DR6_RESERVED
set_debugreg(DR6_RESERVED, 6);
set_debugreg(DR6_RESERVED, 6);
(d6 == DR6_RESERVED) && (d7 == DR7_FIXED_1))
(d6 == DR6_RESERVED) && (d7 == DR7_FIXED_1))) {
val = thread->virtual_dr6 ^ DR6_RESERVED; /* Flip back to arch polarity */
thread->virtual_dr6 = val ^ DR6_RESERVED; /* Flip to positive polarity */
dr6 ^= DR6_RESERVED; /* Flip to positive polarity */
set_debugreg(DR6_RESERVED, 6);
set_debugreg(DR6_RESERVED, 6);