Differential D7088 Diff 18374 head/sys/dev/hyperv/vmbus/vmbus.c

Changeset View

Standalone View

Show First 20 Lines • Show All 829 Lines • ▼ Show 20 Lines	vmbus_dma_alloc(struct vmbus_softc *sc)
sc->vmbus_evtflags = evtflags;		sc->vmbus_evtflags = evtflags;

sc->vmbus_mnf1 = hyperv_dmamem_alloc(parent_dtag, PAGE_SIZE, 0,		sc->vmbus_mnf1 = hyperv_dmamem_alloc(parent_dtag, PAGE_SIZE, 0,
PAGE_SIZE, &sc->vmbus_mnf1_dma, BUS_DMA_WAITOK \| BUS_DMA_ZERO);		PAGE_SIZE, &sc->vmbus_mnf1_dma, BUS_DMA_WAITOK \| BUS_DMA_ZERO);
if (sc->vmbus_mnf1 == NULL)		if (sc->vmbus_mnf1 == NULL)
return ENOMEM;		return ENOMEM;

sc->vmbus_mnf2 = hyperv_dmamem_alloc(parent_dtag, PAGE_SIZE, 0,		sc->vmbus_mnf2 = hyperv_dmamem_alloc(parent_dtag, PAGE_SIZE, 0,
PAGE_SIZE, &sc->vmbus_mnf2_dma, BUS_DMA_WAITOK \| BUS_DMA_ZERO);		sizeof(struct vmbus_mnf), &sc->vmbus_mnf2_dma,
		BUS_DMA_WAITOK \| BUS_DMA_ZERO);
if (sc->vmbus_mnf2 == NULL)		if (sc->vmbus_mnf2 == NULL)
return ENOMEM;		return ENOMEM;

return 0;		return 0;
}		}

static void		static void
vmbus_dma_free(struct vmbus_softc *sc)		vmbus_dma_free(struct vmbus_softc *sc)
▲ Show 20 Lines • Show All 456 Lines • Show Last 20 Lines