Messages in this thread | ![/](/images/icornerl.gif) | | From | <> | Subject | RE: [PATCH] r8152: Refresh MAC address during USBDEVFS_RESET | Date | Tue, 26 Mar 2019 19:52:50 +0000 |
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> -----Original Message----- > From: David Miller <davem@davemloft.net> > Sent: Tuesday, March 26, 2019 1:51 PM > To: Limonciello, Mario > Cc: linux-usb@vger.kernel.org; netdev@vger.kernel.org; linux- > kernel@vger.kernel.org; hayeswang@realtek.com; sjg@google.com; > campello@google.com; Hong, Ryan; Wang, Crag > Subject: Re: [PATCH] r8152: Refresh MAC address during USBDEVFS_RESET > > > [EXTERNAL EMAIL] > > From: Mario Limonciello <mario.limonciello@dell.com> > Date: Mon, 25 Mar 2019 09:12:23 -0500 > > > On some platforms it is possible to dynamically change the policy > > of what MAC address is selected from the ASL at runtime. > > > > These tools will reset the USB device and expect the change to be > > made immediately. > > > > Signed-off-by: Mario Limonciello <mario.limonciello@dell.com> > > You are going to have to emit CHANGEADDR notifications and such if > necessary when you do this.
Thanks for the feedback, I'll add that call. Do you feel a need that the MAC address needs to be tracked and compared to what was previously in ACPI table to know it "really" changed or just emit CHANGEADDR because it "might" have changed?
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