SCAN_PAGE_RO       16 include/trace/events/huge_memory.h 	EM( SCAN_PAGE_RO,		"no_writable_page")		\
SCAN_PAGE_RO      636 mm/khugepaged.c 		result = SCAN_PAGE_RO;
SCAN_PAGE_RO     1225 mm/khugepaged.c 		result = SCAN_PAGE_RO;