On Monday 05 October 2015 10:47:05 Sudip Mukherjee wrote:
> On Sun, Oct 04, 2015 at 09:34:40PM +0200, Arnd Bergmann wrote:
> > On Saturday 03 October 2015 21:15:46 Ksenija Stanojević wrote:
> > Two possible explanations why you don't get it:
> >
> > - your .config file got changed back to CONFIG_64BIT being enabled
> > - you don't have CONFIG_FB_TFT enabled in this build.
>
> After modifying manually .config file use make oldconfig and then make
> prepare.
> I think i missed the beginning of the thread. Are you saying that fbtft
> build fails on 32 bit arch?
Ksenija's patch from last week causes this build regression, but it is not
merged yet. This is my original comment:
| > - ts_duration = timespec_sub(ts_end, ts_start);
| > - duration_ms = (ts_duration.tv_sec * 1000) +
((ts_duration.tv_nsec / 1000000) % 1000);
| > - duration_us = (ts_duration.tv_nsec / 1000) % 1000;
| > - throughput = duration_ms * 1000 + duration_us;
| > + throughput = ktime_us_delta(ts_end, ts_start);
| > throughput = throughput ? (len * 1000) / throughput : 0;
| > throughput = throughput * 1000 / 1024;
|
| As mentioned above, throughput is a 64-bit 'long long', so the last line
| of the context will result in a 64-bit division, which is not allowed in
| 32-bit kernels.
Arnd
_______________________________________________
Y2038 mailing list
[email protected]
https://lists.linaro.org/mailman/listinfo/y2038
