[PATCH v3] net: stmmac: allocate separate page for buffer

Andrew Lunn andrew at lunn.ch
Thu Oct 17 19:32:57 PDT 2024


On Thu, Oct 17, 2024 at 07:42:58PM +0800, Furong Xu wrote:
> Hi Suraj,
> 
> Thanks for this fix.
> 
> I tested your patch on XGMAC 3.20a, all goes well, except a performance
> drop of ~10%
> Like Jakub Kicinski said in V2, this involves more dma_map() and does add
> overhead :-/
> 
> I might have a better fix for this, I will send to review and CC it to you.

Lets mark this as changed-requested, due to the performance drop

It also introduces one more kdoc warning.


    Andrew

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