Comment 0 for bug 2060004

Revision history for this message
shangsong (shangsong2) wrote :

1. Fresh install Ubuntu server 24.04 on the thinksystem server;
2. Add boot parameter "intel_iommu=on,sm_on" and restart
3. Verify Intel Data Streaming Accelerator (DSA) functionality via accel-config command, it fail to enable workqueue:
root@test:/# accel-config list
[]
root@test:/# accel-config config-wq dsa0/wq0.0 --group-id=0
root@test:/# accel-config config-wq dsa0/wq0.0 --priority=5
root@test:/# accel-config config-wq dsa0/wq0.0 --wq-size=8
root@test:/# accel-config config-engine dsa0/engine0.0 --group-id=0
root@test:/# accel-config config-wq dsa0/wq0.0 --type=user
root@test:/# accel-config config-wq dsa0/wq0.0 --name="dsa-test"
root@test:/# accel-config config-wq dsa0/wq0.0 --mode=dedicated
root@test:/# accel-config enable-device dsa0
enabled 1 device(s) out of 1
root@test:/#
root@test:/# accel-config enable-wq dsa0/wq0.0
failed in dsa0/wq0.0
enabled 0 wq(s) out of 1
Error[0x80200000] dsa0/wq0.0: Unknown error
root@test:/#

After comparing the kernel source, the issue comes from c9d01179e185f72b20af7e37aa4308f4c7ca7eeb, please fix it, thanks.