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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - KDE Konsole very slow scrolling with TearFree and QT graphics system native"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77436#c24">Comment # 24</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - KDE Konsole very slow scrolling with TearFree and QT graphics system native"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77436">bug 77436</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>Hmm.
[ 253.551569] Xorg D ffff88021fa13800 0 1348 1302 0x00400004
[ 253.551571] ffff880036459a68 0000000000000082 ffff8802143d2050
ffff880036459fd8
[ 253.551572] 0000000000013800 0000000000013800 ffff8802143d2050
ffff88021fa140b8
[ 253.551573] ffff88021165c000 0000000000000001 0000000000000000
ffff8802143d2050
[ 253.551575] Call Trace:
[ 253.551577] [<ffffffff815cdfb8>] io_schedule+0x98/0x130
[ 253.551589] [<ffffffffa0117915>] __wait_seqno+0x315/0x580 [i915]
[ 253.551606] [<ffffffffa0118a6a>] i915_gem_object_wait_rendering+0x3a/0x70
[i915]
[ 253.551622] [<ffffffffa0118f3b>]
i915_gem_object_finish_gpu.part.50+0xb/0x20 [i915]
[ 253.551638] [<ffffffffa011bef8>] i915_vma_unbind+0x1d8/0x2b0 [i915]
[ 253.551657] [<ffffffffa011ca5f>] i915_gem_object_pin+0x17f/0x750 [i915]
[ 253.551676] [<ffffffffa011d917>]
i915_gem_object_pin_to_display_plane+0xc7/0x190 [i915]
[ 253.551696] [<ffffffffa013608f>] intel_pin_and_fence_fb_obj+0x9f/0x140
[i915]
[ 253.551726] [<ffffffffa013617f>] intel_gen7_queue_flip+0x4f/0x300 [i915]
[ 253.551756] [<ffffffffa013e819>] intel_crtc_page_flip+0x1d9/0x3c0 [i915]
[ 253.551789] [<ffffffffa0096bde>] drm_mode_page_flip_ioctl+0x15e/0x2d0 [drm]
[ 253.551807] [<ffffffffa008696d>] drm_ioctl+0x46d/0x570 [drm]
[ 253.551811] [<ffffffff811a23f7>] do_vfs_ioctl+0x2d7/0x4b0
[ 253.551817] [<ffffffff811a2650>] SyS_ioctl+0x80/0xa0
[ 253.551820] [<ffffffff815d807d>] system_call_fastpath+0x1a/0x1f
[ 253.551822] [<00007fe5cdca91e7>] 0x7fe5cdca91e6
[ 257.990590] Xorg D ffff88021fa13800 0 1348 1302 0x00400004
[ 257.990591] ffff880036459a68 0000000000000082 ffff8802143d2050
ffff880036459fd8
[ 257.990593] 0000000000013800 0000000000013800 ffff8802143d2050
ffff88021fa140b8
[ 257.990594] ffff88021165c000 0000000000000001 0000000000000000
ffff8802143d2050
[ 257.990596] Call Trace:
[ 257.990598] [<ffffffff815cdfb8>] io_schedule+0x98/0x130
[ 257.990614] [<ffffffffa0117915>] __wait_seqno+0x315/0x580 [i915]
[ 257.990634] [<ffffffffa0118a6a>] i915_gem_object_wait_rendering+0x3a/0x70
[i915]
[ 257.990652] [<ffffffffa0118f3b>]
i915_gem_object_finish_gpu.part.50+0xb/0x20 [i915]
[ 257.990671] [<ffffffffa011bef8>] i915_vma_unbind+0x1d8/0x2b0 [i915]
[ 257.990693] [<ffffffffa011ca5f>] i915_gem_object_pin+0x17f/0x750 [i915]
[ 257.990712] [<ffffffffa011d917>]
i915_gem_object_pin_to_display_plane+0xc7/0x190 [i915]
[ 257.990735] [<ffffffffa013608f>] intel_pin_and_fence_fb_obj+0x9f/0x140
[i915]
[ 257.990767] [<ffffffffa013617f>] intel_gen7_queue_flip+0x4f/0x300 [i915]
[ 257.990802] [<ffffffffa013e819>] intel_crtc_page_flip+0x1d9/0x3c0 [i915]
[ 257.990836] [<ffffffffa0096bde>] drm_mode_page_flip_ioctl+0x15e/0x2d0 [drm]
[ 257.990859] [<ffffffffa008696d>] drm_ioctl+0x46d/0x570 [drm]
[ 257.990864] [<ffffffff811a23f7>] do_vfs_ioctl+0x2d7/0x4b0
[ 257.990870] [<ffffffff811a2650>] SyS_ioctl+0x80/0xa0
[ 257.990872] [<ffffffff815d807d>] system_call_fastpath+0x1a/0x1f
[ 257.990875] [<00007fe5cdca91e7>] 0x7fe5cdca91e6</pre>
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