Re: [dpdk-dev] [PATCH] net/mlx5: change start pointer of compressed completion

2017-07-18 Thread Ferruh Yigit
On 7/13/2017 8:04 AM, Nélio Laranjeiro wrote: > On Wed, Jul 12, 2017 at 03:09:54PM -0700, Yongseok Koh wrote: >> On a host having 128B cacheline size, some devices insert 64B padding in >> each completion entry to avoid partial cacheline write by HW. But, as the >> padding is ahead of completion da

Re: [dpdk-dev] [PATCH] net/mlx5: change start pointer of compressed completion

2017-07-13 Thread Nélio Laranjeiro
On Wed, Jul 12, 2017 at 03:09:54PM -0700, Yongseok Koh wrote: > On a host having 128B cacheline size, some devices insert 64B padding in > each completion entry to avoid partial cacheline write by HW. But, as the > padding is ahead of completion data, casting a completion entry to > compressed mini