Re: 3.7.3, ttyUSB0 serial problem - devices stop working and only reboot helps (Inappropriate ioctl for device)

2013-01-19 Thread Woody Suwalski
Arkadiusz Miskiewicz wrote: On Saturday 19 of January 2013, Arkadiusz Miskiewicz wrote: On Saturday 19 of January 2013, Greg Kroah-Hartman wrote: On Fri, Jan 18, 2013 at 11:28:43PM +0100, Arkadiusz Miskiewicz wrote: Hi. Using 3.7.3 kernel and connecting two rs232 usb adapters, CP2102 and FT23

Re: Linux 3.8-rc1 - another regression on USB :-(

2013-01-16 Thread Woody Suwalski
Alan Stern wrote: On Tue, 15 Jan 2013, Woody Suwalski wrote: Another important change is that the EHCI driver is now split into two modules. That can slow down loading and affect the timing. Alan Stern My testcase is a live initramfs + squash root. The boot logic is as stable as can be

Re: Linux 3.8-rc1 - another regression on USB :-(

2013-01-15 Thread Woody Suwalski
Alan Stern wrote: On Sat, 12 Jan 2013, Andreas Mohr wrote: There's of course the EHCI vs. UHCI(/OHCI) duality (EHCI host controller responsible for high speed transfers, the other for 1.1 full speed, both serving the same port connectors). So if the coordination between the two is a problem, yo

Re: Linux 3.8-rc1 - another regression on USB :-(

2013-01-02 Thread Woody Suwalski
Greg Kroah-Hartman wrote: On Sun, Dec 23, 2012 at 02:35:49PM -0800, Linus Torvalds wrote: Woody, Any chance you can bisect this? It's not going to be hugely pleasant (with 11k+ commits in between 3.7 and 3.8-rc1 you'll have to compile and test at least 14 kernels), but it would help enormously

Re: INVALID Linux 3.8-rc1 - another regression on USB :-(

2013-01-01 Thread Woody Suwalski
Woody Suwalski wrote: Greg Kroah-Hartman wrote: On Sun, Dec 23, 2012 at 02:35:49PM -0800, Linus Torvalds wrote: Woody, Any chance you can bisect this? It's not going to be hugely pleasant (with 11k+ commits in between 3.7 and 3.8-rc1 you'll have to compile and test at least 14 ker

Re: Linux 3.8-rc1 - another regression on USB :-(

2012-12-23 Thread Woody Suwalski
Greg Kroah-Hartman wrote: On Sun, Dec 23, 2012 at 02:35:49PM -0800, Linus Torvalds wrote: Woody, Any chance you can bisect this? It's not going to be hugely pleasant (with 11k+ commits in between 3.7 and 3.8-rc1 you'll have to compile and test at least 14 kernels), but it would help enormously