Re: [dpdk-dev] [PATCH] mbuf: optimize memory loads during mbuf freeing

You are right, Olivier, thanks for your suggestion - it looks even better. I've tested this version and the performance is great - will send a v2 shortly. Regards, Alex > -Original Message- > From: Olivier Matz > Sent: Thursday, March 19, 2020 5:30 > To: Alexander Kozyrev > Cc: dev@dpdk

Re: [dpdk-dev] [PATCH] mbuf: optimize memory loads during mbuf freeing

Hi, On Mon, Mar 16, 2020 at 06:31:40PM +, Alexander Kozyrev wrote: > Introduction of pinned external buffers doubled memory loads in the > rte_pktmbuf_prefree_seg() function. Analysis of the generated assembly > code shows unnecessary load of the pool field of the rte_mbuf structure. > Here is

[dpdk-dev] [PATCH] mbuf: optimize memory loads during mbuf freeing

Introduction of pinned external buffers doubled memory loads in the rte_pktmbuf_prefree_seg() function. Analysis of the generated assembly code shows unnecessary load of the pool field of the rte_mbuf structure. Here is the snippet of the assembly for "if (!RTE_MBUF_DIRECT(m))": Before the change t