diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-05-06 05:51:31 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-05-06 14:07:56 +0300 |
| commit | 6df6398f7c8b481ce83f28143bc08a5231616deb (patch) | |
| tree | 5e61db4831d6b8a01f40a5e30e81b91429c9236e /net/core/dev.c | |
| parent | beb21e3e8e261fc9f11050af17efe6de183b33d3 (diff) | |
| download | linux-6df6398f7c8b481ce83f28143bc08a5231616deb.tar.xz | |
net: add netif_inherit_tso_max()
To make later patches smaller create a helper for inheriting
the TSO limitations of a lower device. The TSO in the name
is not an accident, subsequent patches will replace GSO
with TSO in more names.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index c2d73595a7c3..eef1d19b130f 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2993,6 +2993,18 @@ undo_rx: EXPORT_SYMBOL(netif_set_real_num_queues); /** + * netif_inherit_tso_max() - copy all TSO limits from a lower device to an upper + * @to: netdev to update + * @from: netdev from which to copy the limits + */ +void netif_inherit_tso_max(struct net_device *to, const struct net_device *from) +{ + netif_set_gso_max_size(to, from->gso_max_size); + netif_set_gso_max_segs(to, from->gso_max_segs); +} +EXPORT_SYMBOL(netif_inherit_tso_max); + +/** * netif_get_num_default_rss_queues - default number of RSS queues * * Default value is the number of physical cores if there are only 1 or 2, or |