Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Dragos Tatulea
Hi Zhu Yanjun, On Mon, 2024-07-08 at 18:22 +0200, Zhu Yanjun wrote: > 在 2024/6/17 17:07, Dragos Tatulea 写道: > > Currently, hardware VQs are created right when the vdpa device gets into > > DRIVER_OK state. That is easier because most of the VQ state is known by > > then. > > > > This patch switch

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Zhu Yanjun
在 2024/6/17 17:07, Dragos Tatulea 写道: Currently, hardware VQs are created right when the vdpa device gets into DRIVER_OK state. That is easier because most of the VQ state is known by then. This patch switches to creating all VQs and their associated resources at device creation time. The motiva

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Michael S. Tsirkin
On Mon, Jul 08, 2024 at 11:17:06AM +, Dragos Tatulea wrote: > On Mon, 2024-07-08 at 07:11 -0400, Michael S. Tsirkin wrote: > > On Mon, Jul 08, 2024 at 11:01:39AM +, Dragos Tatulea wrote: > > > On Wed, 2024-07-03 at 18:01 +0200, Eugenio Perez Martin wrote: > > > > On Wed, Jun 26, 2024 at 11:

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Dragos Tatulea
On Mon, 2024-07-08 at 07:11 -0400, Michael S. Tsirkin wrote: > On Mon, Jul 08, 2024 at 11:01:39AM +, Dragos Tatulea wrote: > > On Wed, 2024-07-03 at 18:01 +0200, Eugenio Perez Martin wrote: > > > On Wed, Jun 26, 2024 at 11:27 AM Dragos Tatulea > > > wrote: > > > > > > > > On Wed, 2024-06-19

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Michael S. Tsirkin
On Mon, Jul 08, 2024 at 11:01:39AM +, Dragos Tatulea wrote: > On Wed, 2024-07-03 at 18:01 +0200, Eugenio Perez Martin wrote: > > On Wed, Jun 26, 2024 at 11:27 AM Dragos Tatulea wrote: > > > > > > On Wed, 2024-06-19 at 17:54 +0200, Eugenio Perez Martin wrote: > > > > On Mon, Jun 17, 2024 at 5:

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-08 Thread Dragos Tatulea
On Wed, 2024-07-03 at 18:01 +0200, Eugenio Perez Martin wrote: > On Wed, Jun 26, 2024 at 11:27 AM Dragos Tatulea wrote: > > > > On Wed, 2024-06-19 at 17:54 +0200, Eugenio Perez Martin wrote: > > > On Mon, Jun 17, 2024 at 5:09 PM Dragos Tatulea > > > wrote: > > > > > > > > Currently, hardware V

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-07-03 Thread Eugenio Perez Martin
On Wed, Jun 26, 2024 at 11:27 AM Dragos Tatulea wrote: > > On Wed, 2024-06-19 at 17:54 +0200, Eugenio Perez Martin wrote: > > On Mon, Jun 17, 2024 at 5:09 PM Dragos Tatulea wrote: > > > > > > Currently, hardware VQs are created right when the vdpa device gets into > > > DRIVER_OK state. That is e

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-06-26 Thread Dragos Tatulea
On Wed, 2024-06-19 at 17:54 +0200, Eugenio Perez Martin wrote: > On Mon, Jun 17, 2024 at 5:09 PM Dragos Tatulea wrote: > > > > Currently, hardware VQs are created right when the vdpa device gets into > > DRIVER_OK state. That is easier because most of the VQ state is known by > > then. > > > > T

Re: [PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-06-19 Thread Eugenio Perez Martin
On Mon, Jun 17, 2024 at 5:09 PM Dragos Tatulea wrote: > > Currently, hardware VQs are created right when the vdpa device gets into > DRIVER_OK state. That is easier because most of the VQ state is known by > then. > > This patch switches to creating all VQs and their associated resources > at devi

[PATCH vhost 20/23] vdpa/mlx5: Pre-create hardware VQs at vdpa .dev_add time

2024-06-17 Thread Dragos Tatulea
Currently, hardware VQs are created right when the vdpa device gets into DRIVER_OK state. That is easier because most of the VQ state is known by then. This patch switches to creating all VQs and their associated resources at device creation time. The motivation is to reduce the vdpa device live m