search for: vdpa_sim_net

...son Wang <jasowang at redhat.com> Signed-off-by: Stefano Garzarella <sgarzare at redhat.com> --- drivers/vdpa/vdpa_sim/vdpa_sim.h | 4 ++-- drivers/vdpa/vdpa_sim/vdpa_sim.c | 34 ++++++++++++++-------------- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 4 ++-- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 4 ++-- 4 files changed, 23 insertions(+), 23 deletions(-) diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.h b/drivers/vdpa/vdpa_sim/vdpa_sim.h index ce83f9130a5d..4774292fba8c 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.h +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.h @@ -60,8 +60,8 @@ struct vdpasim {...

...ked-by: Jason Wang <jasowang at redhat.com> Signed-off-by: Stefano Garzarella <sgarzare at redhat.com> --- drivers/vdpa/vdpa_sim/vdpa_sim.h | 3 ++- drivers/vdpa/vdpa_sim/vdpa_sim.c | 17 +++++++++++++++-- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 6 ++---- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 6 ++---- 4 files changed, 21 insertions(+), 11 deletions(-) diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.h b/drivers/vdpa/vdpa_sim/vdpa_sim.h index 144858636c10..acee20faaf6a 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.h +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.h @@ -45,7 +45,7 @@ struct vdpasim_...

...s since commit 7e364e56293bb98cae1b55fd835f5991c4e96e7d: Linux 6.3-rc5 (2023-04-02 14:29:29 -0700) are available in the Git repository at: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus for you to fetch changes up to 9da667e50c7e62266f3c2f8ad57b32fca40716b1: vdpa_sim_net: complete the initialization before register the device (2023-04-04 14:22:12 -0400) ---------------------------------------------------------------- virtio: last minute fixes Some last minute fixes - most of them for regressions. Signed-off-by: Michael S. Tsirkin <mst at redhat.com> -----...

...efano Garzarella (2): vdpa_sim: move buffer allocation in the devices vdpa_sim_blk: support shared backend drivers/vdpa/vdpa_sim/vdpa_sim.h | 3 +- drivers/vdpa/vdpa_sim/vdpa_sim.c | 7 +-- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 83 +++++++++++++++++++++++++--- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 28 +++++++--- 4 files changed, 100 insertions(+), 21 deletions(-) -- 2.39.2

.../mlx5: Add debugfs subtree vdpa/mlx5: Add RX counters to debugfs vdpa/mlx5: Directly assign memory key vdpa/mlx5: Don't clear mr struct on destroy MR vdpa/mlx5: Initialize CVQ iotlb spinlock Eugenio P?rez (2): vdpa_sim: not reset state in vdpasim_queue_ready vdpa_sim_net: Offer VIRTIO_NET_F_STATUS Jason Wang (11): vdpa_sim: use weak barriers vdpa_sim: switch to use __vdpa_alloc_device() vdpasim: customize allocation size vdpa_sim: support vendor statistics vdpa_sim_net: vendor satistics vdpa_sim: get rid of DMA ops virtio_...

...t vdpa: fix improper error message when adding vdpa dev drivers/vdpa/ifcvf/ifcvf_main.c | 2 +- drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 +- drivers/vdpa/vdpa.c | 63 +++++++++++++++++++++++++++++++++--- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 2 +- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 2 +- drivers/vdpa/vdpa_user/vduse_dev.c | 2 +- drivers/vdpa/virtio_pci/vp_vdpa.c | 3 +- include/linux/vdpa.h | 26 ++++++++------- 8 files changed, 80 insertions(+), 22 deletions(-) -- 1.8.3.1

...im/vdpa_sim.h | 11 +- include/linux/vdpa.h | 10 ++ include/linux/vringh.h | 5 +- drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 +- drivers/vdpa/vdpa_sim/vdpa_sim.c | 160 ++++++++++++++--- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 10 +- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 10 +- drivers/vhost/vdpa.c | 30 ++++ drivers/vhost/vringh.c | 247 +++++++++++++++++++++------ 9 files changed, 395 insertions(+), 90 deletions(-) -- 2.39.2

...pport for user VA drivers/vdpa/vdpa_sim/vdpa_sim.h | 11 +- include/linux/vdpa.h | 10 ++ include/linux/vringh.h | 9 ++ drivers/vdpa/vdpa_sim/vdpa_sim.c | 161 ++++++++++++++++++++----- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 10 +- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 10 +- drivers/vhost/vdpa.c | 34 ++++++ drivers/vhost/vringh.c | 173 ++++++++++++++++++++++----- 8 files changed, 340 insertions(+), 78 deletions(-) -- 2.39.2

