From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Mon, 13 Oct 2008 16:13:25 +0200
From: Jan Kiszka <jan.kiszka@domain.hid>
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Subject: Re: [Xenomai-core] [BUG?] mem leak on slab size-1024 with Xenomai
 processes
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To: rpm@xenomai.org
Cc: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>, xenomai-core <xenomai@xenomai.org>

Jan Kiszka wrote:
> Philippe Gerum wrote:
>> Jan Kiszka wrote:
>>> Sigh, this is not my day: Can anyone confirm that we are leaking memory
>>> with current SVN head? I'm seeing a constant increase on slab
>>> "size-1024" on a x86_64 box when running arbitrary Xenomai apps in a loop.
>>>
>>> [ Besides that, I have an occasional deadlock in xnpipe_wakeup_proc due
>>> to an inconsistent xnpipe_sleepq - likely a different story... :-/ ]
>>>
>> Any luck with CONFIG_XENOMAI_OPT_DEBUG_QUEUES on?
> 
> As usual no luck: the bug disappeared (likely some race). Will dig into
> that next after fixing this leak:
> 
> xnshadow_sys_event()
> XNSHADOW_CLIENT_ATTACH -> xnarch_alloc_host_mem(xnsys_ppd)
> XNSHADOW_CLIENT_DETACH -> ???

That was the key, now fixed with #4218.

Jan

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