kevin/linux
1
Fork 0
Code

net: remove stale mentions of dev_base_lock in comments

Browse Source 
Change comments incorrectly mentioning dev_base_lock.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2024-02-13 06:32:41 +00:00 committed by David S. Miller
parent e154bb7a6e
commit 328771deab
6 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/networking/netdevices.rst
View File

@ -252,8 +252,8 @@ ndo_eth_ioctl:
Context: process
ndo_get_stats:
Synchronization: rtnl_lock() semaphore, dev_base_lock rwlock, or RCU.
Context: atomic (can't sleep under rwlock or RCU)
Synchronization: rtnl_lock() semaphore, or RCU.
Context: atomic (can't sleep under RCU)
ndo_start_xmit:
Synchronization: __netif_tx_lock spinlock.

2
drivers/net/ethernet/cisco/enic/enic_main.c
View File

@ -872,7 +872,7 @@ error:
return NETDEV_TX_OK;
}
/* dev_base_lock rwlock held, nominally process context */
/* rcu_read_lock potentially held, nominally process context */
static void enic_get_stats(struct net_device *netdev,
struct rtnl_link_stats64 *net_stats)
{

4
drivers/net/ethernet/nvidia/forcedeth.c
View File

@ -1761,7 +1761,7 @@ static void nv_get_stats(int cpu, struct fe_priv *np,
/*
* nv_get_stats64: dev->ndo_get_stats64 function
* Get latest stats value from the nic.
* Called with read_lock(&dev_base_lock) held for read -
* Called with rcu_read_lock() held -
* only synchronized against unregister_netdevice.
*/
static void
@ -3090,7 +3090,7 @@ static void set_bufsize(struct net_device *dev)
/*
* nv_change_mtu: dev->change_mtu function
* Called with dev_base_lock held for read.
* Called with RTNL held for read.
*/
static int nv_change_mtu(struct net_device *dev, int new_mtu)
{

2
drivers/net/ethernet/sfc/efx_common.c
View File

@ -595,7 +595,7 @@ void efx_stop_all(struct efx_nic *efx)
efx_stop_datapath(efx);
}
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
/* Context: process, rcu_read_lock or RTNL held, non-blocking. */
void efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats)
{
struct efx_nic *efx = efx_netdev_priv(net_dev);

2
drivers/net/ethernet/sfc/falcon/efx.c
View File

@ -2085,7 +2085,7 @@ int ef4_net_stop(struct net_device *net_dev)
return 0;
}
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
/* Context: process, rcu_read_lock or RTNL held, non-blocking. */
static void ef4_net_stats(struct net_device *net_dev,
struct rtnl_link_stats64 *stats)
{

2
drivers/net/ethernet/sfc/siena/efx_common.c
View File

@ -605,7 +605,7 @@ static size_t efx_siena_update_stats_atomic(struct efx_nic *efx, u64 *full_stats
return efx->type->update_stats(efx, full_stats, core_stats);
}
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
/* Context: process, rcu_read_lock or RTNL held, non-blocking. */
void efx_siena_net_stats(struct net_device *net_dev,
struct rtnl_link_stats64 *stats)
{