b45cdbda3e
feat: 支持cgroups
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BREAKING CHANGE:
支持cgroups对外变更:
1.在proc目录下支持plimits目录，支持ipc, pid, memory, devices, sched控制器
Close #I6GVPL
Signed-off-by: zhushengle <zhushengle@huawei.com>
Change-Id: Ib996e07bf148abce9e40290d6188b763b52e89bb
2023-02-23 09:32:17 +08:00
748e0d8ffb
fix: MMU竞态问题修复
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背景：同一个进程的多个线程读写同一个PTE时，由于PTE无保护，存在竞态问题。
方案：新增spinlock保护PTE，包括大锁跟小锁。大锁：一个进程只有一个spinlock锁，多个线程
读写PTE时竞争一把锁，锁的内存占用小，但系统性能降低；小锁：每个页表持有一把spinlock，
由于锁是page结构体的一个字段，内存消耗较大，但是相对大锁性能较优。系统默认使用大锁,用
户可根据具体需要配置使用大锁还是小锁。
close #I2WARC
Signed-off-by: Haryslee <lihao189@huawei.com>
Change-Id: I5612eeac1f65507160035eae16af61f285182eda
2022-01-08 14:55:45 +08:00
6827bd2a22
fix: 修复OsVmPhysFreeListAdd和OsVmPhysFreeListAddUnsafe函数内容重复
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删除OsVmPhysFreeListAdd/OsVmPhysFreeListAddUnsafe、OsVmPhysFreeListDel/OsVmPhysFreeListDelUnsafe两对内部函数内容重复的部分。
close #I4FL95
Signed-off-by: kenneth <zhushangyuan@huawei.com>
2021-10-27 15:35:43 +08:00
744b2021b2
chore: add a mini config for qemu arm virt
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support turn off as many features as possible.
current only libc and posix and bsd can not be turned off.
Signed-off-by: Caoruihong <crh.cao@huawei.com>
Change-Id: I1e97570c67593207a56dc11f357eca4b4a018bfd
2021-06-05 17:40:22 +08:00
7e73c929a2
remove __cplusplus guards in .c files
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Change-Id: I052d930d54e63179b17b77f02c107a015f3cfc3f
2021-04-19 18:28:25 +08:00
c959d43684
IssueNo:#I3E0F2
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Description:Delete VM to support only kernel mode.
Sig:liteos_a
Feature or Bugfix:Feature
Binary Source:No
Change-Id: Ie1029c8fbc0c1b85c138663933118d2d148b7769
2021-03-31 16:14:54 +08:00
c29806a316
Optimization for physics memory
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Change-Id: Id7765f13d15014c8b19b75156b9f5971cbe99705
2021-03-13 17:37:10 +08:00
73a7b66116
update openharmony 1.0.1
2021-03-11 18:43:57 +08:00
82d6fe991c
update kernel/base/vm/los_vm_phys.c.
2021-02-03 15:43:39 +08:00
63bd69267a
drop unnecessary executable file permission mode
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Change-Id: Ia6c1f6302407a707b3ec9b805f4c92d8a7970b86
2020-10-13 16:37:25 +08:00
6df931fc98
add OpenHarmony 1.0 baseline
2020-09-08 17:22:24 +08:00
zhushengle
Haryslee
kenneth
Caoruihong
YOUR_NAME
mamingshuai
冷钦街
wenjun