Re: Fwd: Question about USB hotplug

2014-06-16 Thread Simon Guo
At 2014/6/14 22:36, Greg KH wrote: > On Sat, Jun 14, 2014 at 10:58:53AM +0800, Simon Guo wrote: >> Forward to USB mail alias for the USB question. >> >> Original post >> Subject: Question about USB hotplug >> Date: Sat, 14 Jun 2014 09:59:45 +0800

Re: Fwd: Question about USB hotplug

2014-06-14 Thread Greg KH
On Sat, Jun 14, 2014 at 10:58:53AM +0800, Simon Guo wrote: > Forward to USB mail alias for the USB question. > > Original post > Subject: Question about USB hotplug > Date: Sat, 14 Jun 2014 09:59:45 +0800 > Sender: Simon Guo > Receiver: kernelnewb

Fwd: Question about USB hotplug

2014-06-13 Thread Simon Guo
Forward to USB mail alias for the USB question. Original post Subject: Question about USB hotplug Date: Sat, 14 Jun 2014 09:59:45 +0800 Sender: Simon Guo Receiver: kernelnewbies@kernelnewbies.org, wei.guo.si...@gmail.com Hi, dear list, I want to be clear about the USB hotplug

Question about USB hotplug

2014-06-13 Thread Simon Guo
Hi, dear list, I want to be clear about the USB hotplug procedure. I read "Linux Device Driver" and "Documentation/usb/hotplug.txt", and google much. Per my understanding, the USB hotplug works as following: 1) Insertion of physical U-disk will trigger a hardware interrupt. And interrupt handler