This bug is missing log files that will aid in diagnosing the problem. >From a terminal window please run:
apport-collect 1553934 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1553934 Title: xenial: 'msi_irqs' directory isn't show under pci device capable of MSI Status in linux package in Ubuntu: Incomplete Bug description: When I test xenial kernel about PCI function on one ARM64 box, I see the PCI device does work, and this device is shown with MSI capability. But the msi_irqs directory can't be found under: ./platform/soc/1f2b0000.pcie/pci0000:00/0000:00:00.0/0000:01:00.0/ When I trace the kernel and I found populate_msi_sysfs() is run successfully from this path(pci_enable_msi), but it looks weird. [1] lspci: 01:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5722 Gigabit Ethernet PCI Express Subsystem: Broadcom Corporation NetXtreme BCM5722 Gigabit Ethernet PCI Express Flags: bus master, fast devsel, latency 0, IRQ 93 Memory at c140000000 (64-bit, non-prefetchable) [size=64K] Capabilities: [48] Power Management version 3 Capabilities: [50] Vital Product Data Capabilities: [58] Vendor Specific Information: Len=78 <?> Capabilities: [e8] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [d0] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [13c] Virtual Channel Capabilities: [160] Device Serial Number 00-10-18-ff-fe-55-33-0d Capabilities: [16c] Power Budgeting <?> Kernel driver in use: tg3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1553934/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp