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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1997-10-06 21:28:40 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1997-10-06 21:28:40 +0000 |
| commit | 7e4938ca42472510631c10b53502d84f81262d1a (patch) | |
| tree | 075bab9af2571cebd1228e4a1cb3caeeaae5a597 /cpukit/rtems/macros | |
| parent | Added _Thread_Enable_dispatch to already_timedout path on Wait_support. (diff) | |
| download | rtems-7e4938ca42472510631c10b53502d84f81262d1a.tar.bz2 | |
Make Post an atomic operation.
Diffstat (limited to 'cpukit/rtems/macros')
| -rw-r--r-- | cpukit/rtems/macros/rtems/rtems/eventset.inl | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/cpukit/rtems/macros/rtems/rtems/eventset.inl b/cpukit/rtems/macros/rtems/rtems/eventset.inl index d5e95e4db6..a924935196 100644 --- a/cpukit/rtems/macros/rtems/rtems/eventset.inl +++ b/cpukit/rtems/macros/rtems/rtems/eventset.inl @@ -31,7 +31,13 @@ */ #define _Event_sets_Post( _the_new_events, _the_event_set ) \ - *(_the_event_set) |= (_the_new_events) + do { \ + ISR_Level level; \ + \ + _ISR_Disable( level ); \ + *(_the_event_set) |= (_the_new_events); \ + _ISR_Enable( level ); \ + } while (0); /*PAGE * |