[PATCH v4 0/2] mm/highmem: make kmap cache coloring aware

From: Max Filippov
Date: Fri Aug 01 2014 - 21:12:12 EST


Hi,

this series adds mapping color control to the generic kmap code, allowing
architectures with aliasing VIPT cache to use high memory. There's also
use example of this new interface by xtensa.

Changes since v3:
- drop #include <asm/highmem.h> from mm/highmem.c as it's done in
linux/highmem.h;
- add 'User-visible effect' section to changelog.

Max Filippov (2):
mm/highmem: make kmap cache coloring aware
xtensa: support aliasing cache in kmap

arch/xtensa/include/asm/highmem.h | 40 +++++++++++++++++-
arch/xtensa/mm/highmem.c | 18 ++++++++
mm/highmem.c | 86 ++++++++++++++++++++++++++++++++++-----
3 files changed, 131 insertions(+), 13 deletions(-)

--
1.8.1.4

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