xtensa: support aliasing cache in k[un]map_atomic
authorMax Filippov <jcmvbkbc@gmail.com>
Mon, 14 Jul 2014 22:51:49 +0000 (02:51 +0400)
committerMax Filippov <jcmvbkbc@gmail.com>
Thu, 14 Aug 2014 07:59:21 +0000 (11:59 +0400)
commit32544d9c10c42bac3be8b87d2fc95b0aef008795
tree11983adf6b934cc71ba3013623d8869c867b49fd
parenta91902db2990909ea5e6b110811b448f2e8f1571
xtensa: support aliasing cache in k[un]map_atomic

Map high memory pages at virtual addresses with color that match color
of their physical address. Existing cache alias management mechanisms
may be used with such pages.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
arch/xtensa/include/asm/fixmap.h
arch/xtensa/include/asm/page.h
arch/xtensa/mm/highmem.c