netdev - [PATCH net-next 0/2] gro: remove redundant rcu_read

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Message-Id: <20211123225608.2155163-1-eric.dumazet@gmail.com>
Date:   Tue, 23 Nov 2021 14:56:06 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: [PATCH net-next 0/2] gro: remove redundant rcu_read_lock

From: Eric Dumazet <edumazet@...gle.com>

Recent trees got an increase of rcu_read_{lock|unlock} costs,
it is time to get rid of the not needed pairs.

Eric Dumazet (2):
  gro: remove rcu_read_lock/rcu_read_unlock from gro_receive handlers
  gro: remove rcu_read_lock/rcu_read_unlock from gro_complete handlers

 drivers/net/geneve.c   |  8 +-------
 net/8021q/vlan_core.c  |  7 +------
 net/ethernet/eth.c     |  7 +------
 net/ipv4/af_inet.c     | 19 ++++++-------------
 net/ipv4/fou.c         | 25 +++++++------------------
 net/ipv4/gre_offload.c | 12 +++---------
 net/ipv4/udp_offload.c |  4 ----
 net/ipv6/ip6_offload.c | 14 +++-----------
 net/ipv6/udp_offload.c |  2 --
 9 files changed, 22 insertions(+), 76 deletions(-)

-- 
2.34.0.rc2.393.gf8c9666880-goog