atomic_add((int) count - PCPU_COUNT_BIAS, &ref->count);
+ WARN_ONCE(atomic_read(&ref->count) <= 0, "percpu ref <= 0 (%i)",
+ atomic_read(&ref->count));
+
/* @ref is viewed as dead on all CPUs, send out kill confirmation */
if (ref->confirm_kill)
ref->confirm_kill(ref);
max_distance += ai->unit_size;
/* warn if maximum distance is further than 75% of vmalloc space */
- if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) {
+ if (max_distance > VMALLOC_TOTAL * 3 / 4) {
pr_warning("PERCPU: max_distance=0x%zx too large for vmalloc "
"space 0x%lx\n", max_distance,
- (unsigned long)(VMALLOC_END - VMALLOC_START));
+ VMALLOC_TOTAL);
#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK
/* and fail if we have fallback */
rc = -EINVAL;