Re: [RFC] Patch Memory Mapping for USBFS

2013-09-20 Thread Greg KH
On Fri, Sep 20, 2013 at 03:06:43AM +0200, Markus Rechberger wrote: > On Fri, Sep 20, 2013 at 1:57 AM, Markus Rechberger > wrote: > > > > This patch adds memory mapping support to USBFS for isochronous and bulk > > data transfers, it allows to pre-allocate usb transfer buffers. > > I guess some th

Re: [RFC] Patch Memory Mapping for USBFS

2013-09-20 Thread Markus Rechberger
On Fri, Sep 20, 2013 at 5:57 AM, Alan Stern wrote: > On Fri, 20 Sep 2013, Markus Rechberger wrote: > >> to comment it by myself, memory should be cleared for not exposing >> uncleared memory to userspace >> and usbmem should be checked if(!mem), if(!usbmem). It will be in the >> next version. > >

Re: [RFC] Patch Memory Mapping for USBFS

2013-09-19 Thread Alan Stern
On Fri, 20 Sep 2013, Markus Rechberger wrote: > to comment it by myself, memory should be cleared for not exposing > uncleared memory to userspace > and usbmem should be checked if(!mem), if(!usbmem). It will be in the > next version. The next time you post a version of this patch, please make su

Re: [RFC] Patch Memory Mapping for USBFS

2013-09-19 Thread Markus Rechberger
On Fri, Sep 20, 2013 at 1:57 AM, Markus Rechberger wrote: > > This patch adds memory mapping support to USBFS for isochronous and bulk data > transfers, it allows to pre-allocate usb transfer buffers. > I guess some things can be made a little bit nicer here so any feedback is > welcome. > The C