The page fault handler attempts to use the page_table_lock only for short
time periods. It repeatedly drops and reacquires the lock. When the lock
is reacquired, checks are made if the underlying pte has changed before
replacing the pte value. These locations are a good fit for the use of
The page fault handler attempts to use the page_table_lock only for short
time periods. It repeatedly drops and reacquires the lock. When the lock
is reacquired, checks are made if the underlying pte has changed before
replacing the pte value. These locations are a good fit for the use of
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