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Therefore, we can optimize > by using folio_pte_batch() to batch skip the iterations. > > Use prot_numa_skip() introduced in the previous patch to determine whether > we need to skip the iteration. Change its signature to have a double > pointer to a folio, which will be used by mprotect_folio_pte_batch() to > determine the number of iterations we can safely skip. > > Signed-off-by: Dev Jain > --- > mm/mprotect.c | 55 +++++++++++++++++++++++++++++++++++++++------------ > 1 file changed, 42 insertions(+), 13 deletions(-) > LGTM. Reviewed-by: Zi Yan Best Regards, Yan, Zi