Merge tag '9p-for-5.11-rc1' of git://github.com/martinetd/linux

[linux-2.6-microblaze.git] / Documentation / admin-guide / cpu-load.rst

diff --git a/Documentation/admin-guide/cpu-load.rst b/Documentation/admin-guide/cpu-load.rst
index ebdecf8..f3ada90 100644 (file)
--- a/Documentation/admin-guide/cpu-load.rst
+++ b/Documentation/admin-guide/cpu-load.rst
@@ -61,43 +61,46 @@ will lead to quite erratic information inside ``/proc/stat``::
 
        static volatile sig_atomic_t stop;
 
-       static void sighandler (int signr)
+       static void sighandler(int signr)
        {
-       (void) signr;
-       stop = 1;
+               (void) signr;
+               stop = 1;
        }
+
        static unsigned long hog (unsigned long niters)
        {
-       stop = 0;
-       while (!stop && --niters);
-       return niters;
+               stop = 0;
+               while (!stop && --niters);
+               return niters;
        }
+
        int main (void)
        {
-       int i;
-       struct itimerval it = { .it_interval = { .tv_sec = 0, .tv_usec = 1 },
-                               .it_value = { .tv_sec = 0, .tv_usec = 1 } };
-       sigset_t set;
-       unsigned long v[HIST];
-       double tmp = 0.0;
-       unsigned long n;
-       signal (SIGALRM, &sighandler);
-       setitimer (ITIMER_REAL, &it, NULL);
-
-       hog (ULONG_MAX);
-       for (i = 0; i < HIST; ++i) v[i] = ULONG_MAX - hog (ULONG_MAX);
-       for (i = 0; i < HIST; ++i) tmp += v[i];
-       tmp /= HIST;
-       n = tmp - (tmp / 3.0);
-
-       sigemptyset (&set);
-       sigaddset (&set, SIGALRM);
-
-       for (;;) {
-               hog (n);
-               sigwait (&set, &i);
-       }
-       return 0;
+               int i;
+               struct itimerval it = {
+                       .it_interval = { .tv_sec = 0, .tv_usec = 1 },
+                       .it_value    = { .tv_sec = 0, .tv_usec = 1 } };
+               sigset_t set;
+               unsigned long v[HIST];
+               double tmp = 0.0;
+               unsigned long n;
+               signal(SIGALRM, &sighandler);
+               setitimer(ITIMER_REAL, &it, NULL);
+
+               hog (ULONG_MAX);
+               for (i = 0; i < HIST; ++i) v[i] = ULONG_MAX - hog(ULONG_MAX);
+               for (i = 0; i < HIST; ++i) tmp += v[i];
+               tmp /= HIST;
+               n = tmp - (tmp / 3.0);
+
+               sigemptyset(&set);
+               sigaddset(&set, SIGALRM);
+
+               for (;;) {
+                       hog(n);
+                       sigwait(&set, &i);
+               }
+               return 0;
        }