D12805.id34465.diff
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D12805.id34465.diff
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	Index: head/sys/net/iflib.c
	===================================================================
	--- head/sys/net/iflib.c
	+++ head/sys/net/iflib.c
	@@ -5260,6 +5260,19 @@

	bar = ctx->ifc_softc_ctx.isc_msix_bar;
	admincnt = sctx->isc_admin_intrcnt;
	+ /* Override by global tuneable */
	+ {
	+ int i;
	+ size_t len = sizeof(i);
	+ err = kernel_sysctlbyname(curthread, "hw.pci.enable_msix", &i, &len, NULL, 0, NULL, 0);
	+ if (err == 0) {
	+ if (i == 0)
	+ goto msi;
	+ }
	+ else {
	+ device_printf(dev, "unable to read hw.pci.enable_msix.");
	+ }
	+ }
	/* Override by tuneable */
	if (scctx->isc_disable_msix)
	goto msi;