Re: [PATCH] net: neterion: vxge: reduce stack usage in VXGE_COMPLETE_VPATH_TX

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On Thu, 16 Jul 2020 17:32:47 +0000
Bixuan Cui <cuibixuan@xxxxxxxxxx> wrote:

> Fix the warning: [-Werror=-Wframe-larger-than=]
> 
> drivers/net/ethernet/neterion/vxge/vxge-main.c:
> In function'VXGE_COMPLETE_VPATH_TX.isra.37':
> drivers/net/ethernet/neterion/vxge/vxge-main.c:119:1:
> warning: the frame size of 1056 bytes is larger than 1024 bytes
> 
> Signed-off-by: Bixuan Cui <cuibixuan@xxxxxxxxxx>

Dropping the NR_SKB_COMPLETED to 16 won't have much impact
on performance, and shrink the size.

Doing 16 skb's at a time instead of 128 probably costs
less than one allocation. Especially since it is unlikely
that the device completed that many transmits at once.




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