[Desktop-packages] [Bug 1098334]

Added 'characters' to the bug title. I believe that this is now the major issue related with this bug and having 'character' in the title may help people having issues look here. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xo

[Desktop-packages] [Bug 1098334]

Created attachment 82789 Character i of word "application" and p of "bpp>=8" is corrupted -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: [gen4 sna] Fon

[Desktop-packages] [Bug 1098334]

Created attachment 82369 Handy phone snapshot of artifacts on chars post drm/i915 fix: Only clear write-domains after a successful wait-seqno This is an example of the artifacts on chars, still happening running a kernel with the drm/i915 fix 'Only clear write-domains after a successful wait-seq

[Desktop-packages] [Bug 1098334]

I've been looking at drm-intel-next-queued/drm-intel-fixes - there are quite a few patches - but also a lot of reverts recently - so I'm pretty much confused what is actually the solution for gma965 in T61. -- You received this bug notification because you are a member of Desktop Packages, whi

[Desktop-packages] [Bug 1098334]

Unfortunately, the artifacts on the individual characters are not gone with the fix to the coherency bugs. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title:

[Desktop-packages] [Bug 1098334]

Ubuntu has an experimental 64bit raring kernel (3.8) with the fix for the coherency bug. Works great for me for fixing the artifacts in the large bitmaps. Can be tested at http://kernel.ubuntu.com/~jsalisbury/lp1200126/ It delivers the fix to 65665. This is very good news also for this bug since

[Desktop-packages] [Bug 1098334]

(In reply to comment #93) > The bad part is - while before I've been getting 3.7Mchar/s in x11perf > -aa10text - now it's like 1.3Mchar/s so significantly slower. That's the sacrifice, we have to stop sending commands to the GPU and wait for it complete those in flight (quite frequently). Or else

[Desktop-packages] [Bug 1098334]

Well I should wait a while before posting a comment about magic value 6. I'm now observing flickering with value 6 as well. So yeah - it's more or less time related - and it takes more or less time until the problem becomes visible. Also is there explanation with the max value 64 starts to make

[Desktop-packages] [Bug 1098334]

Removed an older hack and had to reduce the max further. Bah, humbugs. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: [gen4 sna] Font corruption in Chr

[Desktop-packages] [Bug 1098334]

(In reply to comment #105) > Created attachment 82227 [details] > Snapshot on the issue on characters > Yep - that's exactly what I easily observe with gnome-terminal when I increase max triangles from recent Chris patches to 64 - this is present almost all the time. And it's very occasional w

[Desktop-packages] [Bug 1098334]

I'm doing some experiments with MAX_FLUSH_VERTICES. When set to 64 - even gnome-terminal starts so show weird pixels in some cases. Now I'm just playing with value 12 (gives ~2.1Mchars/s) and I'm hunting for visual problems. -- You received this bug notification because you are a member of Des

[Desktop-packages] [Bug 1098334]

Created attachment 82227 Snapshot on the issue on characters I have finally succeeded in taking a snapshot of the (very frequent) issue that I have with individual characters while editing text. This is from emacs. The issue may look localized and very minor, but being on text it is in fact extre

[Desktop-packages] [Bug 1098334]

(In reply to comment #107) > The quick answer is that if ever see it with MAX_FLUSH_VERTICES set to 1, > then it is a different issue. Please do be aware that all current kernels > since 3.7 do have a coherency issue, the fix will not arrive before 3.10.1 > (outside of drm-intel trees). Could you

[Desktop-packages] [Bug 1098334]

The quick answer is that if ever see it with MAX_FLUSH_VERTICES set to 1, then it is a different issue. Please do be aware that all current kernels since 3.7 do have a coherency issue, the fix will not arrive before 3.10.1 (outside of drm-intel trees). -- You received this bug notification becaus

[Desktop-packages] [Bug 1098334]

And with 12 - flickering starts to appear as well. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: [gen4 sna] Font corruption in Chromium tab bar Statu

[Desktop-packages] [Bug 1098334]

(In reply to comment #97) > (In reply to comment #96) > > (In reply to comment #93) > > > The bad part is - while before I've been getting 3.7Mchar/s in x11perf > > > -aa10text - now it's like 1.3Mchar/s so significantly slower. > > > > That's the sacrifice, we have to stop sending commands to th

