Module os::syscall::process

Process management syscalls

Structs

• TaskInfo
  Task information
• TimeVal

Functions

• sys_exit
  task exits and submit an exit code
• sys_get_time
  YOUR JOB: get time with second and microsecond HINT: You might reimplement it with virtual memory management. HINT: What if TimeVal is splitted by two pages ?
• sys_mmap
• sys_munmap
• sys_sbrk
  change data segment size
• sys_task_info
  YOUR JOB: Finish sys_task_info to pass testcases HINT: You might reimplement it with virtual memory management. HINT: What if TaskInfo is splitted by two pages ?
• sys_yield
  current task gives up resources for other tasks