xref: /openbmc/linux/arch/ia64/include/asm/shmparam.h (revision 293d5b43)
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 */
13