#include <rte_memzone.h>
#include <rte_launch.h>
#include <rte_eal.h>
+#include <rte_alarm.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
#include <rte_atomic.h>
*/
uint8_t lsc_interrupt = 1; /* enabled by default */
+/*
+ * Enable device removal notification.
+ */
+uint8_t rmv_interrupt = 1; /* enabled by default */
+
/*
* NIC bypass mode configuration options.
*/
}
}
+static void
+rmv_event_callback(void *arg)
+{
+ struct rte_eth_dev *dev;
+ struct rte_devargs *da;
+ char name[32] = "";
+ uint8_t port_id = (intptr_t)arg;
+
+ RTE_ETH_VALID_PORTID_OR_RET(port_id);
+ dev = &rte_eth_devices[port_id];
+ da = dev->device->devargs;
+
+ stop_port(port_id);
+ close_port(port_id);
+ if (da->type == RTE_DEVTYPE_VIRTUAL)
+ snprintf(name, sizeof(name), "%s", da->virt.drv_name);
+ else if (da->type == RTE_DEVTYPE_WHITELISTED_PCI)
+ rte_eal_pci_device_name(&da->pci.addr, name, sizeof(name));
+ printf("removing device %s\n", name);
+ rte_eal_dev_detach(name);
+ dev->state = RTE_ETH_DEV_UNUSED;
+}
+
/* This function is used by the interrupt thread */
static void
eth_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param)
event_desc[type]);
fflush(stdout);
}
+
+ switch (type) {
+ case RTE_ETH_EVENT_INTR_RMV:
+ if (rte_eal_alarm_set(100000,
+ rmv_event_callback, (void *)(intptr_t)port_id))
+ fprintf(stderr, "Could not set up deferred device removal\n");
+ break;
+ default:
+ break;
+ }
}
static int
(rte_eth_devices[pid].data->dev_flags &
RTE_ETH_DEV_INTR_LSC))
port->dev_conf.intr_conf.lsc = 1;
+ if (rmv_interrupt &&
+ (rte_eth_devices[pid].data->dev_flags &
+ RTE_ETH_DEV_INTR_RMV))
+ port->dev_conf.intr_conf.rmv = 1;
}
}