to use this.) + </para> + </listitem> </itemizedlist> </sect3> |