Re: [PATCH] Revert "drm/i915: Performed deferred clflush inside set-cache-level"
From: Sudip Mukherjee
Date: Wed Apr 01 2015 - 00:32:03 EST
On Tue, Mar 31, 2015 at 04:35:49PM +0100, Chris Wilson wrote:
> On Tue, Mar 31, 2015 at 08:40:12PM +0530, Sudip Mukherjee wrote:
> > This reverts commit <0f71979ab7fbd0c71c41c2798de3d33937915434>.
> > my display was getting garbled for a moment very frequently. it looked
> > like when the screen was getting refreshed then something was going
> > wrong.
> > git bisect gave this as the first bad commit, and after reverting it
> > now display is not having that problem.
> Hmm, I fear you would be just papering over a bug. Could you please file
> a bug on bugs.freedesktop.org so that we can root cause this?
filed at https://bugs.freedesktop.org/show_bug.cgi?id=89857
since this patch workes perfectly for me, i guess i need to apply it to
every new release till you are able to root cause and fix it.
> Chris Wilson, Intel Open Source Technology Centre
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