[Desktop-packages] [Bug 1098334]

I have pushed a revised workaround to the best of my understanding to commit 368c909b29758f996dbbdbec4d471df23f60bc04 Author: Chris Wilson Date: Sat Jul 6 22:27:44 2013 +0100 sna/gen4: Restore the flush-every-vertex w/a This is an abhorrent workaround for some internal GPU brokenn

[Desktop-packages] [Bug 1098334]

>From what I'm experiencing after driver rebuild - I'd have said - now it's actually much simpler to trigger that flickering/high GPU usage. So unless the patch is missing something - than limitation to 16 doesn't help here on T61. -- You received this bug notification because you are a member o

[Desktop-packages] [Bug 1098334]

(In reply to comment #92) > Removed an older hack and had to reduce the max further. Bah, humbugs. OK, this time I'm definitely not able to reproduce the issue so far. Maybe it will some extra time - hard to say now - but before it has took me just minutes to get the issue visible. intel_gpu_top

[Desktop-packages] [Bug 1098334]

Created attachment 82128 Scroll with intel_gpu_top and no problems Quite the same system - except the problem was not visible (restarted X session). As could be seen - now during scrolling the GPU has been basically unloaded. Nothing else the Firefox scroll has been basically done. I should als

[Desktop-packages] [Bug 1098334]

Hmm - after doing some more experiments - the high load on GPU seems to be pretty much the thing which make the problem visible. Another interesting thing is - it's usually enough to just 'reload' the very same page in Firefox and the load goes down to ~1% and everything is ok. Also the kernel

[Desktop-packages] [Bug 1098334]

(In reply to comment #99) > (In reply to comment #97) > > (In reply to comment #96) > > > (In reply to comment #93) > > > > The bad part is - while before I've been getting 3.7Mchar/s in x11perf > > > > -aa10text - now it's like 1.3Mchar/s so significantly slower. > > But as I said before - if th

[Desktop-packages] [Bug 1098334]

(In reply to comment #96) > (In reply to comment #93) > > The bad part is - while before I've been getting 3.7Mchar/s in x11perf > > -aa10text - now it's like 1.3Mchar/s so significantly slower. > > That's the sacrifice, we have to stop sending commands to the GPU and wait > for it complete those

[Desktop-packages] [Bug 1098334]

One last note: it is not flickering. The characters that get corrupted stay corrupted for a long time (typically until scrolled out and rescrolled in). -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. ht

[Desktop-packages] [Bug 1098334]

Weird enough, even if the artifacts on characters are not transient and stay there for arbitrary long periods of time, provided that one does not affect the neighboring text (or temporarily scrolls them away), it is impossible to take screen snapshots of them. As soon as I press PrtScreen, the arti

[Desktop-packages] [Bug 1098334]

Just received new debs of the intel driver (2.21.11 + snapshot taken 13-07-08, git dbb585), libdrm (2.4.46 + snapshot 13-07-08, git f8f1f6). Furthermore, I have also received a new 3.8 kernel from ubuntu a few days ago that may contain some drm changes (but I am not certain of what goes in since it

[Desktop-packages] [Bug 1098334]

It could be probably worth to mention - that when I'm flipping between Firefox tabs I could have scrolling tabs without any issue (and low GPU usage), while flipping to other tabs and scrolling in them increases GPU to high levels and visual problems are present. So in the moment the problem appea

[Desktop-packages] [Bug 1098334]

Whilst more than likely you are using a kernel with a known incoherency bug (as there is yet to be a kernel release with it fixed), the effects are quite different to the ones you captured. The issue which I believe to be behind the distorted flickering can be quite easily triggered by simply chang

[Desktop-packages] [Bug 1098334]

Created attachment 82127 Scroll with intel_gpu_top I've captured video when problem appears and when doesn't (Attaching only frame) Using some past kernel 3.10 b2c311075db578f1433d9b303698491bfa21279a (as of now - current vanilla) Using current xf86 tree 5aaab9ea0310d48bb1a1ca20308d1c9721a9de3f

[Desktop-packages] [Bug 1098334]

