[Bug 91153] [ivb] bright pixels appear when mousing over LibreOffice Impress

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91153

--- Comment #19 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Joe Peterson from comment #17)
> Hi, so that's the change in libdrm, but when in xf86-video-intel did the
> code start to use the new libdrm abi?

The point is the existent ABI changed. We thought we were being smart by zero
extending the field and believed it wouldn't break. But then we started passing
in nearby stack because the ioctl was passing in more data than the old struct.


(In reply to Joe Peterson from comment #18)
> Is it this one:?
> 
>     7fe2b29 sna: Protect against ABI breakage in recent versions of libdrm

Yes.

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