| #!/usr/bin/python3 |
| |
| import re |
| |
| def parse_cpulist(s): |
| cpulist = [] |
| for e in s.split(","): |
| if e in ["nohz","managed_irq","domain"]: |
| continue |
| |
| if "-" not in e: |
| cpulist.append(int(e)) |
| else: |
| (start, end) = e.split("-") |
| cpulist += range(int(start), int(end) + 1) |
| return sorted(cpulist) |
| |
| def get_cmdline_param(param_name): |
| try: |
| with open("/proc/cmdline", "r") as fhandle: |
| cmdline = fhandle.read() |
| except: |
| return None |
| |
| param = re.search(r'\b' + re.escape(param_name) + r'=(\S+)', cmdline) |
| if param: |
| return param.group(1) |
| |
| return None |