(In reply to comment #84) > Yes, that is characteristic of this bug. The internal vertex/texture > coordinates that are being passed along the GPU pipeline become corrupt (it > looks like we overflow a small ring buffer). The only effective approach If it would be plain 'overflow' - than I'd be se

[Desktop-packages] [Bug 1098334]

Created attachment 82118 Video capture showing flicker on firefox scroll I've captured at 25FPS some example how the pictures are flickering when i.e. Firefox windows is being scrolled up/down. In most cases, the pictures is visible normally when scrolling stops, but in rare case the picture stays

[Desktop-packages] [Bug 1098334]

Yes, that is characteristic of this bug. The internal vertex/texture coordinates that are being passed along the GPU pipeline become corrupt (it looks like we overflow a small ring buffer). The only effective approach I've found so far has been to keep the number of rectangles inside the GPU pipeli

[Desktop-packages] [Bug 1098334]

Sergio, I believe the corruption you are seeing in the presentation is from the coherency bug. My apologies for confusing that with the general gen4 rendering issues. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-inte

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

** Bug watch added: freedesktop.org Bugzilla #51471 https://bugs.freedesktop.org/show_bug.cgi?id=51471 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title:

[Desktop-packages] [Bug 1098334]

I think I've a sort of positive message here at least on my T61 - now using upstream git commit 8f340f90f4b2f269d6308d0bd31fbc2a5f579608 I'm no longer observing corruptions while scrolling Firefox pages. So some recent commit is probably behind this change. Before I've used 14 days older commit

[Desktop-packages] [Bug 1098334]

One very effective way to accelerate the appearence of the issues (which may help debugging) seems to be using libreoffice draw/impress. Drawing large shapes (or even better importing large bitmaps) and then selecting them causes a sort of a grid to be drawn over the shapes and then to be erased af

[Desktop-packages] [Bug 1098334]

(In reply to comment #74) > I think I've a sort of positive message here > at least on my T61 - now using upstream git commit > > 8f340f90f4b2f269d6308d0bd31fbc2a5f579608 > > I'm no longer observing corruptions while scrolling Firefox pages. > So some recent commit is probably behind this change

[Desktop-packages] [Bug 1098334]

Actually I didn't say that Nvidia has better drivers. Just Ivy- and Sandybridge based grahics cards have MUCH better support. I reported some bugs in mesa driver. Bisected, logs from sysprof, wine etc. For example: https://bugs.freedesktop.org/show_bug.cgi?id=51471 Bug since mesa 8.0-rc1, easy to

[Desktop-packages] [Bug 1098334]

(In reply to comment #78) > No hope to solve this and many, many other bugs on gen4 - here and in mesa. > I suggest to buy new laptop because it doesn't have any sense. Some time ago > I also thought that it has. Now I have Intel Ivybridge and Nvidia through > Bumblebee and both runs almost perfect

[Desktop-packages] [Bug 1098334]

I think that all Intel developers are extremely willing to help, and I appreciate a lot that they try to do so even if I have hardware that is 3 years old. Let's try to provide good info and replicable demo cases with the bug reports. And let's stick just to them, since these bug reports are probab

[Desktop-packages] [Bug 1098334]

No hope to solve this and many, many other bugs on gen4 - here and in mesa. I suggest to buy new laptop because it doesn't have any sense. Some time ago I also thought that it has. Now I have Intel Ivybridge and Nvidia through Bumblebee and both runs almost perfect :-) Regards -- You received th

[Desktop-packages] [Bug 1098334]

Also note that the 'sample libreoffice document that almost always shows issues on gen4' is again quite often showing issues on gen4. This file seems to be a nice regression test. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xo

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

Same thing here. After upgrading to Raring, font tabs in chrome began to show the described jittery behavior. I've tried full uninstall, and then install (chrome) with no success... I'm in Xubuntu 13.04, on a Lenovo Thinkpad Edge 13... -- You received this bug notification because you are a membe

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

I'm seeing the "jittery" behavior when scrolling any window in Firefox too ... !! -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: [gen4 sna] Font corrup

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

I've seen this not just on Chromium, but on window title bars occasionally. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: [gen4 sna] Font corruption i

