netdev - [PATCH net-next 0/4] net: adjust conservative values around napi

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Message-Id: <20251118070646.61344-1-kerneljasonxing@gmail.com>
Date: Tue, 18 Nov 2025 15:06:42 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	horms@...nel.org
Cc: netdev@...r.kernel.org,
	Jason Xing <kernelxing@...cent.com>
Subject: [PATCH net-next 0/4] net: adjust conservative values around napi

From: Jason Xing <kernelxing@...cent.com>

This series keeps at least 96 skbs per cpu and frees 32 skbs at one
time in conclusion. More initial discussions with Eric can be seen at
the link [1].

[1]: https://lore.kernel.org/all/CAL+tcoBEEjO=-yvE7ZJ4sB2smVBzUht1gJN85CenJhOKV2nD7Q@mail.gmail.com/

---
Please note that the series is made on top of the recent series:
https://lore.kernel.org/all/20251116202717.1542829-1-edumazet@google.com/

Jason Xing (4):
  net: increase default NAPI_SKB_CACHE_SIZE to 128
  net: increase default NAPI_SKB_CACHE_BULK to 32
  net: use NAPI_SKB_CACHE_FREE to keep 32 as default to do bulk free
  net: prefetch the next skb in napi_skb_cache_get()

 net/core/skbuff.c | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

-- 
2.41.3