Re: [PATCH] staging/vc04_services: Use __user annotation for user-space pointers

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Hi Carlos,

> Carlos Maiolino <cmaiolino28@xxxxxxxxx> hat am 30. Juli 2018 um 11:57 geschrieben:
> 
> 
> On Mon, Jul 30, 2018 at 11:49 AM, Stefan Wahren <stefan.wahren@xxxxxxxx> wrote:
> > Am 30.07.2018 um 11:43 schrieb Carlos Maiolino:
> >> On Mon, Jul 30, 2018 at 11:34 AM, Stefan Wahren <stefan.wahren@xxxxxxxx> wrote:
> >>> i think easiest the way would be to get a recent Raspbian Lite (
> >>> https://www.raspberrypi.org/downloads/raspbian/ ),
> >>> build the kernel with bcm2835_defconfig, modify config.txt to use the
> >>> upstream DTB, add the upstream kernel and DTB to boot partition.
> >>>
> >>> The following command must be successful:
> >>>
> >>> vchiq_test -f 1
> >> K, I'll take a look and find a way to test it, I don't have a rPI at
> >> the moment to test
> >> it, I'll take a look if I can borrow one. in mean time, can it be
> >> tested somehow in x86 environment?
> >
> > I don't see a chance because this driver talks to the VC4 firmware.
> >
> 
> kk
> 
> thx

i only want to point out that there was a regression (deadlock) in linux-next, which has been reverted [1] / fixed.

[1] - https://lkml.org/lkml/2018/8/2/578
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