Re: USB: hub: Delete an error message for a failed memory allocation in usb_hub_clear_tt_buffer()

SF Markus Elfring
2017-12-06T21:34:32Z

>>> Does the existing memory allocation error message include the
>>> &udev->dev device name and driver name? If it doesn't, there will be
>>> no way for the user to tell that the error message is related to the
>>> device failure.
>>
>> No, but the effect is similar.
>>
>> OOM does a dump_stack() so this function's call tree is shown.
>
> A call stack doesn't tell you which device was being handled.

Do you find a default Linux allocation failure report insufficient then?

Would you like to to achieve that the requested information can be determined
from a backtrace?

Regards,
Markus