[Linux-kernel-mentees] [PATCH 3/4] net: usb: rtl8150: use usb_control_msg_recv() and usb_control_msg_send()
oneukum at suse.com
Thu Sep 24 11:09:05 UTC 2020
Am Mittwoch, den 23.09.2020, 17:48 +0300 schrieb Petko Manolov:
> > This internally uses kmemdup() with GFP_KERNEL.
> > You cannot make this change. The API does not support it.
> > I am afraid we will have to change the API first, before more
> > such changes are done.
> One possible fix is to add yet another argument to usb_control_msg_recv(), which
> would be the GFP_XYZ flag to pass on to kmemdup(). Up to Greg, of course.
submitted. The problem is those usages that are very hard to trace.
I'd dislike to just slab GFP_NOIO on them for no obvious reason.
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