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

I'm seeing the "jittery" behavior when scrolling any window in Firefox and Thunderbird. Also, I have noticed occasional font corruption (to the point that it is illegible) when using Citrix Receiver to run remote desktop to my corporate Citrix server (altering the RDP display properties from Ful

[Desktop-packages] [Bug 1098334] Re: [gen4 sna] Font corruption in Chromium tab bar

** Summary changed: - Font corruption in Chromium tab bar using Intel SNA + [gen4 sna] Font corruption in Chromium tab bar -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bug

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

reopening ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Fix Released => Triaged -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

It's a bug internal to the GPU - the challenge is to workaround it in an acceptable manner. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corrupt

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

I've just updated to raring and am seeing font issues on chromium tabs with SNA enabled on a Thinkpad x61. 00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (primary) (rev 0c) (prog-if 00 [VGA controller]) Subsystem: Lenovo ThinkPad T61

[Desktop-packages] [Bug 1098334]

"and see if the corruption returns?" after this diff, openoffice test file in my config looks the same as in comment 65, and ok without it. It is after recompiling cairo without server_side_gradients.patch, what makes chromium tabs much better. -- You received this bug notification because you

[Desktop-packages] [Bug 1098334]

(In reply to comment #72) > It is after recompiling cairo without > server_side_gradients.patch, what makes chromium tabs much better. Don't bother with that, the bug is manifest inside the GPU. Your chromium tabs is just one instance where the GPU stutters, but it is not the only one and they are

[Desktop-packages] [Bug 1098334]

*** Bug 62302 has been marked as a duplicate of this bug. *** -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using

[Desktop-packages] [Bug 1098334]

(In reply to comment #69) > The issue with the libreoffice test file is fixed for me. Thanks!!! Okay, now that was an accident! Can you try diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c index ae6d3c1..5edad51 100644 --- a/src/sna/sna_accel.c +++ b/src/sna/sna_accel.c @@ -57,7 +57,7 @@

[Desktop-packages] [Bug 1098334]

The issue with the libreoffice test file is fixed for me. Thanks!!! -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Bug watch added: freedesktop.org Bugzilla #61628 https://bugs.freedesktop.org/show_bug.cgi?id=61628 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title:

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

I can still see the corruption on my Dell Latitude D630 with the "reddit test" on latest raring (Mesa 9.0.2, intel 2.21.3). Although, bug #1098489 is still open anyway and has the same upstream bug linked. -- You received this bug notification because you are a member of Desktop Packages, which i

[Desktop-packages] [Bug 1098334]

Still present (exactly as in the video) with kernel 3.8.0 libdrm and libkms 2.4.42 + git shapshot 13/02/25 commit 41fc2c... mesa 9.2 + git snapshot 13/02/25 commit 533dc3... xserver intel driver 2.21.3 + git snapshot 13/02/25 commit 421910... I have discovered that I encounter a similarly looking

[Desktop-packages] [Bug 1098334]

Looks like the 'decomposition' in small elements that are not aligned correctly has an even finer granularity. See https://bugs.freedesktop.org/attachment.cgi?id=75673 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-int

[Desktop-packages] [Bug 1098334]

(In reply to comment #66) > Still present (exactly as in the video) with kernel 3.8.0 > libdrm and libkms 2.4.42 + git shapshot 13/02/25 commit 41fc2c... > mesa 9.2 + git snapshot 13/02/25 commit 533dc3... > xserver intel driver 2.21.3 + git snapshot 13/02/25 commit 421910... > > I have discovered

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Changed in: xserver-xorg-video-intel Status: Confirmed => In Progress -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chrom

[Desktop-packages] [Bug 1098334]

Created attachment 75189 A video showing the issue during a zoom sequence Attaching a video showing the issue while zooming with libreoffice. Hope that the shape of the patterns that appear may be a clue to identify the issue. -- You received this bug notification because you are a member of Des

[Desktop-packages] [Bug 1098334]

Hi Chris, thanks for clarification. I compiled the driver with --with-default-accel=sna and set both, the rotated and non-rotated screens, to "AccelMethod" "blt". Now, the rotated screen is _all black_ but the cursor. So I, somehow, managed to start acroread but do not see anything but the curso

