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kernel add
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/*
* 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) 2013 Cavium, Inc.
*/
#ifndef __ASM_MACH_PARAVIRT_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_PARAVIRT_CPU_FEATURE_OVERRIDES_H
#define cpu_has_4kex 1
#define cpu_has_3k_cache 0
#define cpu_has_tx39_cache 0
#define cpu_has_counter 1
#define cpu_has_llsc 1
/*
* We Disable LL/SC on non SMP systems as it is faster to disable
* interrupts for atomic access than a LL/SC.
*/
#ifdef CONFIG_SMP
# define kernel_uses_llsc 1
#else
# define kernel_uses_llsc 0
#endif
#ifdef CONFIG_CPU_CAVIUM_OCTEON
#define cpu_dcache_line_size() 128
#define cpu_icache_line_size() 128
#define cpu_has_octeon_cache 1
#define cpu_has_4k_cache 0
#else
#define cpu_has_octeon_cache 0
#define cpu_has_4k_cache 1
#endif
#endif /* __ASM_MACH_PARAVIRT_CPU_FEATURE_OVERRIDES_H */
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