I just wanted to show you this "nice" view of the mutual recursion. too deep recursion.png<https://lh6.googleusercontent.com/-DfZqVF7TS8A/TtSWqFVxS-I/AAAAAAAAAIM/B82nyHIGwf0/s912/too%2Bdeep%2Brecursion.png> Unfortunately, I still have not found the point of exit from it. Any help is wellcome. Best Regards.
2011/11/28 Thomas Lübking <thomas.luebk...@web.de> > This is an automatically generated e-mail. To reply, visit: > http://git.reviewboard.kde.org/r/103165/ > > On November 27th, 2011, 10:22 a.m., *Ben Cooksley* wrote: > > This fix causes a nasty regression which causes the plugin list in KRunner > and other apps to be nearly unusable when compiled with gcc. Please adjust > the KPluginSelector component of this fix as it must be causing a behaviour > change. > > On November 27th, 2011, 6:33 p.m., *Jaime Torres Amate* wrote: > > Could you explain more about the problems you've noticed or fill a bug report? > Do I have some time to try to fix the problem you've found in KRunner, > instead of reverting the code to a wrong status (as not intended by the > developer) again? > > On November 27th, 2011, 7:27 p.m., *Ben Cooksley* wrote: > > When trying to configure KRunner with this patch applied, CPU usage by > KRunner jumps to about 90% on my system. Checking with gdb shows that quite a > few geometry change events are being generated and widgets are being hidden > and shown again in very quick succession. > > Reverting your patch and recompiling leads KRunner to use 0-1% of the CPU > when browsing the list of plugins in it's configure dialog. > > Unfortunately there is no definitive backtrace for this issue. > I think you do have some time to find a proper fix for the issue, yes. > > You can reproduce by opening KRunner and entering it's configuration dialog. > The whole of KRunner will become very unresponsive and CPU usage should shoot > up to high levels. > > On November 27th, 2011, 7:48 p.m., *Jaime Torres Amate* wrote: > > 100% reproducible. I'll do my best. gdb to the rescue. > > On November 27th, 2011, 7:55 p.m., *Thomas Lübking* wrote: > > try pushbutton->minimumSizeHint() > > On November 27th, 2011, 8:35 p.m., *Jaime Torres Amate* wrote: > > I'll try that (minimumSizeHint()). > What I've done so far: > * kill my krunner process > * valgrind --tool=callgrind krunner > * Alt+f2, config > * whait 2 minutes > * Kill the window with Ctrl+Alt+Esc > * See the usage with kcachegrind. > > So far I've seen that (without detecting cycles in kcachegrind) : > void KCategorizedView::Private::topToBottomVisualRect(const QModelIndex > &index, Item &item, > const Block &block, > const QPoint &blockPos) const > and > QRect KCategorizedView::visualRect(const QModelIndex &index) const > Are being called too much (mutual recursion?) > > > I'll try that (minimumSizeHint()). > spare it, only calls sizeHint() for pushbuttons. > I /think/ we had this or a similar issue with kcategorizedview before. > From Ben's observation of "widgets are being hidden and shown again" i'd > suspect sth. about the scrollbar policy. > > If it's not fixed then, i'll also have a deeper look tonight. > > > - Thomas > > On November 17th, 2011, 2:37 p.m., Jaime Torres Amate wrote: > Review request for kdelibs. > By Jaime Torres Amate. > > *Updated Nov. 17, 2011, 2:37 p.m.* > Description > > Trivial c++ fixes for some warnings of clang++ (2.99.9999) > memset the structure size, not the pointer size (fortunately, the structure > size is greater than pointer size in this case). > remove double parenthesis > change false to 0 as pointer parameter > use parenthesis to clarify preference between ? and + > > Testing > > Still compiles with g++ > > Diffs > > - kdecore/sycoca/kmemfile.cpp (a466bde) > - kdeui/fonts/kfontchooser.cpp (541f7db) > - kdeui/tests/ktabwidgettest.cpp (fdc3161) > - kross/modules/form.cpp (5e260c1) > - kutils/kemoticons/kemoticonstheme.cpp (c145741) > - kutils/kpluginselector.cpp (0a39fcc) > > View Diff <http://git.reviewboard.kde.org/r/103165/diff/> >