load_dr2
load_dr2(dbregs->dr[2]);
load_dr2(0);
load_dr2(gctx->sctx_dr2);
load_dr2(gctx->host_dr2);
load_dr2(vmxctx->guest_dr2);
load_dr2(vmxctx->host_dr2);
load_dr2(dbregs->dr[2]);