mm: move FAULT_FLAG_VMA_LOCK check down from do_fault()

Perform the check at the start of do_read_fault(), do_cow_fault() and
do_shared_fault() instead.  Should be no performance change from the last
commit.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Matthew Wilcox (Oracle) <[email protected]>
Reviewed-by: Suren Baghdasaryan <[email protected]>
Cc: Arjun Roy <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: Punit Agrawal <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions