diff options
Diffstat (limited to 'common_smp/src/tx_byte_pool_cleanup.c')
| -rw-r--r-- | common_smp/src/tx_byte_pool_cleanup.c | 96 |
1 files changed, 49 insertions, 47 deletions
diff --git a/common_smp/src/tx_byte_pool_cleanup.c b/common_smp/src/tx_byte_pool_cleanup.c index 1ad620ce..e8cd1a0e 100644 --- a/common_smp/src/tx_byte_pool_cleanup.c +++ b/common_smp/src/tx_byte_pool_cleanup.c @@ -12,8 +12,8 @@ /**************************************************************************/ /**************************************************************************/ -/** */ -/** ThreadX Component */ +/** */ +/** ThreadX Component */ /** */ /** Byte Memory */ /** */ @@ -30,47 +30,49 @@ #include "tx_byte_pool.h" -/**************************************************************************/ -/* */ -/* FUNCTION RELEASE */ -/* */ -/* _tx_byte_pool_cleanup PORTABLE C */ +/**************************************************************************/ +/* */ +/* FUNCTION RELEASE */ +/* */ +/* _tx_byte_pool_cleanup PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ -/* */ -/* This function processes byte allocate timeout and thread terminate */ -/* actions that require the byte pool data structures to be cleaned */ -/* up. */ -/* */ -/* INPUT */ -/* */ -/* thread_ptr Pointer to suspended thread's */ -/* control block */ -/* */ -/* OUTPUT */ -/* */ -/* None */ -/* */ -/* CALLS */ -/* */ -/* _tx_thread_system_resume Resume thread service */ -/* _tx_thread_system_ni_resume Non-interruptable resume thread */ -/* */ -/* CALLED BY */ -/* */ -/* _tx_thread_timeout Thread timeout processing */ -/* _tx_thread_terminate Thread terminate processing */ -/* _tx_thread_wait_abort Thread wait abort processing */ -/* */ -/* RELEASE HISTORY */ -/* */ +/* */ +/* This function processes byte allocate timeout and thread terminate */ +/* actions that require the byte pool data structures to be cleaned */ +/* up. */ +/* */ +/* INPUT */ +/* */ +/* thread_ptr Pointer to suspended thread's */ +/* control block */ +/* */ +/* OUTPUT */ +/* */ +/* None */ +/* */ +/* CALLS */ +/* */ +/* _tx_thread_system_resume Resume thread service */ +/* _tx_thread_system_ni_resume Non-interruptable resume thread */ +/* */ +/* CALLED BY */ +/* */ +/* _tx_thread_timeout Thread timeout processing */ +/* _tx_thread_terminate Thread terminate processing */ +/* _tx_thread_wait_abort Thread wait abort processing */ +/* */ +/* 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 */ /* */ /**************************************************************************/ VOID _tx_byte_pool_cleanup(TX_THREAD *thread_ptr, ULONG suspension_sequence) @@ -80,12 +82,12 @@ VOID _tx_byte_pool_cleanup(TX_THREAD *thread_ptr, ULONG suspension_sequence) TX_INTERRUPT_SAVE_AREA #endif -TX_BYTE_POOL *pool_ptr; +TX_BYTE_POOL *pool_ptr; UINT suspended_count; TX_THREAD *next_thread; TX_THREAD *previous_thread; - + #ifndef TX_NOT_INTERRUPTABLE /* Disable interrupts to remove the suspended thread from the byte pool. */ @@ -94,7 +96,7 @@ TX_THREAD *previous_thread; /* Determine if the cleanup is still required. */ if (thread_ptr -> tx_thread_suspend_cleanup == &(_tx_byte_pool_cleanup)) { - + /* Check for valid suspension sequence. */ if (suspension_sequence == thread_ptr -> tx_thread_suspension_sequence) { @@ -105,7 +107,7 @@ TX_THREAD *previous_thread; /* Check for a NULL byte pool pointer. */ if (pool_ptr != TX_NULL) { - + /* Check for valid pool ID. */ if (pool_ptr -> tx_byte_pool_id == TX_BYTE_POOL_ID) { @@ -124,18 +126,18 @@ TX_THREAD *previous_thread; /* Decrement the suspension count. */ pool_ptr -> tx_byte_pool_suspended_count--; - + /* Pickup the suspended count. */ suspended_count = pool_ptr -> tx_byte_pool_suspended_count; /* Remove the suspended thread from the list. */ - + /* See if this is the only suspended thread on the list. */ if (suspended_count == TX_NO_SUSPENSIONS) { /* Yes, the only suspended thread. */ - + /* Update the head pointer. */ pool_ptr -> tx_byte_pool_suspension_list = TX_NULL; } @@ -153,18 +155,18 @@ TX_THREAD *previous_thread; /* Determine if we need to update the head pointer. */ if (pool_ptr -> tx_byte_pool_suspension_list == thread_ptr) { - + /* Update the list head pointer. */ pool_ptr -> tx_byte_pool_suspension_list = next_thread; } - } - + } + /* Now we need to determine if this cleanup is from a terminate, timeout, or from a wait abort. */ if (thread_ptr -> tx_thread_state == TX_BYTE_MEMORY) { - /* Timeout condition and the thread still suspended on the byte pool. + /* Timeout condition and the thread still suspended on the byte pool. Setup return error status and resume the thread. */ #ifdef TX_BYTE_POOL_ENABLE_PERFORMANCE_INFO @@ -199,7 +201,7 @@ TX_THREAD *previous_thread; #endif } #ifndef TX_NOT_INTERRUPTABLE - } + } } } } |