POE_X
return perm & POE_X;
if (wr->pwxn && (pov_perms & POE_X))
wr->px &= pov_perms & POE_X;
if (wr->uwxn && (uov_perms & POE_X))
wr->ux &= uov_perms & POE_X;
new_por &= ~POE_X;
new_val = POE_X;
if (perm == POE_X)
u64 new_pkey = (POE_X << PKEY_BITS_PER_PKEY * 2) |