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| author | Ben Hutchings <bhutchings@solarflare.com> | 2012-07-30 16:11:42 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-02 09:47:04 -0700 |
| commit | 09c403dc7c8e73a4f9c553e4d84aef68af25ff65 (patch) | |
| tree | 0a6bfbdde7aa192140a8b7398e58d3f9f9a7b953 /net/core | |
| parent | 8a15a4b44f4f3348db373f70103b25a1175ea25b (diff) | |
| download | kernel_samsung_smdk4412-09c403dc7c8e73a4f9c553e4d84aef68af25ff65.zip kernel_samsung_smdk4412-09c403dc7c8e73a4f9c553e4d84aef68af25ff65.tar.gz kernel_samsung_smdk4412-09c403dc7c8e73a4f9c553e4d84aef68af25ff65.tar.bz2 | |
tcp: Apply device TSO segment limit earlier
[ Upstream commit 1485348d2424e1131ea42efc033cbd9366462b01 ]
Cache the device gso_max_segs in sock::sk_gso_max_segs and use it to
limit the size of TSO skbs. This avoids the need to fall back to
software GSO for local TCP senders.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/sock.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index b4bb59a..56623ad 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1312,6 +1312,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) } else { sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM; sk->sk_gso_max_size = dst->dev->gso_max_size; + sk->sk_gso_max_segs = dst->dev->gso_max_segs; } } } |