Don't include linux/config.h from anywhere else in include/
[linux-2.6.git] / include / asm-ia64 / cache.h
1 #ifndef _ASM_IA64_CACHE_H
2 #define _ASM_IA64_CACHE_H
3
4
5 /*
6  * Copyright (C) 1998-2000 Hewlett-Packard Co
7  *      David Mosberger-Tang <davidm@hpl.hp.com>
8  */
9
10 /* Bytes per L1 (data) cache line.  */
11 #define L1_CACHE_SHIFT          CONFIG_IA64_L1_CACHE_SHIFT
12 #define L1_CACHE_BYTES          (1 << L1_CACHE_SHIFT)
13
14 #ifdef CONFIG_SMP
15 # define SMP_CACHE_SHIFT        L1_CACHE_SHIFT
16 # define SMP_CACHE_BYTES        L1_CACHE_BYTES
17 #else
18   /*
19    * The "aligned" directive can only _increase_ alignment, so this is
20    * safe and provides an easy way to avoid wasting space on a
21    * uni-processor:
22    */
23 # define SMP_CACHE_SHIFT        3
24 # define SMP_CACHE_BYTES        (1 << 3)
25 #endif
26
27 #define __read_mostly __attribute__((__section__(".data.read_mostly")))
28
29 #endif /* _ASM_IA64_CACHE_H */