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kernel add
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#ifndef _ASM_IA64_CACHE_H
#define _ASM_IA64_CACHE_H
/*
* Copyright (C) 1998-2000 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
*/
/* Bytes per L1 (data) cache line. */
#define L1_CACHE_SHIFT CONFIG_IA64_L1_CACHE_SHIFT
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
#ifdef CONFIG_SMP
# define SMP_CACHE_SHIFT L1_CACHE_SHIFT
# define SMP_CACHE_BYTES L1_CACHE_BYTES
#else
/*
* The "aligned" directive can only _increase_ alignment, so this is
* safe and provides an easy way to avoid wasting space on a
* uni-processor:
*/
# define SMP_CACHE_SHIFT 3
# define SMP_CACHE_BYTES (1 << 3)
#endif
#define __read_mostly __attribute__((__section__(".data..read_mostly")))
#endif /* _ASM_IA64_CACHE_H */
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