On 18 May 2021, at 0:48, Anshuman Khandual wrote: > Although the zero huge page is being shared across various processes, each > mapping needs to update its mm_struct's MM_ANONPAGES stat by HPAGE_PMD_NR > to be consistent. This just updates the stats in set_huge_zero_page() after > the mapping gets created and in zap_huge_pmd() when mapping gets destroyed. > > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Cc: Zi Yan <ziy@xxxxxxxxxx> > Cc: linux-mm@xxxxxxxxx > Cc: linux-kernel@xxxxxxxxxxxxxxx > Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx> > --- > This applies on v5.13-rc2. > > Changes in V1: > > - Updated MM_ANONPAGES stat in zap_huge_pmd() > - Updated the commit message > > Changes in RFC: > > https://lore.kernel.org/linux-mm/1620890438-9127-1-git-send-email-anshuman.khandual@xxxxxxx/ > > mm/huge_memory.c | 2 ++ > 1 file changed, 2 insertions(+) > LGTM. Thanks. Reviewed-by: Zi Yan<ziy@xxxxxxxxxx> — Best Regards, Yan, Zi
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