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Date: Thu, 8 Sep 2022 12:56:16 +0300
From: Leon Romanovsky <leonro@...dia.com>
To: Steffen Klassert <steffen.klassert@...unet.com>
CC: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Herbert Xu <herbert@...dor.apana.org.au>,
"Jakub Kicinski" <kuba@...nel.org>, <netdev@...r.kernel.org>,
Paolo Abeni <pabeni@...hat.com>, Raed Salem <raeds@...dia.com>,
Saeed Mahameed <saeedm@...dia.com>,
Bharat Bhushan <bbhushan2@...vell.com>
Subject: Re: [PATCH RFC xfrm-next v3 0/8] Extend XFRM core to allow full
offload configuration
On Sun, Sep 04, 2022 at 04:15:34PM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...dia.com>
>
> Changelog:
> v4:
<...>
> * perf traces for crypto mode will come later.
Single core RX:
# Children Self Samples Command Shared Object Symbol
# ........ ........ ............ ............. .................. .......................................
#
99.97% 0.00% 0 ksoftirqd/143 [kernel.vmlinux] [k] ret_from_fork
|
---ret_from_fork
kthread
smpboot_thread_fn
|
--99.96%--run_ksoftirqd
__do_softirq
|
--99.86%--net_rx_action
|
|--61.49%--mlx5e_napi_poll
| |
| |--58.43%--mlx5e_poll_rx_cq
| | |
| | --57.27%--mlx5e_handle_rx_cqe
| | |
| | |--33.05%--napi_gro_receive
| | | |
| | | --32.42%--dev_gro_receive
| | | |
| | | --29.64%--inet_gro_receive
| | | |
| | | --27.70%--esp4_gro_receive
| | | |
| | | --25.80%--xfrm_input
| | | |
| | | |--6.86%--xfrm4_transport_finish
| | | | |
| | | | |--4.19%--__memmove
| | | | |
| | | | --1.27%--ip_send_check
| | | |
| | | |--6.02%--esp_input_done2
| | | | |
| | | | --3.26%--skb_copy_bits
| | | | |
| | | | --2.50%--memcpy_erms
| | | |
| | | |--2.19%--_raw_spin_lock
| | | |
| | | |--1.22%--xfrm_rcv_cb
| | | | |
| | | | --0.68%--xfrm4_rcv_cb
| | | |
| | | |--0.97%--xfrm_inner_mode_input.isra.35
| | | |
| | | |--0.97%--gro_cells_receive
| | | |
| | | |--0.69%--esp_input_tail
| | | |
| | | --0.66%--xfrm_parse_spi
| | |
| | |--11.91%--mlx5e_skb_from_cqe_linear
| | | |
| | | --5.63%--build_skb
| | | |
| | | --3.82%--__build_skb
| | | |
| | | --1.97%--kmem_cache_alloc
| | |
| | --9.97%--mlx5e_build_rx_skb
| | |
| | --7.23%--mlx5e_ipsec_offload_handle_rx_skb
| | |
| | |--3.60%--secpath_set
| | | |
| | | --3.41%--skb_ext_add
| | | |
| | | --2.69%--__skb_ext_alloc
| | | |
| | | --2.58%--kmem_cache_alloc
| | | |
| | | --0.60%--__slab_alloc
| | | |
| | | --0.56%--___slab_alloc
| | |
| | --2.52%--mlx5e_ipsec_sadb_rx_lookup
| |
| --2.78%--mlx5e_post_rx_wqes
I have TX traces too and can add if RX are not sufficient.
Thanks
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