On Mon, Mar 23, 2020 at 06:35:42AM +0530, Anshuman Khandual wrote: > There is an inconsistency between PMD and PUD based THP page table helpers > like the following, as pud_present() does not test for _PAGE_PSE. > > pmd_present(pmd_mknotpresent(pmd)) : True > pud_present(pud_mknotpresent(pud)) : False > > This drops pud_mknotpresent() as there are no current users. If/when needed > back later, pud_present() will also have to fixed to accommodate _PAGE_PSE. > > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: Ingo Molnar <mingo@xxxxxxxxxx> > Cc: Borislav Petkov <bp@xxxxxxxxx> > Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> > Cc: Dave Hansen <dave.hansen@xxxxxxxxx> > Cc: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx> > Cc: Dan Williams <dan.j.williams@xxxxxxxxx> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Cc: x86@xxxxxxxxxx > Cc: linux-mm@xxxxxxxxx > Cc: linux-kernel@xxxxxxxxxxxxxxx > Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx> Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> -- Kirill A. Shutemov
