[PATCH] uapi: add missing install of sync_file.h

[Gustavo Padovan]

2016-09-27 Emilio López <emilio.lopez at collabora.co.uk>:

> As part of the sync framework destaging, the sync_file.h header
> was moved, but an entry was not added on Kbuild to install it.
> This patch resolves this omission so that "make headers_install"
> installs this header.
> 
> Fixes: 460bfc41fd52 ("dma-buf/sync_file: de-stage sync_file headers")
> Reported-by: Michael Ellerman <mpe at ellerman.id.au>
> Signed-off-by: Emilio López <emilio.lopez at collabora.co.uk>
> ---
> 
> I don't know if this is worth cc'ing stable, the patch has been
> there since v4.7. I spotted this while reflecting on Michael's
> review[0] on my kselftest series, and he later independently
> confirmed so[1].

We still don't have any drivers in the kernel using this, no need
to send this stable or 4.8. drm-misc should be fine. 

> 
> [0] http://www.spinics.net/lists/linux-kselftest/msg00444.html
> [1] http://www.spinics.net/lists/linux-kselftest/msg00457.html
> 
>  include/uapi/linux/Kbuild | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>

Gustavo