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#互斥锁错误码
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互斥锁错误码
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对互斥锁存在失败的可能性操作,包括互斥锁创建,互斥锁删除,互斥锁申请,互斥锁释放。
</
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<
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<
th
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序号
</
th
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<
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定义
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实际数值
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th
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描述
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参考解决方案
</
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</
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tbody
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<
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<
td
>
1
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_NO_MEMORY
</
code
>
</
td
>
<
td
>
0x02001d00
</
td
>
<
td
>
内存请求失败
</
td
>
<
td
>
减少互斥锁限制数量的上限
</
td
>
</
tr
>
<
tr
>
<
td
>
2
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_INVALID
</
code
>
</
td
>
<
td
>
0x02001d01
</
td
>
<
td
>
互斥锁不可用
</
td
>
<
td
>
传入有效的互斥锁的ID
</
td
>
</
tr
>
<
tr
>
<
td
>
3
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_PTR_NULL
</
code
>
</
td
>
<
td
>
0x02001d02
</
td
>
<
td
>
入参为空
</
td
>
<
td
>
确保入参可用
</
td
>
</
tr
>
<
tr
>
<
td
>
4
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_ALL_BUSY
</
code
>
</
td
>
<
td
>
0x02001d03
</
td
>
<
td
>
没有互斥锁可用
</
td
>
<
td
>
增加互斥锁限制数量的上限
</
td
>
</
tr
>
<
tr
>
<
td
>
5
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_UNAVAILABLE
</
code
>
</
td
>
<
td
>
0x02001d04
</
td
>
<
td
>
锁失败,因为锁被其他线程使用
</
td
>
<
td
>
等待其他线程解锁或者设置等待时间
</
td
>
</
tr
>
<
tr
>
<
td
>
6
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_PEND_INTERR
</
code
>
</
td
>
<
td
>
0x02001d05
</
td
>
<
td
>
在中断中使用互斥锁
</
td
>
<
td
>
在中断中禁止调用此接口
</
td
>
</
tr
>
<
tr
>
<
td
>
7
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_PEND_IN_LOCK
</
code
>
</
td
>
<
td
>
0x02001d06
</
td
>
<
td
>
任务调度没有使能,线程等待另一个线程释放锁
</
td
>
<
td
>
设置PEND为非阻塞模式或者使能任务调度
</
td
>
</
tr
>
<
tr
>
<
td
>
8
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_TIMEOUT
</
code
>
</
td
>
<
td
>
0x02001d07
</
td
>
<
td
>
互斥锁PEND超时
</
td
>
<
td
>
增加等待时间或者设置一直等待模式
</
td
>
</
tr
>
<
tr
>
<
td
>
9
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_OVERFLOW
</
code
>
</
td
>
<
td
>
0x02001d08
</
td
>
<
td
>
暂未使用,待扩展
</
td
>
<
td
>
无
</
td
>
</
tr
>
<
tr
>
<
td
>
10
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_PENDED
</
code
>
</
td
>
<
td
>
0x02001d09
</
td
>
<
td
>
删除正在使用的锁
</
td
>
<
td
>
等待解锁再删除锁
</
td
>
</
tr
>
<
tr
>
<
td
>
11
</
td
>
<
td
>
<
code
>
LOS_ERRNO_MUX_GET_COUNT_ERR
</
code
>
</
td
>
<
td
>
0x02001d0a
</
td
>
<
td
>
暂未使用,待扩展
</
td
>
<
td
>
无
</
td
>
</
tr
>
<
tr
>
<
td
>
12
</
td
>
<
td
>
<code>LOS_ERRNO_MUX_REG_ERROR</code></td> <td>0x02001d0b</td> <td>暂未使用,待扩展</td> <td>无</td></tr></tbody></table> <p><strong>错误码定义:</strong> 错误码是一个 32 位的存储单元,31~24 位表示错误等级,23~16 位表示错误码标志,15~8 位代表错误码所属模块,7~0 位表示错误码序号,如下</p> <div class="language-c extra-class"><pre class="language-c"><code><span class="token macro property">#<span class="token directive keyword">define</span> LOS_ERRNO_OS_ERROR(MID, ERRNO) \
(LOS_ERRTYPE_ERROR | LOS_ERRNO_OS_ID | ((UINT32)(MID) << 8) | (ERRNO))
</
span
>
</
code
>
</
pre
>
</
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>
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class
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>
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class
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>
注意
</
p
>
<
ul
>
<
li
>
LOS_ERRTYPE_ERROR:Define critical OS errors
</
li
>
<
li
>
LOS_ERRNO_OS_ID:OS error code flag
</
li
>
<
li
>
LOS_MOD_MUX:Mutex module ID
</
li
>
<
li
>
MID:OS_MOUDLE_ID
</
li
>
<
li
>
ERRNO:error ID number
</
li
>
</
ul
>
<
p
>
例如:
</
p
>
<
div
class
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"
>
<
pre
class
="
language-text
"
>
<
code
>
LOS_ERRNO_MUX_TIMEOUT LOS_ERRNO_OS_ERROR(LOS_MOD_MUX, 0x07)
</
code
>
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