diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-12-06 17:30:30 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-12-07 20:44:58 -0800 |
| commit | f12bf6f3f942b37de65eeea8be25903587fec930 (patch) | |
| tree | 5032c5a20b17ef0956a19cdf423978fa7a55118e /include | |
| parent | b2dcdc7f731dfd8957ee2ca8be6c5d83bd0d95e3 (diff) | |
net: watchdog: add net device refcount tracker
Add a netdevice_tracker inside struct net_device, to track
the self reference when a device has an active watchdog timer.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netdevice.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 69dca1edd5a6..1a748ee9a421 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1951,6 +1951,7 @@ enum netdev_ml_priv_type { * * @dev_addr_shadow: Copy of @dev_addr to catch direct writes. * @linkwatch_dev_tracker: refcount tracker used by linkwatch. + * @watchdog_dev_tracker: refcount tracker used by watchdog. * * FIXME: cleanup struct net_device such that network protocol info * moves out. @@ -2282,6 +2283,7 @@ struct net_device { u8 dev_addr_shadow[MAX_ADDR_LEN]; netdevice_tracker linkwatch_dev_tracker; + netdevice_tracker watchdog_dev_tracker; }; #define to_net_dev(d) container_of(d, struct net_device, dev) |