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authorMax Filippov <jcmvbkbc@gmail.com>2013-10-17 02:42:26 +0400
committerChris Zankel <chris@zankel.net>2014-01-14 10:19:58 -0800
commitf615136c06a791364f5afa8b8ba965315a6440f1 (patch)
treed9ced4cfdfd13438ce23384fbd64006bb74fd8b6 /arch/xtensa/include/asm/mmu.h
parent26a8e96a8b37e8070fa9dcb1b7490cf4d4492d50 (diff)
downloadop-kernel-dev-f615136c06a791364f5afa8b8ba965315a6440f1.zip
op-kernel-dev-f615136c06a791364f5afa8b8ba965315a6440f1.tar.gz
xtensa: add SMP support
This is largely based on SMP code from the xtensa-2.6.29-smp tree by Piet Delaney, Marc Gauthier, Joe Taylor, Christian Zankel (and possibly other Tensilica folks). Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/include/asm/mmu.h')
-rw-r--r--arch/xtensa/include/asm/mmu.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/xtensa/include/asm/mmu.h b/arch/xtensa/include/asm/mmu.h
index 8554b2c..71afe41 100644
--- a/arch/xtensa/include/asm/mmu.h
+++ b/arch/xtensa/include/asm/mmu.h
@@ -1,11 +1,9 @@
/*
- * include/asm-xtensa/mmu.h
- *
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 2001 - 2005 Tensilica Inc.
+ * Copyright (C) 2001 - 2013 Tensilica Inc.
*/
#ifndef _XTENSA_MMU_H
@@ -15,8 +13,10 @@
#include <asm-generic/mmu.h>
#else
-/* Default "unsigned long" context */
-typedef unsigned long mm_context_t;
+typedef struct {
+ unsigned long asid[NR_CPUS];
+ unsigned int cpu;
+} mm_context_t;
#endif /* CONFIG_MMU */
#endif /* _XTENSA_MMU_H */
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