Re: [dpdk-dev] [PATCH v5 15/15] mbuf: move pool pointer in hotter first half

2020-11-01 Thread Andrew Rybchenko
On 10/30/20 8:29 PM, Thomas Monjalon wrote: The mempool pointer in the mbuf struct is moved from the second to the first half. It should increase performance on most systems having 64-byte cache line, i.e. mbuf is split in two cache lines. On such system, the first half (also called first cache l

[dpdk-dev] [PATCH v5 15/15] mbuf: move pool pointer in hotter first half

2020-10-30 Thread Thomas Monjalon
The mempool pointer in the mbuf struct is moved from the second to the first half. It should increase performance on most systems having 64-byte cache line, i.e. mbuf is split in two cache lines. On such system, the first half (also called first cache line) is hotter than the second one where the p