[maemo-developers] [maemo-developers] Problem with Home plugin

[From: Eero Tamminen]

Hi,

ext Vladislav Vasiliev wrote:
> Could you please help me with the issue I have with Maemo?
> 
> When I update my omweather home plugin package
> https://garage.maemo.org/projects/omweather/ on Nokia 770 I have to reboot 
> the device because plugin isn't unloaded from the memory. Switching plugin off doesn't help.
> The same thing happens with any home plugin.

I've just encountered a problem with omweather where it made some
of the statusbar plugins not to work properly.  Disabling omweather
didn't help in this problem and re-enabling it crashed desktop.

The problem wasn't reproducable, but are you doing something funny
with D-BUS in omweather?


	- Eero

> The lsof output clearly shows that plugin's stay in memory even when they're 
> switched off. Here is example output of lsof when plugin iphome is switched off:
> Nokia770-39:~# lsof|grep iphome
> 
>>> maemo-lau  856       user  mem    REG       31,4   11692      40758
>>> /usr/lib/hildon-home/libiphome.so
>>> Nokia770-39:~#
>>   
> 
> In this tutorial 
> http://maemo.org/platform/docs/howtos/maemo-plugin-tutorial.html#home-plugins
> I found that hildon_home_applet_lib_deinitialize should do the job:
> 
>>> /**
>>> * @hildon_home_applet_lib_deinitialize
>>> *
>>> * @param applet_data Applet data as returned by applet_initialize.
>>> *
>>> * Called when Home unloads the applet from memory.
>>> * Applet should deallocate all the resources needed.
>>> *   
>>> */
>>>
>>> void hildon_home_applet_lib_deinitialize(void *applet_data);
>>>
>>> This very function when switching off the plugin is not called. Is this
>>> a bug? May be I miss understand the problem?
>>>
>>   
> However it seems that this function isn't called when switching off
> plugins or just doesn't unload plugins from memory. Is this a bug or
> have I missed something? How should it be done properly?
> 
> Thank you.
> 
> Vlad Vasiliev
> 
> 
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