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57
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include "CellTaskListInfo.h"
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4
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60
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5 #define NEXT_ADDR(addr, size) \
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6 (TaskListPtr)((int)(addr) + (size))
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7
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57
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8 int
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9 CellTaskListInfo::extend_pool(int num)
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10 {
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60
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11 TaskListPtr q = NULL;
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57
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12 int unit_size;
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13
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109
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14 unit_size = (ROUND_UP_ALIGN(sizeof(TaskList), DEFAULT_ALIGNMENT));
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15 posix_memalign((void**)&q, DEFAULT_ALIGNMENT, unit_size*(num+1));
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57
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16
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17 if (q == NULL) {
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18 return -1;
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19 }
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20
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21 q->next = taskListPool;
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22 taskListPool = q;
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23
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24 /* Connect all free pack_list in the pool */
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60
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25 q = NEXT_ADDR(taskListPool, unit_size); // q = taskListPool + 1;
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26 for (; --num > 0; q = NEXT_ADDR(q, unit_size)) {
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27 q->next = NEXT_ADDR(q, unit_size); // q->next = q + 1;
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57
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28 }
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29 q->next = freeTaskList;
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30 freeTaskList = NEXT_ADDR(taskListPool, unit_size);
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31
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32 return 0;
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33 }
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