mm: kill vma flag VM_RESERVED and mm->reserved_vm counter

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / kernel / events / core.c

diff --git a/kernel/events/core.c b/kernel/events/core.c
index f16f3c58f11ad008d145edc1517a57eccfb03d65..cda3ebd49e86f1d219ae9cbd2eaa357e2b48888b 100644 (file)
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -3671,7 +3671,7 @@ unlock:
                atomic_inc(&event->mmap_count);
        mutex_unlock(&event->mmap_mutex);
 
-       vma->vm_flags |= VM_RESERVED;
+       vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
        vma->vm_ops = &perf_mmap_vmops;
 
        return ret;