[Desktop-packages] [Bug 1098334]

*** Bug 59351 has been marked as a duplicate of this bug. *** -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using

[Desktop-packages] [Bug 1098334]

I can't test it, obviously. The rotated zaphod screen, at which the artefacts appear in my case, is only available with "sna" enabled. On a side note: I tried it nevertheless as I forgot about that. The result was a segfault of the xserver. [ 406.336] Requested Entity already in use! [ 406.3

[Desktop-packages] [Bug 1098334]

*** Bug 60284 has been marked as a duplicate of this bug. *** -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using

[Desktop-packages] [Bug 1098334]

Created attachment 74207 Sample libreoffice document that almost always shows issues on gen4 I am attaching a test file that does almost never look right when opened with libreoffice on gen4 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed t

[Desktop-packages] [Bug 1098334]

This morning I've received the kde 4.10 update and newer debs for git version of the intel driver (13/02/07 - git 974b6a). I cannot decouple if the rendering issues have worsened with the newer driver (probably not) or if the newer kde framework and kwin is exposing bugs in a more aggressive way,

[Desktop-packages] [Bug 1098334]

Ah, sorry I mislead. I forgot everybody doesn't use SNA as their default accelmethod. In order to use the BLT trick, you need to --disable-uxa or --with-default-accel=sna. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video

[Desktop-packages] [Bug 1098334]

I should mention that Option "AccelMethod" "blt" should eliminate the artifacts and still outperform uxa. Can you please confirm that supposition? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https:/

[Desktop-packages] [Bug 1098334]

Trying blt right now. No rendering issues. SNA was perceivably faster. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab b

[Desktop-packages] [Bug 1098334]

The bug that I'm presuming underlies all of these gen4 corruption issues is a misprogramming of GPU state - I have seen the flicker persist for a few kernels now and would not expect it to be a factor. (Except that there may be an eventual w/a required in the kernel, we have not applied one recentl

[Desktop-packages] [Bug 1098334]

(In reply to comment #56) > The bug that I'm presuming underlies all of these gen4 corruption issues is > a misprogramming of GPU state - I have seen the flicker persist for a few > kernels now and would not expect it to be a factor. (Except that there may > be an eventual w/a required in the kerne

[Desktop-packages] [Bug 1098334]

On 05/02/2013 13:13, bugzilla-dae...@freedesktop.org wrote: > > *Comment # 55 on bug > 55500 from Till > Matthiesen * > (In reply tocomment #53 ) > > On 05/0

[Desktop-packages] [Bug 1098334]

(In reply to comment #52) > How about: > > diff --git a/src/sna/gen4_render.c b/src/sna/gen4_render.c > index cc1778a..0a59681 100644 > --- a/src/sna/gen4_render.c > +++ b/src/sna/gen4_render.c > @@ -1895,6 +1895,9 @@ gen4_render_composite(struct sna *sna, > tmp->has_component_alpha = fal

[Desktop-packages] [Bug 1098334]

(In reply to comment #53) > On 05/02/2013 12:34, bugzilla-dae...@freedesktop.org wrote: > > Please test test.odg zooming in/out and selecting all and moving it around > by > steps (e.g. with the arrows). > Sometimes when opened it initially renders well, but when zooming and moving > by > little

[Desktop-packages] [Bug 1098334]

Hmm, right, that would not be along the spans path in the first place. Oh well, I can try one of the other workarounds I had earlier... -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launc

[Desktop-packages] [Bug 1098334]

How about: diff --git a/src/sna/gen4_render.c b/src/sna/gen4_render.c index cc1778a..0a59681 100644 --- a/src/sna/gen4_render.c +++ b/src/sna/gen4_render.c @@ -1895,6 +1895,9 @@ gen4_render_composite(struct sna *sna, tmp->has_component_alpha = false; tmp->need_magic_ca_pass = false

[Desktop-packages] [Bug 1098334]

On 05/02/2013 12:34, bugzilla-dae...@freedesktop.org wrote: > > *Comment # 50 on bug > 55500 from Till > Matthiesen * > It does not fix #59351 > https://bugs.

