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devtools/cocci: create safer version of strlcpy script
[dpdk.git]
/
drivers
/
bus
/
vdev
/
vdev.c
diff --git
a/drivers/bus/vdev/vdev.c
b/drivers/bus/vdev/vdev.c
index
685cc4e
..
87f0e2b
100644
(file)
--- a/
drivers/bus/vdev/vdev.c
+++ b/
drivers/bus/vdev/vdev.c
@@
-41,7
+41,7
@@
static struct vdev_device_list vdev_device_list =
static rte_spinlock_recursive_t vdev_device_list_lock =
RTE_SPINLOCK_RECURSIVE_INITIALIZER;
static rte_spinlock_recursive_t vdev_device_list_lock =
RTE_SPINLOCK_RECURSIVE_INITIALIZER;
-struct vdev_driver_list vdev_driver_list =
+st
atic st
ruct vdev_driver_list vdev_driver_list =
TAILQ_HEAD_INITIALIZER(vdev_driver_list);
struct vdev_custom_scan {
TAILQ_HEAD_INITIALIZER(vdev_driver_list);
struct vdev_custom_scan {
@@
-143,10
+143,11
@@
vdev_probe_all_drivers(struct rte_vdev_device *dev)
struct rte_vdev_driver *driver;
int ret;
struct rte_vdev_driver *driver;
int ret;
- name = rte_vdev_device_name(dev);
+ if (rte_dev_is_probed(&dev->device))
+ return -EEXIST;
- VDEV_LOG(DEBUG, "Search driver %s to probe device %s", name,
-
rte_vdev_device_name(dev)
);
+ name = rte_vdev_device_name(dev);
+
VDEV_LOG(DEBUG, "Search driver to probe device %s", name
);
if (vdev_parse(name, &driver))
return -1;
if (vdev_parse(name, &driver))
return -1;
@@
-202,7
+203,9
@@
alloc_devargs(const char *name, const char *args)
}
static int
}
static int
-insert_vdev(const char *name, const char *args, struct rte_vdev_device **p_dev)
+insert_vdev(const char *name, const char *args,
+ struct rte_vdev_device **p_dev,
+ bool init)
{
struct rte_vdev_device *dev;
struct rte_devargs *devargs;
{
struct rte_vdev_device *dev;
struct rte_devargs *devargs;
@@
-222,7
+225,6
@@
insert_vdev(const char *name, const char *args, struct rte_vdev_device **p_dev)
}
dev->device.bus = &rte_vdev_bus;
}
dev->device.bus = &rte_vdev_bus;
- dev->device.devargs = devargs;
dev->device.numa_node = SOCKET_ID_ANY;
dev->device.name = devargs->name;
dev->device.numa_node = SOCKET_ID_ANY;
dev->device.name = devargs->name;
@@
-236,8
+238,10
@@
insert_vdev(const char *name, const char *args, struct rte_vdev_device **p_dev)
goto fail;
}
goto fail;
}
+ if (init)
+ rte_devargs_insert(&devargs);
+ dev->device.devargs = devargs;
TAILQ_INSERT_TAIL(&vdev_device_list, dev, next);
TAILQ_INSERT_TAIL(&vdev_device_list, dev, next);
- rte_devargs_insert(devargs);
if (p_dev)
*p_dev = dev;
if (p_dev)
*p_dev = dev;
@@
-257,7
+261,7
@@
rte_vdev_init(const char *name, const char *args)
int ret;
rte_spinlock_recursive_lock(&vdev_device_list_lock);
int ret;
rte_spinlock_recursive_lock(&vdev_device_list_lock);
- ret = insert_vdev(name, args, &dev);
+ ret = insert_vdev(name, args, &dev
, true
);
if (ret == 0) {
ret = vdev_probe_all_drivers(dev);
if (ret) {
if (ret == 0) {
ret = vdev_probe_all_drivers(dev);
if (ret) {
@@
-383,7
+387,7
@@
vdev_action(const struct rte_mp_msg *mp_msg, const void *peer)
break;
case VDEV_SCAN_ONE:
VDEV_LOG(INFO, "receive vdev, %s", in->name);
break;
case VDEV_SCAN_ONE:
VDEV_LOG(INFO, "receive vdev, %s", in->name);
- ret = insert_vdev(in->name, NULL, NULL);
+ ret = insert_vdev(in->name, NULL, NULL
, false
);
if (ret == -EEXIST)
VDEV_LOG(DEBUG, "device already exist, %s", in->name);
else if (ret < 0)
if (ret == -EEXIST)
VDEV_LOG(DEBUG, "device already exist, %s", in->name);
else if (ret < 0)
@@
-479,7
+483,7
@@
static int
vdev_probe(void)
{
struct rte_vdev_device *dev;
vdev_probe(void)
{
struct rte_vdev_device *dev;
- int ret = 0;
+ int r
, r
et = 0;
/* call the init function for each virtual device */
TAILQ_FOREACH(dev, &vdev_device_list, next) {
/* call the init function for each virtual device */
TAILQ_FOREACH(dev, &vdev_device_list, next) {
@@
-488,10
+492,10
@@
vdev_probe(void)
* we call each driver probe.
*/
* we call each driver probe.
*/
- if (rte_dev_is_probed(&dev->device))
- continue;
-
- if (vdev_probe_all_drivers(dev)) {
+ r = vdev_probe_all_drivers(dev);
+ if (r != 0) {
+ if (r == -EEXIST)
+ continue;
VDEV_LOG(ERR, "failed to initialize %s device",
rte_vdev_device_name(dev));
ret = -1;
VDEV_LOG(ERR, "failed to initialize %s device",
rte_vdev_device_name(dev));
ret = -1;