diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2025-01-18 18:05:13 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-01-20 11:44:57 -0800 |
| commit | 32ad1f7a050d0c17e1e52e1dfdd9f6221ae20ef9 (patch) | |
| tree | 738323fe82583fe4dbd5dafe1f05aefdfc61de7a /net/core | |
| parent | 743dea746ed6d581877c114ef1f362bc277fed6a (diff) | |
net: provide pending ring configuration in net_device
Record the pending configuration in net_device struct.
ethtool core duplicates the current config and the specific
handlers (for now just ringparam) can modify it.
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20250119020518.1962249-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index e37d47cf476b8..afa2282f26043 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -11546,6 +11546,7 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name, dev->cfg = kzalloc(sizeof(*dev->cfg), GFP_KERNEL_ACCOUNT); if (!dev->cfg) goto free_all; + dev->cfg_pending = dev->cfg; napi_config_sz = array_size(maxqs, sizeof(*dev->napi_config)); dev->napi_config = kvzalloc(napi_config_sz, GFP_KERNEL_ACCOUNT); @@ -11615,6 +11616,7 @@ void free_netdev(struct net_device *dev) return; } + WARN_ON(dev->cfg != dev->cfg_pending); kfree(dev->cfg); kfree(dev->ethtool); netif_free_tx_queues(dev); |