diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-12-06 17:30:31 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-12-07 20:44:58 -0800 |
| commit | 4fc003fe0313276f0d4ea996ab9b4acd9a5a5e93 (patch) | |
| tree | 2e4db68bd10090f6cbf168f97a01e1784257b408 /net/switchdev | |
| parent | f12bf6f3f942b37de65eeea8be25903587fec930 (diff) | |
net: switchdev: add net device refcount tracker
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/switchdev')
| -rw-r--r-- | net/switchdev/switchdev.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index 83460470e883..b62565278fac 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -28,6 +28,7 @@ typedef void switchdev_deferred_func_t(struct net_device *dev, struct switchdev_deferred_item { struct list_head list; struct net_device *dev; + netdevice_tracker dev_tracker; switchdev_deferred_func_t *func; unsigned long data[]; }; @@ -63,7 +64,7 @@ void switchdev_deferred_process(void) while ((dfitem = switchdev_deferred_dequeue())) { dfitem->func(dfitem->dev, dfitem->data); - dev_put(dfitem->dev); + dev_put_track(dfitem->dev, &dfitem->dev_tracker); kfree(dfitem); } } @@ -90,7 +91,7 @@ static int switchdev_deferred_enqueue(struct net_device *dev, dfitem->dev = dev; dfitem->func = func; memcpy(dfitem->data, data, data_len); - dev_hold(dev); + dev_hold_track(dev, &dfitem->dev_tracker, GFP_ATOMIC); spin_lock_bh(&deferred_lock); list_add_tail(&dfitem->list, &deferred); spin_unlock_bh(&deferred_lock); |