[PATCH v2] mbuf: optimize segment prefree

[fengchengwen]

Acked-by: Chengwen Feng <fengchengwen at huawei.com>

On 10/20/2025 8:02 PM, Morten Brørup wrote:
> Refactored rte_pktmbuf_prefree_seg() for both performance and readability.
> 
> With the optimized RTE_MBUF_DIRECT() macro, the common likely code path
> now fits within one instruction cache line on x86-64 when built with GCC.

Learned a lot, thanks

> 
> Signed-off-by: Morten Brørup <mb at smartsharesystems.com>