Function report |
Source Code:lib\fault-inject.c |
Create Date:2022-07-28 07:11:34 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:This code is stolen from failmalloc-1.0* http://www.nongnu.org/failmalloc/
Proto:bool should_fail(struct fault_attr *attr, ssize_t size)
Type:bool
Parameter:
Type | Parameter | Name |
---|---|---|
struct fault_attr * | attr | |
ssize_t | size |
105 | If in_task() Then |
108 | If fail_nth Then |
109 | If Not WRITE_ONCE(fail_nth, fail_nth - 1) Then Go to fail |
112 | Return false |
117 | If probability == 0 Then Return false |
120 | If task_filter && Not fail_task(attr, current process) Then Return false |
123 | If atomic_read( & times) == 0 Then Return false |
126 | If atomic_read( & space) > size Then |
127 | atomic_sub(size, & space) |
128 | Return false |
131 | If interval > 1 Then |
137 | If probability <= prandom_u32() % 100 Then Return false |
140 | If Not fail_stacktrace(attr) Then Return false |
143 | fail : |
146 | If atomic_read( & times) != -1 Then atomic_dec_not_zero( & times) |
149 | Return true |
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