MS_SYNC            25 include/asm-generic/mman.h #define MS_SYNC		4		/* synchronous memory sync */
MS_SYNC            26 include/asm-parisc/mman.h #define MS_SYNC		1		/* synchronous memory sync */
MS_SYNC            62 include/asm-xtensa/mman.h #define MS_SYNC		0x0004		/* synchronous memory sync */