Re: [PATCH 1/4] MIPS: Replace _PAGE_READ with _PAGE_NO_READ

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On 04/16/2011 09:44 AM, Kevin Cernekee wrote:
Reuse more of the same definitions for the non-RIXI and RIXI cases.  This
avoids having special cases for kernel_uses_smartmips_rixi cluttering up
the pgtable*.h files.

On hardware that does not support RI/XI, EntryLo bits 31:30 / 63:62 will
remain unset and RI/XI permissions will not be enforced.

Signed-off-by: Kevin Cernekee<cernekee@xxxxxxxxx>
---
  arch/mips/include/asm/pgtable-bits.h |   23 ++++++++---------------
  arch/mips/include/asm/pgtable.h      |   21 ++++++++-------------
  arch/mips/mm/tlbex.c                 |   17 +++++------------
  3 files changed, 21 insertions(+), 40 deletions(-)

[...]

I like this patch.

How much testing have you done on non-RI/XI CPUs?

David Daney



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