Commit c4011919 authored by Oven's avatar Oven Committed by h00013079
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ANDROID: mm: fix incorrect unlock mmap_lock for speculative swap fault 



In a20b68c3, SPF is supported for swap
fault. But in __lock_page_or_retry(), it will unlock mmap_lock
unconditionally. That will cause unpaired lock release in handling SPF.

Bug: 333508035
Bug: 345128484
Bug: 346677612

Change-Id: Ia1da66c85e0d58883cf518f10cd33fc5cad387b8
Signed-off-by: default avatarOven <liyangouwen1@oppo.com>
parent 62178719
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