On Fri, 19 May 2023, LiuLele wrote:
In my testing CXL device /sys/bus/cxl/devices/mem0 not created, and the get error messages : ``` cxl_pci 0000:0d:00.0: Failed to get interrupt for event Info log ``` My test environment is a qemu CXL emulator with qemu v8.0.0, Linux kernel v6.3.0. While with kernel 5.9.13, /sys/bus/cxl/devices/mem0 can be created.
Yes, this can be annoying and would argue the probe should not error out. Regardless, the actual qemu support is in Jonathan's tree: https://gitlab.com/jic23/qemu/-/commit/a04e6476df363d1f6bc160577b30dda6564d3f67 Thanks, Davidlohr