On Mon, Apr 26, 2021 at 6:01 AM David Laight <David.Laight@xxxxxxxxxx> wrote: > > From: Rafael J. Wysocki > > Sent: 26 April 2021 12:49 > > > > On Mon, Apr 26, 2021 at 11:17 AM Oliver Neukum <oneukum@xxxxxxxx> wrote: > > > > > > Am Freitag, den 23.04.2021, 19:16 -0700 schrieb Rajat Jain: > > > > Export the already available info, to the userspace via the > > > > device core, so that userspace can implement whatever policies it > > > > wants to, for external removable devices. > > > > > > Hi, > > > > > > is there a way to tell apart whether a device can undergo regular > > > surprise removal? > > > > PCI devices located under a removable parent can undergo surprise > > removal. The ones on a Thunderbolt chain too. > > > > > Do we want that? > > > > Do you mean surprise removal? Yes, we do. > > Always been true - think of cardbus (PCI pcmcia) cards with > PCI bridges to external PCI expansion chassis containing > additional PCI slots. > The cardbus card is hot removable. Hi Oliver / Folks, please let me know if there is a suggestion for me here, or if there is still a question for me to answer. Thanks, Rajat PS: To give some background about this change, we'd like to implement some policies around disabling user plugged devices when a user logs out, and collect statistics around use of such devices. > > David > > - > Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK > Registration No: 1397386 (Wales)