ESPFIX_PGD_ENTRY  150 arch/x86/include/asm/pgtable_64_types.h #define ESPFIX_BASE_ADDR	(ESPFIX_PGD_ENTRY << P4D_SHIFT)
ESPFIX_PGD_ENTRY  338 arch/x86/kernel/traps.c 	if (((long)regs->sp >> P4D_SHIFT) == ESPFIX_PGD_ENTRY &&