Messages in this thread | | | Date | Mon, 27 Apr 2020 11:04:12 +0200 | From | Thomas Bogendoerfer <> | Subject | Re: [PATCH] mips/mm: Add page soft dirty tracking |
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On Sun, Apr 26, 2020 at 07:09:26PM +0200, Paul Cercueil wrote: > >> arch/mips/Kconfig | 1 + > >> arch/mips/include/asm/pgtable-bits.h | 8 ++++-- > >> arch/mips/include/asm/pgtable.h | 48 > >>++++++++++++++++++++++++++++++++++-- > > > >this breaks all 32bit builds where CPU support RIXI, because it overflows > >pgtable_bits. > > I think we'd need to make PTEs 64-bit at some point.
I'm taking patches ;-) Any idea how much performance impact we might see by this ?
Thomas.
-- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]
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