Suren Baghdasaryan 4daa3c254e ANDROID: add vma->file_ref_count to synchronize vma->vm_file destruction ...

In order to prevent destruction of vma->vm_file while it's being used
during speculative page fault handling, introduce an atomic refcounter.

Bug: 234527424
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Change-Id: I0e971156f3e76feb45136bac1582a7eaab8c75df

2022-07-19 12:47:27 +00:00

80 KiB

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