3MB Memory Leak in KDrive Xfbdev

[vrushali shinde]

Hello All,
I need to fix memory leak issue urgently, any inputs regarding this would
very useful to me.
Thanks again.

On Wed, Oct 27, 2010 at 4:33 PM, vrushali shinde <vrushali1201 at gmail.com>wrote:

> Hello All,
> I need to launch XServer in a thread and terminate(release resources and
> kill thread) XServer whenever required. To achieve this, I have created a
> shared library of Kdrive-XServer. To start XServer I load the Xserver shared
> lib, and launch the  Xfbdev server in a thread. For terminating Xserver, I
> call    GiveUp (0); function, that releases the XServer resources, then I
> dlclose on Xserver library. However, when I start and terminate XServer in
> above way, there seems to happen 3MB of memory leak in every cycle. After
> narrowing down it is seen that following 2 function calls increase the
> memory to 3M at start and is not release at termination. The functions
> are:   InitInput(argc, argv);  and InitAndStartDevices(); These are the
> observation on ARM target board.
> When above scenario is simulated on x86 machine, and Valgrind is run, it
> does not show memory leaks in above mentioned functions, instead it shows
> definite loss of 1,244 bytes of memory in KdInitOutput() and some other
> minor definite losses.
> I need to find out the 3M memory loss on target ARM board for
> InitInput(argc, argv); and InitAndStartDevices(); functions. For this I did
> try to release memory allocations in InitInput(), but no success. If I
> comment   below lines from KdProcessArgument(), then the 3M chunk leak does
> not happen however with this mouse and keyboard are not initialized and I
> need to have keyboard and mouse. Can anyone help me out to find out the 3M
> chunk and how to avoid it / release it?
> <----------------------
>  KdAddConfigKeyboard("keyboard,/dev/tty0");
>     KdAddConfigPointer("mouse,/dev/input/mice");
>     kdHasPointer = TRUE;
>     kdHasKbd = TRUE;
> ---------------------------->
>
> In addition to information below, I also get get following error when
> closing VT "Cant deallocate console..." Can  this error contribute to some
> or all of the 3M memory leak?
> Please let me know if anyone has got any clue about this  or have faced
> simlar issue.
>
> Thanks in advance,
> Vrushali
>
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