On 2/26/2016 12:15 PM, Eric Auger wrote: >> -module_init(reset ## _module_init); \ >> > +#define module_vfio_reset_handler(compat, acpihid, reset) \ >> > +MODULE_ALIAS("vfio-reset:" compat); \ > Here you need to handle alias for hid case I think I'm wondering what happens when Compat or ACPI string is NULL. MODULE_ALIAS("vfio-reset:" NULL) Would the kernel like it? I'd rather create an alias only when the string is not NULL. Given this is a macro, I believe it won't work. Can you think of any other way in the code to create the alias? -- Sinan Kaya Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html