diff options
| -rw-r--r-- | kernel/events/core.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index a2e3591175c6..4563bd864bbc 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -7148,12 +7148,20 @@ aux_unlock: vm_flags_set(vma, VM_DONTCOPY | VM_DONTEXPAND | VM_DONTDUMP); vma->vm_ops = &perf_mmap_vmops; - ret = map_range(rb, vma); - mapped = get_mapped(event, event_mapped); if (mapped) mapped(event, vma->vm_mm); + /* + * Try to map it into the page table. On fail, invoke + * perf_mmap_close() to undo the above, as the callsite expects + * full cleanup in this case and therefore does not invoke + * vmops::close(). + */ + ret = map_range(rb, vma); + if (ret) + perf_mmap_close(vma); + return ret; } |