On 09/17/15 23:19, Arnd Bergmann wrote:
> The v4l2 API uses a 'struct timeval' to communicate time stamps to user
> space. This is broken on 32-bit architectures as soon as we have a C library
> that defines time_t as 64 bit, which then changes the structure layout of
> struct v4l2_buffer.
>
>
On 09/18/15 11:09, Arnd Bergmann wrote:
> On Friday 18 September 2015 10:05:06 Hans Verkuil wrote:
>> On 09/17/15 23:19, Arnd Bergmann wrote:
>>> The v4l2 API uses a 'struct timeval' to communicate time stamps to user
>>> space. This is broken on 32-bit architectures as soon as we have a C library
On 09/18/15 12:08, Arnd Bergmann wrote:
> On Friday 18 September 2015 11:52:28 Hans Verkuil wrote:
>> On 09/18/15 11:43, Arnd Bergmann wrote:
>>> On Friday 18 September 2015 11:27:40 Hans Verkuil wrote:
Ah, OK. Got it.
I think this is dependent on the upcoming media workshop next
On Friday 18 September 2015 11:27:40 Hans Verkuil wrote:
> Ah, OK. Got it.
>
> I think this is dependent on the upcoming media workshop next month. If we
> decide to redesign v4l2_buffer anyway, then we can avoid timeval completely.
> And the only place where we would need to convert it in the
On 09/18/15 11:43, Arnd Bergmann wrote:
> On Friday 18 September 2015 11:27:40 Hans Verkuil wrote:
>> Ah, OK. Got it.
>>
>> I think this is dependent on the upcoming media workshop next month. If we
>> decide to redesign v4l2_buffer anyway, then we can avoid timeval completely.
>> And the only
On Friday 18 September 2015 11:52:28 Hans Verkuil wrote:
> On 09/18/15 11:43, Arnd Bergmann wrote:
> > On Friday 18 September 2015 11:27:40 Hans Verkuil wrote:
> >> Ah, OK. Got it.
> >>
> >> I think this is dependent on the upcoming media workshop next month. If we
> >> decide to redesign
On Friday 18 September 2015 10:05:06 Hans Verkuil wrote:
> On 09/17/15 23:19, Arnd Bergmann wrote:
> > The v4l2 API uses a 'struct timeval' to communicate time stamps to user
> > space. This is broken on 32-bit architectures as soon as we have a C library
> > that defines time_t as 64 bit, which
The v4l2 API uses a 'struct timeval' to communicate time stamps to user
space. This is broken on 32-bit architectures as soon as we have a C library
that defines time_t as 64 bit, which then changes the structure layout of
struct v4l2_buffer.
Since existing user space source code relies on the