diff options
| author | Yuxin Zhou <[email protected]> | 2021-10-14 00:51:26 +0000 |
|---|---|---|
| committer | Yuxin Zhou <[email protected]> | 2021-10-14 00:51:26 +0000 |
| commit | 1af8404c54f9c8d3caa2ac3523c2a5f014aecb1c (patch) | |
| tree | 93e4f4d64ec8c21c01b77f19b8e7326e85227e3d /common_smp/src/tx_queue_flush.c | |
| parent | 215df45d4b59d4ce8606a88f566d1d426e64a84c (diff) | |
Release 6.1.9
Diffstat (limited to 'common_smp/src/tx_queue_flush.c')
| -rw-r--r-- | common_smp/src/tx_queue_flush.c | 88 |
1 files changed, 45 insertions, 43 deletions
diff --git a/common_smp/src/tx_queue_flush.c b/common_smp/src/tx_queue_flush.c index 99bdb407..ac5c7e36 100644 --- a/common_smp/src/tx_queue_flush.c +++ b/common_smp/src/tx_queue_flush.c @@ -12,8 +12,8 @@ /**************************************************************************/ /**************************************************************************/ -/** */ -/** ThreadX Component */ +/** */ +/** ThreadX Component */ /** */ /** Queue */ /** */ @@ -31,45 +31,47 @@ #include "tx_queue.h" -/**************************************************************************/ -/* */ -/* FUNCTION RELEASE */ -/* */ -/* _tx_queue_flush PORTABLE C */ +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _tx_queue_flush PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ -/* */ -/* This function resets the specified queue, if there are any messages */ -/* in it. Messages waiting to be placed on the queue are also thrown */ -/* out. */ -/* */ -/* INPUT */ -/* */ -/* queue_ptr Pointer to queue control block */ -/* */ -/* OUTPUT */ -/* */ -/* TX_SUCCESS Successful completion status */ -/* */ -/* CALLS */ -/* */ -/* _tx_thread_system_preempt_check Check for preemption */ -/* _tx_thread_system_resume Resume thread service */ -/* _tx_thread_system_ni_resume Non-interruptable resume thread */ -/* */ -/* CALLED BY */ -/* */ -/* Application Code */ -/* */ -/* RELEASE HISTORY */ -/* */ +/* */ +/* This function resets the specified queue, if there are any messages */ +/* in it. Messages waiting to be placed on the queue are also thrown */ +/* out. */ +/* */ +/* INPUT */ +/* */ +/* queue_ptr Pointer to queue control block */ +/* */ +/* OUTPUT */ +/* */ +/* TX_SUCCESS Successful completion status */ +/* */ +/* CALLS */ +/* */ +/* _tx_thread_system_preempt_check Check for preemption */ +/* _tx_thread_system_resume Resume thread service */ +/* _tx_thread_system_ni_resume Non-interruptable resume thread */ +/* */ +/* CALLED BY */ +/* */ +/* Application Code */ +/* */ +/* RELEASE HISTORY */ +/* */ /* DATE NAME DESCRIPTION */ /* */ -/* 09-30-2020 William E. Lamie Initial Version 6.1 */ +/* 05-19-2020 William E. Lamie Initial Version 6.0 */ +/* 09-30-2020 Yuxin Zhou Modified comment(s), */ +/* resulting in version 6.1 */ /* */ /**************************************************************************/ UINT _tx_queue_flush(TX_QUEUE *queue_ptr) @@ -77,9 +79,9 @@ UINT _tx_queue_flush(TX_QUEUE *queue_ptr) TX_INTERRUPT_SAVE_AREA -TX_THREAD *suspension_list; -UINT suspended_count; -TX_THREAD *thread_ptr; +TX_THREAD *suspension_list; +UINT suspended_count; +TX_THREAD *thread_ptr; /* Initialize the suspended count and list. */ @@ -111,7 +113,7 @@ TX_THREAD *thread_ptr; if (queue_ptr -> tx_queue_suspended_count != TX_NO_SUSPENSIONS) { - /* Yes, there are threads suspended on this queue, they must be + /* Yes, there are threads suspended on this queue, they must be resumed! */ /* Copy the information into temporary variables. */ @@ -139,24 +141,24 @@ TX_THREAD *thread_ptr; thread_ptr = suspension_list; while (suspended_count != ((ULONG) 0)) { - + /* Decrement the suspension count. */ suspended_count--; /* Check for a NULL thread pointer. */ if (thread_ptr == TX_NULL) { - + /* Get out of the loop. */ break; } /* Resume the next suspended thread. */ - + /* Lockout interrupts. */ TX_DISABLE - /* Clear the cleanup pointer, this prevents the timeout from doing + /* Clear the cleanup pointer, this prevents the timeout from doing anything. */ thread_ptr -> tx_thread_suspend_cleanup = TX_NULL; @@ -180,11 +182,11 @@ TX_THREAD *thread_ptr; /* Restore interrupts. */ TX_RESTORE - + /* Resume the thread. */ _tx_thread_system_resume(thread_ptr -> tx_thread_suspended_previous); #endif - } + } /* Disable interrupts. */ TX_DISABLE |