Re: [PATCH 1/6] mm: change to return bool for ptep_test_and_clear_young()
Ritesh Harjani (IBM) <[email protected]>
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Baolin Wang <[email protected]> writes: > Callers use ptep_test_and_clear_young() to clear the young flag and check > whether it was set. Change the return type to bool to make the intention > clearer. > Right I checked all callers of ptep_test_and_clear_young(). I agree, we only need bool here. > Signed-off-by: Baolin Wang <[email protected]> > --- > arch/arm64/include/asm/pgtable.h | 8 ++++---- > arch/arm64/mm/contpte.c | 4 ++-- > arch/microblaze/include/asm/pgtable.h | 2 +- > arch/parisc/include/asm/pgtable.h | 6 +++--- > arch/powerpc/include/asm/book3s/32/pgtable.h | 4 ++-- > arch/powerpc/include/asm/book3s/64/pgtable.h | 6 +++--- > arch/powerpc/include/asm/nohash/pgtable.h | 4 ++-- I looked at it because of powerpc changes, but ended up looking into all call sites anyways. So overall it LGTM (and I agree that we can remove the unnecessary externs from function declarations) With that please feel free to add: Reviewed-by: Ritesh Harjani (IBM) <[email protected]>