linux-kernel - Re: [PATCH 3/4] net: usb: rtl8150: use usb_control_msg_recv() and usb_control_msg

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Date:   Thu, 24 Sep 2020 18:01:07 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Petko Manolov <petkan@...leusys.com>
Cc:     Oliver Neukum <oneukum@...e.com>,
        Himadri Pandya <himadrispandya@...il.com>, davem@...emloft.net,
        kuba@...nel.org, pankaj.laxminarayan.bharadiya@...el.com,
        keescook@...omium.org, yuehaibing@...wei.com, ogiannou@...il.com,
        linux-usb@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org
Subject: Re: [PATCH 3/4] net: usb: rtl8150: use usb_control_msg_recv() and
 usb_control_msg_send()

On Thu, Sep 24, 2020 at 06:40:26PM +0300, Petko Manolov wrote:
> On 20-09-24 13:09:05, Oliver Neukum wrote:
> > Am Mittwoch, den 23.09.2020, 17:48 +0300 schrieb Petko Manolov:
> > 
> > > 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.
> 
> Do you mean you submitted a patch for usb_control_msg_recv() (because i don't 
> see it on linux-netdev) or i'm reading this all wrong?

It's on the linux-usb list:
	https://lore.kernel.org/r/20200923134348.23862-1-oneukum@suse.com