...sim.h | 11 +- include/linux/vdpa.h | 10 ++ include/linux/vringh.h | 5 +- drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 +- drivers/vdpa/vdpa_sim/vdpa_sim.c | 144 ++++++++++++++++++++----- drivers/vdpa/vdpa_sim/vdpa_sim_blk.c | 10 +- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 10 +- drivers/vhost/vdpa.c | 31 ++++++ drivers/vhost/vringh.c | 153 +++++++++++++++++++++------ 9 files changed, 301 insertions(+), 75 deletions(-) -- 2.39.2

...pa/mlx5: Add RX counters to debugfs > vdpa/mlx5: Directly assign memory key > vdpa/mlx5: Don't clear mr struct on destroy MR > vdpa/mlx5: Initialize CVQ iotlb spinlock > > Eugenio P?rez (2): > vdpa_sim: not reset state in vdpasim_queue_ready > vdpa_sim_net: Offer VIRTIO_NET_F_STATUS > > Jason Wang (11): > vdpa_sim: use weak barriers > vdpa_sim: switch to use __vdpa_alloc_device() > vdpasim: customize allocation size > vdpa_sim: support vendor statistics > vdpa_sim_net: vendor satistics > vd...

...> virtual machine migration. Not doing so and letting the caller set an avail > idx different than 0 causes destination device to try to use old buffers that > source driver already recover and are not available anymore. > > This series fixes both problems allowing to migrate to a vdpa_sim_net device. Jason problems you pointed out are all consmetic do you ack the patchset? Or expect another revision? > Eugenio P?rez (2): > vdpa_sim: not reset state in vdpasim_queue_ready > vringh: fetch used_idx from vring at vringh_init_iotlb > > drivers/vdpa/vdpa_sim/vdpa_sim.c...

...ch resets split indexes. >>> But it can be called after setting a ring base with >>> vdpasim_set_vq_state. >>> >>> Fix it by stashing them. They're still resetted in vdpasim_vq_reset. >>> >>> This was discovered and tested live migrating the vdpa_sim_net device. >>> >>> Fixes: 2c53d0f64c06 ("vdpasim: vDPA device simulator") >>> Signed-off-by: Eugenio P?rez <eperezma at redhat.com> >>> --- >>> drivers/vdpa/vdpa_sim/vdpa_sim.c | 2 ++ >>> 1 file changed, 2 insertions(+) >>...

...ueue_ready. The last_avail_idx case is >fixed with commit a09f493c ("vdpa_sim: not reset state in >vdpasim_queue_ready"). Since the only option is to make it equal to >last_avail_idx, adding the only change needed here. > >This was discovered and tested live migrating the vdpa_sim_net device. > >Fixes: 2c53d0f64c06 ("vdpasim: vDPA device simulator") >Signed-off-by: Eugenio P?rez <eperezma at redhat.com> >--- >Cherry-picked from patch 2/2 of the series [1]. Differences are: >* Set the value of used_idx at vdpasim_queue_ready instead of fetching &...

...t; > Hi All > This code provides the iommufd support for vdpa device > This code fixes the bugs from the last version and also add the asid support. rebase on kernel > v6,6-rc3 > Test passed in the physical device (vp_vdpa), but there are still some problems in the emulated device (vdpa_sim_net), What kind of problems? Understanding that will make it easier to figure out whether this is worth reviewing. > I will continue working on it > > The kernel code is > https://gitlab.com/lulu6/vhost/-/tree/iommufdRFC_v1 > > Signed-off-by: Cindy Lu <lulu at redhat.com>...

On Sat, Nov 04, 2023 at 01:16:33AM +0800, Cindy Lu wrote: > Test passed in the physical device (vp_vdpa), but there are still some problems in the emulated device (vdpa_sim_net), I'm not sure there's even value in bothering with iommufd for the simulator. Just find a way to disable it and fail gracefully. -- MST

...provides the iommufd support for vdpa device > > > This code fixes the bugs from the last version and also add the asid support. rebase on kernel > > > v6,6-rc3 > > > Test passed in the physical device (vp_vdpa), but there are still some problems in the emulated device (vdpa_sim_net), > > > > What kind of problems? Understanding that will make it easier > > to figure out whether this is worth reviewing. > > IMHO, this patch series needs to spend more time internally to Red Hat > before it is presented to the community. It is too far away from >...