Merge pull request !777 from Far/cherry-pick-1641884328

调用futime时，系统调用接口函数直接使用了file结构体的f_path字段，该字段在退出前被错误地释放了。
避免该问题需要拷贝一份路径
Signed-off-by: NFar <yesiyuan2@huawei.com>
Change-Id: Ic0f8e608363da3ed15e252a3f91c46e8397c245e

Merge pull request !775 from shenchenkai/N/A

Signed-off-by: Nshenchenkai <shenchenkai@huawei.com>

Merge pull request !770 from 闻飞/OpenHarmony-3.0-LTS

Signed-off-by: Nwenfei6316 <wenfei6316@163.com>

Merge pull request !760 from huangshan/cherry-pick-1640932477

fix: shell支持exit退出，完善帮助信息，特殊处理不可见字符

Change-Id: Ia6dbff0faed4ec73fcf35691676f1acb2b8df78d
Signed-off-by: Nhuangshan <huangshan9@huawei.com>

Merge pull request !753 from huangshan/673

Merge pull request !754 from huangshan/cherry-pick-1640571697

Merge pull request !742 from pjscc/OpenHarmony-3.0-LTS

Merge pull request !758 from Harylee/N/A

Signed-off-by: NHaryslee <lihao189@huawei.com>

Merge pull request !741 from Far/cherry-pick-1640053131

Signed-off-by: Npjscc <pangjiashuai@huawei.com>

修复Ctrl+C会终止所有进程的问题
Signed-off-by: Nhuangshan <huangshan9@huawei.com>
Change-Id: I5861569c63fd6c1adf8c702797e4d79eba76211f

Change-Id: Id3f56ac53ec5a3c86b04bcb7a4611f2eb77f4b80
Signed-off-by: Nuhamc <uhamc@foxmail.com>

Merge pull request !748 from zhushengle/OpenHarmony-3.0-LTS

Merge pull request !746 from Harylee/cherry-pick-1640220757

1.内核打印的地方支持异常时重定向打印信息
2.excinfo 命令中申请的内存64对齐
Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: I6ccd57b93b4a6e2eeabe5b366e9c0eb262dcad8e

Merge pull request !745 from zhushengle/OpenHarmony-3.0-LTS

fix: 修复xts权限用例压测异常问题

用例异常时出现Domain fault或者unknown fault，经分析发现是TLB缓存一致性问题，
在缺页异常入口，对上述两种异常类型做异常地址TLB缓存清理即可。

close #I3ZJ1D
Signed-off-by: NHaryslee <lihao189@huawei.com>
Change-Id: Ib84e3e87047fcac392b83a4cf6cca0d91754e66f

Merge pull request !743 from Zhaotianyu/cherry-pick-1640160115

Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: Icf6688cf0d15efd0c6ef278f3fce37bf3849b03a

fix: 优化trace buffer初始化，删除swtmr 桩中的无效参数
    close #I4DQ1X
Signed-off-by: NLiteOS2021 <dinglu@huawei.com>

Change-Id: I79b416720f5327749a5884a65a5e61db07f2a17c

fix: 修复LOSCFG_FS_FAT_CACHE宏关闭后编译失败的BUG

1. 在必要处增加宏开关关闭部分代码的编译；
2. 由于驱动是一个独立的内核线程，在一些场景下文件系统会将用户态地址透传给驱动，这会导致内核崩溃。
因此在需要透传用户态地址时增加了一个内核buffer作为中转。

Close #I3T3N0
Signed-off-by: NFar <yesiyuan2@huawei.com>

Merge pull request !736 from shenchenkai/OpenHarmony-3.0-LTS

Change-Id: I5d23deaada5939bbb6fb57505f72c2348bd6afe9
Signed-off-by: Nshenchenkai <shenchenkai@huawei.com>

Merge pull request !725 from yinjiaming/yjm-kernel-fs-20211203

codex 告警清零
【修改方案】
修改和添加了procfs的默认文件模式的宏定义,对进行位操作运算的有符号数进行强制类型转换

【影响】
对现有的产品编译不会有影响。

re #I4KVS7
Signed-off-by: Nyinjiaming <yinjiaming@huawei.com>

Merge pull request !720 from shenchenkai/cherry-pick-1637986052

Merge pull request !718 from Far/cherry-pick-1637906208

Description:[fix] clean hilog/hievent ring buffer after memory verification failed

Change-Id: I9310fe807ec95721be78deb60ed9728ef9b56e48
Signed-off-by: Nshenchenkai <shenchenkai@huawei.com>

fix: 修复jffs2适配层错误释放锁的BUG

修复重复释放jffs2全局锁的BUG

Close #I4FH9M
Signed-off-by: NFar <yesiyuan2@huawei.com>

Merge pull request !700 from mgceshuang/cherry-pick-1636013017

Merge pull request !688 from pef/OpenHarmony-3.0-LTS

add blackbox to 2.3
Signed-off-by: NYOUR_NAME <mashuang9@huawei.com>

Merge pull request !689 from pef/OpenHarmony-3.0-LTS_sys_test

Merge pull request !694 from pef/OpenHarmony-3.0-1102

【背景】
1.内核中释放用户空间指针报错:"[ERR]OsMemFree check error!"
2.现有ppoll实现存在问题
3.相关用例需要整理
【修改方案】
1.去掉释放用户空间指针操作
2.更正逻辑错误
3.更正掩码设置与恢复不起作用
4.修复补充现有用例
【影响】
对现有的产品编译不会有影响。

re #I47YWZ

Change-Id: Ib2f60986e9cafb2ea5ef1097ab8552cbb1ede5b4
Signed-off-by: Nlnlan <lanleinan@163.com>