From: Jason Xing <kerneljasonxing@gmail•com>
To: davem@davemloft•net, edumazet@google•com, kuba@kernel•org,
pabeni@redhat•com, bjorn@kernel•org, magnus.karlsson@intel•com,
maciej.fijalkowski@intel•com, jonathan.lemon@gmail•com,
sdf@fomichev•me, ast@kernel•org, daniel@iogearbox•net,
hawk@kernel•org, john.fastabend@gmail•com, horms@kernel•org,
andrew+netdev@lunn•ch
Cc: bpf@vger•kernel.org, netdev@vger•kernel.org,
Jason Xing <kernelxing@tencent•com>
Subject: [PATCH net-next 0/2] xsk: mitigate the side effect of cq_lock
Date: Sat, 25 Oct 2025 14:53:08 +0800 [thread overview]
Message-ID: <20251025065310.5676-1-kerneljasonxing@gmail.com> (raw)
From: Jason Xing <kernelxing@tencent•com>
Two optimizations regarding cq_lock can yield a performance increase
because of avoiding disabling and enabling interrupts frequently.
Jason Xing (2):
xsk: avoid using heavy lock when the pool is not shared
xsk: use a smaller new lock for shared pool case
include/net/xsk_buff_pool.h | 13 +++++++++----
net/xdp/xsk.c | 20 ++++++++++++--------
net/xdp/xsk_buff_pool.c | 3 ++-
3 files changed, 23 insertions(+), 13 deletions(-)
--
2.41.3
next reply other threads:[~2025-10-25 6:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-25 6:53 Jason Xing [this message]
2025-10-25 6:53 ` [PATCH net-next 1/2] xsk: avoid using heavy lock when the pool is not shared Jason Xing
2025-10-29 0:29 ` Jakub Kicinski
2025-10-29 1:36 ` Jason Xing
2025-10-29 15:48 ` Maciej Fijalkowski
2025-10-29 23:43 ` Jason Xing
2025-10-25 6:53 ` [PATCH net-next 2/2] xsk: use a smaller new lock for shared pool case Jason Xing
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