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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-19 11:21:34 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-03-06 09:43:58 +0100 |
| commit | ba25cc208c5c83453a57cc42e402c55ac3ffe019 (patch) | |
| tree | 65fb290fb28342134eb6ab860cfe4b07fa2261ed /cpukit/score/include/rtems/score/threaddispatch.h | |
| parent | score: SMP initialization and shutdown changes (diff) | |
| download | rtems-ba25cc208c5c83453a57cc42e402c55ac3ffe019.tar.bz2 | |
score: Add and use _Giant_Drop()
New test smptests/smpfatal03.
Diffstat (limited to '')
| -rw-r--r-- | cpukit/score/include/rtems/score/threaddispatch.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/threaddispatch.h b/cpukit/score/include/rtems/score/threaddispatch.h index 2211662696..cf9b801af8 100644 --- a/cpukit/score/include/rtems/score/threaddispatch.h +++ b/cpukit/score/include/rtems/score/threaddispatch.h @@ -109,6 +109,18 @@ RTEMS_INLINE_ROUTINE void _Thread_Dispatch_initialization( void ) void _Giant_Release( void ); /** + * @brief Releases the giant lock completely if held by the executing processor. + * + * The thread dispatch disable level is not altered by this function. + * + * The only use case for this operation is in + * _SMP_Request_shutdown(). + * + * @param[in] self_cpu The current processor index. + */ + void _Giant_Drop( uint32_t self_cpu ); + + /** * @brief Sets thread dispatch level to the value passed in. * * This routine sets thread dispatch level to the |