423A35C7/os_kernel_lab
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Merge branch 'master' of github.com:chyyuu/ucore_lab

Browse Source
This commit is contained in:
yuchen 2015-04-29 12:38:47 +08:00
commit b233b49dcb
1 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
related_info/labX/lab5_X.md
View File

@ -25,3 +25,21 @@ challenge3: 实现用户线程，且内核无法“看到”用户线程（即
===================================================
状态：未完成
完成人：
challenge4: 分析ucore 内存申请与释放，发现潜在的内存泄露现象
===================================================
目前ucore lab5_answer中，存在潜在的内存泄露现象，请通过设计一个方法来解决这个问题。
```
Lab5内存泄露？
实现完Lab5要求后，
执行make run-forktest，输出
assertion failed: nr_free_pages_store == nr_free_pages()
Welcome to the kernel debug monitor!!
发现当fork的进程数max_child超过12时，会出现内存泄露。。。
打印上面两个值，输出如下：
should remain:31861 actually remain:31860
有1页没有被回收
```
状态：未完成
完成人：