[Desktop-packages] [Bug 1098334]

It does not fix #59351 https://bugs.freedesktop.org/show_bug.cgi?id=59351 The symptoms remain unchanged. test.odg works fine here on both screens, though. [lodraw 3.6.5.2] -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-vid

[Desktop-packages] [Bug 1098334]

So my testcase was "fixed" by: commit 1565917f10d9fb3c7e2e7e273173c38c364b9861 Author: Chris Wilson Date: Tue Feb 5 10:11:14 2013 + sna/gen4: Disable non-rectilinear GPU span compositing This seems to be the primary victim of the render corruption, so disable until the roo

[Desktop-packages] [Bug 1098334]

(In reply to comment #47) > Created attachment 74207 [details] > Sample libreoffice document that almost always shows issues on gen4 > > I am attaching a test file that does almost never look right when opened > with libreoffice on gen4 I get different rendering of that test.odg with different ve

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Bug watch added: freedesktop.org Bugzilla #59351 https://bugs.freedesktop.org/show_bug.cgi?id=59351 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title:

[Desktop-packages] [Bug 1098334]

*** Bug 59685 has been marked as a duplicate of this bug. *** -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Things seem ok now. ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Ti

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Tags added: kubuntu -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in Chromium tab bar using Intel SNA Status in X.org xf86-video-i

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Still an issue with 2:2.20.18-0ubuntu1. It does seem to occur less often though. ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-i

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

I've uploaded 2.12.18 which should fix some rendering issues with gen4, please check if you can still reproduce with it or if it's fixed. ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Desk

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Confirmed on GMA X3000 (Latitude D630), so I can also test possible fixes on that machine. Chromium maximized, an empty tab and another tab with reddit.com. Moving mouse on and off top of the reddit.com tab shows little white dots in place of black regardless of whether it's the active tab or not.

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Launchpad has imported 44 comments from the remote bug at https://bugs.freedesktop.org/show_bug.cgi?id=55500. If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://hel

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

upstream pointed out the parent bug, seems like it's hard to reproduce so I might see it still. ** Bug watch added: freedesktop.org Bugzilla #55500 https://bugs.freedesktop.org/show_bug.cgi?id=55500 ** Also affects: xserver-xorg-video-intel via https://bugs.freedesktop.org/show_bug.cgi?id=5

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Can't reproduce with Thinkpad X61 with i965GM, same generation as gm45. So please try with the latest kernel that is available since late yesterday. ** Changed in: xserver-xorg-video-intel (Ubuntu) Importance: Medium => Undecided ** Changed in: xserver-xorg-video-intel (Ubuntu) Status:

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Not confirming on Zenbook, although just upgraded to the 3.8 and removed old kernels. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1098334 Title: Font corruption in

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Changed in: xserver-xorg-video-intel (Ubuntu) Importance: Undecided => Medium ** Changed in: xserver-xorg-video-intel (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

Confirmed, I was able to reproduce this on a Latitude 13 (cantiga gfx 8086:2a42) with stock Ubuntu/Unity. Full screenshot attached. Mousing over the tab caused the corruption to move around from letter to letter. Was able to capture the corruption via a regular screen grab. ** Attachment added:

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Package changed: xorg (Ubuntu) => xserver-xorg-video-intel (Ubuntu) ** Changed in: xserver-xorg-video-intel (Ubuntu) Assignee: (unassigned) => Timo Aaltonen (tjaalton) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-

[Desktop-packages] [Bug 1098334] [NEW] Font corruption in Chromium tab bar using Intel SNA

Public bug reported: After enabling the SNA acceleration method and rebooting, I noticed that graphical glitches appeared in the letters on Chromium's tab bar during the mouse hover animation. I've attached a screenshot illustrating this, particularly with the letter "g" in the screenshot. Proble

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

** Attachment added: "Xorg.0.log" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1098334/+attachment/3479623/+files/Xorg.0.log -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/109833

[Desktop-packages] [Bug 1098334] Re: Font corruption in Chromium tab bar using Intel SNA

jonathan@jonathan-laptop:~/$ lspci -nn | grep VGA | sed 's/.*Intel Corporation //' Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 09) jonathan@jonathan-laptop:~/$ -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to x

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