PTI_USER_PGTABLE_BIT  184 arch/x86/entry/calling.h #define PTI_USER_PGTABLE_MASK		(1 << PTI_USER_PGTABLE_BIT)
PTI_USER_PGTABLE_BIT  259 arch/x86/entry/calling.h 	bt	$PTI_USER_PGTABLE_BIT, \scratch_reg
PTI_USER_PGTABLE_BIT  277 arch/x86/entry/calling.h 	bt	$PTI_USER_PGTABLE_BIT, \save_reg