diff options
| author | Eric Dumazet <edumazet@google.com> | 2021-11-16 19:29:21 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-17 14:56:16 +0000 |
| commit | 8160fb43d55d26d64607fd32fe69185a5f5fe41f (patch) | |
| tree | 4b03026ee23389b71df5a8ca657e9dd7ef639974 /include/linux/netdevice.h | |
| parent | b32563b6ccbacf2a1bf6fb7093b4fd2b7dc28612 (diff) | |
net: use an atomic_long_t for queue->trans_timeout
tx_timeout_show() assumed dev_watchdog() would stop all
the queues, to fetch queue->trans_timeout under protection
of the queue->_xmit_lock.
As we want to no longer disrupt transmits, we use an
atomic_long_t instead.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: david decotigny <david.decotigny@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index dd328364dfe9..1d22483cf78c 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -592,7 +592,7 @@ struct netdev_queue { * Number of TX timeouts for this queue * (/sys/class/net/DEV/Q/trans_timeout) */ - unsigned long trans_timeout; + atomic_long_t trans_timeout; /* Subordinate device that the queue has been assigned to */ struct net_device *sb_dev; |