文件操作 - shmparam.h
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文件: /usr/src/linux-headers-5.15.0-186/arch/ia64/include/asm/shmparam.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_IA64_SHMPARAM_H #define _ASM_IA64_SHMPARAM_H /* * SHMLBA controls minimum alignment at which shared memory segments * get attached. The IA-64 architecture says that there may be a * performance degradation when there are virtual aliases within 1MB. * To reduce the chance of this, we set SHMLBA to 1MB. --davidm 00/12/20 */ #define SHMLBA (1024*1024) #endif /* _ASM_IA64_SHMPARAM_H */
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