On 02/02/2021 05:54, Suravee Suthikulpanit wrote: > Could you please try the attached patch to see if the problem still > persist.
Tested on top of commit 61556703b610 doesn't appear to have solved the issue. Linux version 5.11.0-rc6+ (tj@elloe000) (gcc (Ubuntu 9.3.0-17ubuntu1~20.04) 9.3.0, GNU ld (GNU Binutils for Ubunt> Command line: BOOT_IMAGE=/vmlinuz-5.11.0-rc6+ root=/dev/mapper/ELLOE000-rootfs ro acpi_osi=! "acpi_osi=Windows 20> ... DMI: LENOVO 20NECTO1WW/20NECTO1WW, BIOS R11ET32W (1.12 ) 12/23/2019 ... AMD-Vi: ivrs, add hid:PNPD0040, uid:, rdevid:152 ... smpboot: CPU0: AMD Ryzen 7 3700U with Radeon Vega Mobile Gfx (family: 0x17, model: 0x18, stepping: 0x1) ... pci 0000:00:00.2: AMD-Vi: Unable to read/write to IOMMU perf counter. pci 0000:00:00.2: can't derive routing for PCI INT A pci 0000:00:00.2: PCI INT A: not connected pci 0000:00:01.0: Adding to iommu group 0 pci 0000:00:01.1: Adding to iommu group 1 ... pci 0000:00:00.2: AMD-Vi: Found IOMMU cap 0x40 pci 0000:00:00.2: AMD-Vi: Extended features (0x4f77ef22294ada): PPR NX GT IA GA PC GA_vAPIC AMD-Vi: Interrupt remapping enabled AMD-Vi: Virtual APIC enabled AMD-Vi: Lazy IO/TLB flushing enabled amd_uncore: 4 amd_df counters detected _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
