--- mm/mprotect.c

+++ mm/mprotect.c

@@ -212,6 +212,7 @@ success:

mmu_notifier_invalidate_range_end(mm, start, end);

vm_stat_account(mm, oldflags, vma->vm_file, -nrpages);

vm_stat_account(mm, newflags, vma->vm_file, nrpages);

+ perf_event_mmap(vma);

return 0;

fail:

@@ -300,7 +301,6 @@ SYSCALL_DEFINE3(mprotect, unsigned long,

error = mprotect_fixup(vma, &prev, nstart, tmp, newflags);

if (error)

goto out;

- perf_event_mmap(vma);

nstart = tmp;

if (nstart < prev->vm_end)