CR4_SMAP
cr4 |= CR4_SMAP;
if (cr4save & CR4_SMAP)
lcr4(cr4save & ~CR4_SMAP);
if (cr4save & CR4_SMAP)
unsigned int cr4save = CR4_SMEP|CR4_SMAP;
{ CR4_SMAP, "SMAP ", "smap "},
cr4 |= CR4_SMAP;
unsigned int cr4save = CR4_SMEP|CR4_SMAP;
if (cr4save & CR4_SMAP)
lcr4(cr4save & ~CR4_SMAP);
if (cr4save & CR4_SMAP)