Messages in this thread | | | Date | Thu, 3 Jul 2008 15:03:05 -0700 | From | "Paul Menage" <> | Subject | Re: Attaching PID 0 to a cgroup |
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On Thu, Jul 3, 2008 at 2:59 PM, Matt Helsley <matthltc@us.ibm.com> wrote: > ------------ > char buffer[16]; > int fd; > > fd = open("/some/cgroup/tasks", O_WRONLY); > > /* > * These two writes produce the same effect: adding this process > * to /some/cgroup. > */ > if (the_slightly_shorter_way) > write(fd, "0", 2); > else { > /* The slightly-less-short way */ > snprintf(buffer, 16, "%u", getpid()); > write(fd, buffer, strlen(buffer));
If it's a threaded application, then you'd need gettid() rather than getpid() for the two to be equivalent.
Paul
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