diff options
| author |   Eric Dumazet <edumazet@google.com> | 2021-12-06 17:30:36 -0800 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2021-12-07 20:44:59 -0800 |
| commit | b60645248af3b2485c7695f04e5ecfbc129eb1f7 (patch) | |
| tree | 25e5c3d0170574af35f91936677c6211264dbcd6 /net/smc/smc_pnet.c | |
| parent | pktgen add net device refcount tracker (diff) | |
| download | linux-dev-b60645248af3b2485c7695f04e5ecfbc129eb1f7.tar.xz linux-dev-b60645248af3b2485c7695f04e5ecfbc129eb1f7.zip | |
net/smc: add net device tracker to struct smc_pnetentry
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/smc/smc_pnet.c')
| -rw-r--r-- | net/smc/smc_pnet.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c index 67e9d9fde085..e171cc6483f8 100644 --- a/net/smc/smc_pnet.c +++ b/net/smc/smc_pnet.c @@ -64,6 +64,7 @@ struct smc_pnetentry { struct { char eth_name[IFNAMSIZ + 1]; struct net_device *ndev; + netdevice_tracker dev_tracker; }; struct { char ib_name[IB_DEVICE_NAME_MAX + 1]; @@ -119,7 +120,7 @@ static int smc_pnet_remove_by_pnetid(struct net *net, char *pnet_name) smc_pnet_match(pnetelem->pnet_name, pnet_name)) { list_del(&pnetelem->list); if (pnetelem->type == SMC_PNET_ETH && pnetelem->ndev) { - dev_put(pnetelem->ndev); + dev_put_track(pnetelem->ndev, &pnetelem->dev_tracker); pr_warn_ratelimited("smc: net device %s " "erased user defined " "pnetid %.16s\n", @@ -195,7 +196,7 @@ static int smc_pnet_add_by_ndev(struct net_device *ndev) list_for_each_entry_safe(pnetelem, tmp_pe, &pnettable->pnetlist, list) { if (pnetelem->type == SMC_PNET_ETH && !pnetelem->ndev && !strncmp(pnetelem->eth_name, ndev->name, IFNAMSIZ)) { - dev_hold(ndev); + dev_hold_track(ndev, &pnetelem->dev_tracker, GFP_ATOMIC); pnetelem->ndev = ndev; rc = 0; pr_warn_ratelimited("smc: adding net device %s with " @@ -226,7 +227,7 @@ static int smc_pnet_remove_by_ndev(struct net_device *ndev) write_lock(&pnettable->lock); list_for_each_entry_safe(pnetelem, tmp_pe, &pnettable->pnetlist, list) { if (pnetelem->type == SMC_PNET_ETH && pnetelem->ndev == ndev) { - dev_put(pnetelem->ndev); + dev_put_track(pnetelem->ndev, &pnetelem->dev_tracker); pnetelem->ndev = NULL; rc = 0; pr_warn_ratelimited("smc: removing net device %s with " @@ -368,7 +369,7 @@ static int smc_pnet_add_eth(struct smc_pnettable *pnettable, struct net *net, memcpy(new_pe->pnet_name, pnet_name, SMC_MAX_PNETID_LEN); strncpy(new_pe->eth_name, eth_name, IFNAMSIZ); new_pe->ndev = ndev; - + netdev_tracker_alloc(ndev, &new_pe->dev_tracker, GFP_KERNEL); rc = -EEXIST; new_netdev = true; write_lock(&pnettable->lock); |