[Okular-devel] TextDocument Multithreading

[Albert Astals Cid]

El Dilluns, 23 de setembre de 2013, a les 02:05:23, Jaydeep Solanki va 
escriure:
> On Sun, Sep 22, 2013 at 9:21 PM, Albert Astals Cid <aacid at kde.org> wrote:
> > El Dissabte, 21 de setembre de 2013, a les 23:16:56, Jaydeep Solanki va
> > 
> > escriure:
> > > On Sat, Sep 21, 2013 at 9:25 PM, Albert Astals Cid <aacid at kde.org>
> > 
> > wrote:
> > > > El Dissabte, 21 de setembre de 2013, a les 14:50:50, Jaydeep Solanki
> > > > va
> > > > 
> > > > escriure:
> > > > > Hi,
> > > > 
> > > > Hi
> > > > 
> > > > > @Albert,
> > > > > Welcome back :)
> > > > 
> > > > Thanks :-)
> > > > 
> > > > > As you might be aware GSoC is coming to an end, I want to wrap
> > > > > things
> > > > > up.
> > > > > 
> > > > > I have a few days, and I want to finish multi-threading support for
> > > > > ePubs
> > > > > before GSoC ends. I have created a patch, but it crashes sometimes,
> > 
> > I'm
> > 
> > > > > unable to find a reason to that.
> > > > 
> > > > Where's the patch?
> > > 
> > > Diff attached
> > > 
> > > File to test on :
> > > link<
> > 
> > https://www.dropbox.com/s/x63kkjf8q4h4fdy/Getting%20Gold%20by%20J_C_F_J
> > 
> > > ohnson.epub>
> > > 
> > > > Do you have a backtrace of the crash?
> > > 
> > > I have got two different backtraces, using the same ePub
> > > 
> > > Backtrace 1 : http://paste.kde.org/p0b9a1e1e/
> > > 
> > > Backtrace 2 : http://paste.kde.org/pa4e31b12/
> > 
> > Any reason you have not installed debug symbols for Qt to get a better
> > bracktrace (less ??)?
> 
> Installed it.
> still I'm not able to make any sense out of it.
> 
> Updated backtrace :  http://paste.kde.org/pa8f27933/

How are you getting the backtrace? Can you mark in which thread the crash is 
happening?

Cheers,
  Albert

> 
> > Cheers,
> > 
> >   Albert
> >   
> > > > What has changed
> > > > since last time we tried to do this?
> > > 
> > > I have noticed that it only crashes when the epub has an adequate amount
> > 
> > of
> > 
> > > images. Epubs with no images or 1 or 2 images are less likely to crash.
> > 
> > The
> > 
> > > more the images the more likely it is to crash.
> > > 
> > > Now we don't have to guess if it will crash on this file or not.
> > > Considering all this, I have given you an ePub that is most likely to
> > 
> > crash
> > 
> > > atleast once before completing a round trip (top to bottom & bottom to
> > > top).
> > > 
> > > > Cheers,
> > > > 
> > > >   Albert
> > > >   
> > > > > So, can we please help, me get this done.
> > > > > It's the same bug that we once tried to fix on IRC.
> > > > > 
> > > > > I'll be available on #okular, same time as usual.
> > > > > 
> > > > > Cheers,
> > > > > Jaydeep
> > > > 
> > > > _______________________________________________
> > > > Okular-devel mailing list
> > > > Okular-devel at kde.org
> > > > https://mail.kde.org/mailman/listinfo/okular-devel
> > 
> > _______________________________________________
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