John Sigler wrote:
static int hello_init(void) { int i; int *lat; printk(KERN_ALERT "INIT\n"); lat = kmalloc(MAX * sizeof *lat, GFP_KERNEL); if (lat == NULL) return -1; for (i=0; i < MAX; ++i) lat[i] = 0; for (i=0; i < 5; ++i) foo(); for (i=0; i < N; ++i) { unsigned count, res; set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(1); foo(); local_irq_disable(); count = foo(); local_irq_enable(); res = count >> 8; if (res < MAX) ++lat[res]; else printk(KERN_ALERT "OUT OF RANGE\n"); }for (i=0; i < MAX; ++i) if (lat[i] != 0) printk(KERN_ALERT "%d %d\n", i<<8, lat[i]);
kfree(lat);
return 0; }
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