Re: [dpdk-dev] [PATCH 14/40] net/virtio: pack virtio HW struct

2021-01-15 Thread Maxime Coquelin
On 1/6/21 10:58 AM, David Marchand wrote: > On Sun, Dec 20, 2020 at 10:15 PM Maxime Coquelin > wrote: >> >> This patch improves the virtio_hw struct packing, >> going from 88 down to 80 bytes with a 6 bytes hole in >> the end of the first cacheline. Fields only used in the >> slow path are plac

Re: [dpdk-dev] [PATCH 14/40] net/virtio: pack virtio HW struct

2021-01-06 Thread David Marchand
On Sun, Dec 20, 2020 at 10:15 PM Maxime Coquelin wrote: > > This patch improves the virtio_hw struct packing, > going from 88 down to 80 bytes with a 6 bytes hole in > the end of the first cacheline. Fields only used in the > slow path are placed in the end, so that hot path only > uses the first

Re: [dpdk-dev] [PATCH 14/40] net/virtio: pack virtio HW struct

2020-12-29 Thread Xia, Chenbo
> -Original Message- > From: Maxime Coquelin > Sent: Monday, December 21, 2020 5:14 AM > To: dev@dpdk.org; Xia, Chenbo ; olivier.m...@6wind.com; > amore...@redhat.com; david.march...@redhat.com > Cc: Maxime Coquelin > Subject: [PATCH 14/40] net/virtio: pack virtio HW struct > > This patc