mirror of
https://github.com/azure-rtos/threadx
synced 2025-01-30 08:02:57 +08:00
270 lines
6.9 KiB
C
270 lines
6.9 KiB
C
/* This test is designed to see if two threads can be created and execute with a time-slice.
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Thread 7 should run twice as long because it has more of a time-slice. */
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#include <stdio.h>
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#include "tx_api.h"
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static volatile unsigned long thread_0_counter = 0;
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static TX_THREAD thread_0;
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static volatile unsigned long thread_1_counter = 0;
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static TX_THREAD thread_1;
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static volatile unsigned long thread_2_counter = 0;
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static TX_THREAD thread_2;
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#ifndef TX_DISABLE_PREEMPTION_THRESHOLD
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static volatile unsigned long thread_3_counter = 0;
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static TX_THREAD thread_3;
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static volatile unsigned long thread_4_counter = 0;
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static TX_THREAD thread_4;
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#endif
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/* Define thread prototypes. */
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static void thread_0_entry(ULONG thread_input);
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static void thread_1_entry(ULONG thread_input);
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static void thread_2_entry(ULONG thread_input);
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#ifndef TX_DISABLE_PREEMPTION_THRESHOLD
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static void thread_3_entry(ULONG thread_input);
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static void thread_4_entry(ULONG thread_input);
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#endif
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/* Prototype for test control return. */
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void test_control_return(UINT status);
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/* Define what the initial system looks like. */
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#ifdef CTEST
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void test_application_define(void *first_unused_memory)
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#else
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void threadx_thread_multiple_time_slice_application_define(void *first_unused_memory)
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#endif
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{
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UINT status;
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CHAR *pointer;
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/* Put first available memory address into a character pointer. */
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pointer = (CHAR *) first_unused_memory;
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/* Put system definition stuff in here, e.g. thread creates and other assorted
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create information. */
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status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1,
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pointer, TEST_STACK_SIZE_PRINTF,
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16, 16, 2, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Thread Multiple Thread Time-Slice Test...................... ERROR #1\n");
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test_control_return(1);
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}
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status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1,
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pointer, TEST_STACK_SIZE_PRINTF,
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16, 16, 4, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Thread Multiple Thread Time-Slice Test...................... ERROR #2\n");
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test_control_return(1);
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}
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/* Create control thread. */
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status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 1,
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pointer, TEST_STACK_SIZE_PRINTF,
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15, 15, TX_NO_TIME_SLICE, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Thread Multiple Thread Time-Slice Test...................... ERROR #3\n");
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test_control_return(1);
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}
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#ifndef TX_DISABLE_PREEMPTION_THRESHOLD
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/* Create threads with preemption-threshold and time-slice, such and make sure time-slice is defeated by
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preemption-threshold. */
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status = tx_thread_create(&thread_3, "thread 3", thread_3_entry, 3,
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pointer, TEST_STACK_SIZE_PRINTF,
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18, 17, 2, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Thread Multiple Thread Time-Slice Test...................... ERROR #4\n");
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test_control_return(1);
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}
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status = tx_thread_create(&thread_4, "thread 4", thread_4_entry, 4,
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pointer, TEST_STACK_SIZE_PRINTF,
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18, 18, 4, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Thread Multiple Thread Time-Slice Test...................... ERROR #5\n");
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test_control_return(1);
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}
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#endif
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}
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/* Define the test threads. */
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static void thread_0_entry(ULONG thread_input)
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{
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/* Enter into a forever loop. */
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while(1)
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{
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/* Increment thread 0 counter. */
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thread_0_counter++;
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/* Call thread identify for Win32 test case. */
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tx_thread_identify();
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}
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}
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static void thread_1_entry(ULONG thread_input)
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{
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/* Enter into a forever loop. */
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while(1)
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{
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/* Increment thread 1 counter. */
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thread_1_counter++;
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/* Call thread identify for Win32 test case. */
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tx_thread_identify();
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}
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}
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static void thread_2_entry(ULONG thread_input)
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{
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unsigned long counter_sum;
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#ifndef TX_DISABLE_PREEMPTION_THRESHOLD
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UINT status;
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#endif
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/* Inform user. */
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printf("Running Thread Multiple Thread Time-Slice Test...................... ");
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/* Sleep for some multiple of 6. */
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tx_thread_sleep(48);
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/* Increment thread 2 counter. */
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thread_2_counter++;
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/* Compute the delta. Should be twice as much, but some test environments (Windows/Linux) are
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not as good in terms of real time processing. */
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counter_sum = thread_0_counter;
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counter_sum = counter_sum + (thread_0_counter/4);
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if (thread_1_counter <= counter_sum)
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{
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/* Thread Time-slice error. */
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printf("ERROR #6\n");
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test_control_return(1);
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}
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#ifdef TX_DISABLE_PREEMPTION_THRESHOLD
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else
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{
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/* Successful Thread Time-slice test. */
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printf("SUCCESS!\n");
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test_control_return(0);
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}
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#else
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/* Now suspend threads 0 and 1 so we can let 3 and 4 run. */
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status = tx_thread_suspend(&thread_0);
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status += tx_thread_suspend(&thread_1);
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/* Check status. */
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if (status)
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{
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/* Thread Time-slice error. */
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printf("ERROR #7\n");
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test_control_return(1);
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}
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/* Now sleep and see if thread 4 ever runs. */
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tx_thread_sleep(4);
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/* Determine if thread 3 ran and thread 4 didn't. */
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if ((thread_3_counter) && (thread_4_counter == 0))
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{
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/* Successful Thread Time-slice test. */
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printf("SUCCESS!\n");
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test_control_return(0);
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}
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else
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{
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/* Thread Time-slice error. */
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printf("ERROR #8\n");
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test_control_return(1);
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}
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#endif
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}
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#ifndef TX_DISABLE_PREEMPTION_THRESHOLD
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/* Define the test threads. */
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static void thread_3_entry(ULONG thread_input)
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{
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/* Enter into a forever loop. */
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while(1)
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{
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/* Increment thread 3 counter. */
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thread_3_counter++;
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/* Call thread identify for Win32 test case. */
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tx_thread_identify();
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}
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}
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static void thread_4_entry(ULONG thread_input)
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{
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/* Enter into a forever loop. */
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while(1)
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{
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/* We should never get here! */
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/* Increment thread 4 counter. */
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thread_4_counter++;
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/* Call thread identify for Win32 test case. */
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tx_thread_identify();
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}
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}
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#endif
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