linux-kernel - Re: [PATCH] usb: gadget: u_ether: Re-attach netif device to mirror detachment

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Message-ID: <Za0bAlnCHXTX7Ih9@smile.fi.intel.com>
Date: Sun, 21 Jan 2024 15:24:18 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Richard Acayan <mailingradian@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Hardik Gajjar <hgajjar@...adit-jv.com>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: gadget: u_ether: Re-attach netif device to mirror
 detachment

On Sun, Jan 21, 2024 at 03:23:42PM +0200, Andy Shevchenko wrote:
> On Mon, Dec 18, 2023 at 11:45:33AM -0500, Richard Acayan wrote:
> > In 6.7-rc1, there was a netif_device_detach call added to the
> > gether_disconnect function. This clears the __LINK_STATE_PRESENT bit of
> > the netif device and suppresses pings (ICMP messages) and TCP connection
> > requests from the connected host. If userspace temporarily disconnects
> > the gadget, such as by temporarily removing configuration in the gadget
> > configfs interface, network activity should continue to be processed
> > when the gadget is re-connected. Mirror the netif_device_detach call
> > with a netif_device_attach call in gether_connect to fix re-connecting
> > gadgets.
> 
> Tested-by: From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> # Intel Merrifield

Sorry, now correct tag.

Tested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> # Intel Merrifield

-- 
With Best Regards,
Andy Shevchenko