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1da177e4 LT |
1 | #ifndef _ASM_IA64_SHMPARAM_H |
2 | #define _ASM_IA64_SHMPARAM_H | |
3 | ||
4 | /* | |
5 | * SHMLBA controls minimum alignment at which shared memory segments | |
6 | * get attached. The IA-64 architecture says that there may be a | |
7 | * performance degradation when there are virtual aliases within 1MB. | |
8 | * To reduce the chance of this, we set SHMLBA to 1MB. --davidm 00/12/20 | |
9 | */ | |
10 | #define SHMLBA (1024*1024) | |
11 | ||
12 | #endif /* _ASM_IA64_SHMPARAM_H */ |