Symbol: BACKDOOR_OP
sys/dev/pv/vmt.c
1457
BACKDOOR_OP("inl %%dx, %%eax;", frame);
sys/dev/pv/vmt.c
1463
BACKDOOR_OP("cld;\n\trep insb;", frame);
sys/dev/pv/vmt.c
1469
BACKDOOR_OP("cld;\n\trep outsb;", frame);