https://bugzilla.kernel.org/show_bug.cgi?id=219495 --- Comment #39 from jarkko@xxxxxxxxxx --- Since ACPI's own code uses normal memory accesses to the memory mapped by acpi_os_map_io_mem(), we can too: https://elixir.bootlin.com/linux/v6.11.5/source/drivers/acpi/apei/einj-core.c#L222 -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.