Commit 43573e9f authored by Suren Baghdasaryan's avatar Suren Baghdasaryan Committed by Robin Peng
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ANDROID: mm: prevent speculative page fault handling for userfaults 



handle_userfault() should be protected against a concurrent
userfaultfd_release(), therefore handling a userfaults speculatively
without mmap_lock protection should be disallowed.

Bug: 257443051
Bug: 260704658
Signed-off-by: default avatarSuren Baghdasaryan <surenb@google.com>
Change-Id: Ic6ae39329c73e8849048ea15b5351a49346404d3
Signed-off-by: default avatarRobin Peng <robinpeng@google.com>
parent 84eddbc3
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