Re: [PATCH net-next] net: avoid unneeded atomic operation in ip*_append_data()

2018-04-04 Thread David Miller
From: Paolo Abeni Date: Wed, 4 Apr 2018 14:30:01 +0200 > After commit 694aba690de0 ("ipv4: factorize sk_wmem_alloc updates > done by __ip_append_data()") and commit 1f4c6eb24029 ("ipv6: > factorize sk_wmem_alloc updates done by __ip6_append_data()"), > when transmitting sub MTU datagram, an addt

Re: [PATCH net-next] net: avoid unneeded atomic operation in ip*_append_data()

2018-04-04 Thread Eric Dumazet
On 04/04/2018 05:30 AM, Paolo Abeni wrote: > After commit 694aba690de0 ("ipv4: factorize sk_wmem_alloc updates > done by __ip_append_data()") and commit 1f4c6eb24029 ("ipv6: > factorize sk_wmem_alloc updates done by __ip6_append_data()"), > when transmitting sub MTU datagram, an addtional, unneed

[PATCH net-next] net: avoid unneeded atomic operation in ip*_append_data()

2018-04-04 Thread Paolo Abeni
After commit 694aba690de0 ("ipv4: factorize sk_wmem_alloc updates done by __ip_append_data()") and commit 1f4c6eb24029 ("ipv6: factorize sk_wmem_alloc updates done by __ip6_append_data()"), when transmitting sub MTU datagram, an addtional, unneeded atomic operation is performed in ip*_append_data()