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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Redraw lag on Ivy Bridge since 1f6dfc9df678"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97914#c11">Comment # 11</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Redraw lag on Ivy Bridge since 1f6dfc9df678"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97914">bug 97914</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>I think I'm starting to understand. It's not a missing wait/flush for the
target drawable, but missing flushes on the source textures, i.e.
mesa diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index ee05f39..d63c89b 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -1007,8 +1007,7 @@ dri2_bind_tex_image(Display * dpy,
if (pdraw != NULL) {
psc = (struct dri2_screen *) base->psc;
- if (!pdp->invalidateAvailable && psc->f &&
- psc->f->base.version >= 3 && psc->f->invalidate)
+ if (psc->f && psc->f->base.version >= 3 && psc->f->invalidate)
psc->f->invalidate(pdraw->driDrawable);
if (psc->texBuffer->base.version >= 2 &&</pre>
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