[PATCH 1/1] net/mana: do not ring short doorbell for every mbuf allocation

Stephen Hemminger stephen at networkplumber.org
Fri Feb 7 02:22:58 CET 2025


On Thu,  6 Feb 2025 02:07:43 -0800
Wei Hu <weh at microsoft.com> wrote:

> In the 32bit rx path, it rings short doorbell after receiving
> one packet and alocating the new mbuf. This significantly
> impacets the rx performance. Fix this problem by ringing the
> short doorbell in batch.
> 
> Fixes: eeb37809601b ("net/mana: use bulk mbuf allocation for Rx WQEs")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Wei Hu <weh at microsoft.com>

Applied to next-net with spelling fixes to the commit message.


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