[Libreoffice] [REVIEW] problems with encryption if thunderbird is installed

Markus Mohrhard markus.mohrhard at googlemail.com
Wed Feb 1 16:01:23 PST 2012


2012/1/27 Stephan Bergmann <sbergman at redhat.com>:
> On 01/27/2012 12:11 AM, Markus Mohrhard wrote:
>> - the problem is in
>> connectivity/source/drivers/mozab/bootstrap/MNSInit.cxx:228-235
>> -- the loop is sleeping for 1 ms and therefore running a thousand
>> times per second without doing any real work because there are no
>> events
>> Since this also affects Loading of encrypted documents do we really
>> need to initialize mozilla there? It should work now also without
>> mozilla or am I missing something( see nssinitializer.cxx:197 ).
> No idea.
>> If it is still needed, can't we stop the Mozilla_UI_Thread after we
>> opened the encrypted document/library?
> There's already code there to stop the thread (halleluja), but apparently
> only upon LO shutdown
> (connectivity/source/drivers/mozab/mozillasrc/MNSTerminateListener.cxx).
>  Hard to tell for me whether there's some easy and safe way to stop it
> earlier (with the added requirement that it can also be restarted correctly
> later, in case another document is loaded later, and that start/stop is
> race-free in the face of multiple documents being loaded simultaneously).
> Generally, I would not go near that code (an osl::Condition with multiple
> set/reset is already enough to make me scream, and a missing
> osl_joinWithThread does not raise my confidence, either).
>> Another easy solution to improve the situation might be to increase
>> the timeout in MNSInit.cxx:235 from 1 to 10 or even 100, but I think
>> that is more a workaround than fixing the underlying problem.
> Sounds like the best fix to me, at least for -3-5-0.

Find attached a simple fix that increases the timout for the Mozilla
UI Thread to 20 ms. I would call this only a workaround but at least
it makes it much better in this case. I no longer get an incredible
cpu load after opening a password protected document.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0001-increase-the-sleep-time-of-the-Mozilla-UI-Thread.patch
Type: text/x-patch
Size: 1084 bytes
Desc: not available
URL: <http://lists.freedesktop.org/archives/libreoffice/attachments/20120202/15074431/attachment.bin>

More information about the LibreOffice mailing list