From: David Miller <davem@davemloft.net>
To: pabeni@redhat.com
Cc: netdev@vger.kernel.org, jasowang@redhat.com
Subject: Re: [PATCH net-next] tun: do not compute the rxhash, if not needed
Date: Fri, 20 Apr 2018 11:51:47 -0400 (EDT) [thread overview]
Message-ID: <20180420.115147.1711381333310778661.davem@davemloft.net> (raw)
In-Reply-To: <1c43f8bc63407239c91df916b149d4fdbf26bed3.1524222969.git.pabeni@redhat.com>
From: Paolo Abeni <pabeni@redhat.com>
Date: Fri, 20 Apr 2018 13:18:16 +0200
> Currently, the tun driver, in absence of an eBPF steering program,
> always compute the rxhash in its rx path, even when such value
> is later unused due to additional checks (
>
> This changeset moves the all the related checks just before the
> __skb_get_hash_symmetric(), so that the latter is no more computed
> when unneeded.
>
> Also replace an unneeded RCU section with rcu_access_pointer().
>
> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Applied, thank you.
prev parent reply other threads:[~2018-04-20 15:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-20 11:18 [PATCH net-next] tun: do not compute the rxhash, if not needed Paolo Abeni
2018-04-20 12:19 ` Jason Wang
2018-04-20 15:51 ` David Miller [this message]
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