From: Jan Kiszka <jan.kiszka@domain.hid>
To: Dmitry Adamushko <dmitry.adamushko@domain.hid>
Cc: Xenomai help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] Xenomai Bug: rt_intr_create with NULL-name leads to Kernel oops in /proc/xenomai/irq
Date: Wed, 10 Jan 2007 16:13:45 +0100 [thread overview]
Message-ID: <45A502A9.3060800@domain.hid> (raw)
In-Reply-To: <b647ffbd0701100655wd47af96y244c74d5227d6e85@domain.hid>
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Dmitry Adamushko wrote:
>> >>
>> >> This will set xnintr_t::name to "" if name is NULL - intentionally?
>> >
>> > xnintr_t::name becomes a reference to RT_INTR::name. The later one
>> > exists as long as the former anyway so there shoudn't be a broken
>> > reference.
>>
>> Yes, this specifically addresses Mathias' concern about passed names
>> that are temporary variables.
>>
>> It just leaves xnintr_t::name with an emptry string instead of "unknown"
>> in some cases. Either xnintr_init needs to take care of this, or we
>> should catch that case already here. I think empty strings in
>> /proc/xenomai/irq are bad in case of shared IRQ lists.
>>
>
> Yes, this is what I've mentioned as a possible exception in my previous
> mail.
>
> This patch should address it (although, it makes a code flow a bit
> obscure but not too much :)
>
I'm fine with it.
Mind bundling all the snippets to one complete patch so that people
don't have to collect the pieces?
Thanks,
Jan
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next prev parent reply other threads:[~2007-01-10 15:13 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-10 11:59 [Xenomai-help] Xenomai Bug: rt_intr_create with NULL-name leads to Kernel oops in /proc/xenomai/irq M. Koehrer
2007-01-10 12:35 ` Jan Kiszka
2007-01-10 13:49 ` Dmitry Adamushko
2007-01-10 14:00 ` Jan Kiszka
2007-01-10 14:19 ` Re: [Xenomai-help] Xenomai Bug: rt_intr_create with NULL-name leads M. Koehrer
2007-01-10 14:35 ` Dmitry Adamushko
2007-01-10 14:21 ` [Xenomai-help] Xenomai Bug: rt_intr_create with NULL-name leads to Kernel oops in /proc/xenomai/irq Dmitry Adamushko
2007-01-10 14:29 ` Dmitry Adamushko
2007-01-10 14:35 ` Jan Kiszka
2007-01-10 14:55 ` Dmitry Adamushko
2007-01-10 15:13 ` Jan Kiszka [this message]
2007-01-10 15:58 ` Dmitry Adamushko
2007-01-10 15:59 ` Dmitry Adamushko
2007-01-10 16:32 ` M. Koehrer
2007-01-11 19:19 ` Philippe Gerum
2007-01-11 20:49 ` Jan Kiszka
2007-01-11 21:01 ` Philippe Gerum
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