Re: linux-next: Tree for December 9

[NeilBrown]

On Wed, December 10, 2008 12:30 pm, Andrew Morton wrote:
> On Wed, 10 Dec 2008 01:31:13 +0100 "Kay Sievers" <kay.sievers@xxxxxxxx>
> wrote:
>
>> > akpm2:/home/akpm# udevmonitor
>> > udevmonitor prints the received event from the kernel [UEVENT]
>> > and the event which udev sends out after rule processing [UDEV]
>> >
>> > UDEV  [1228867146.103334] add@/class/bdi/9:0
>> > UDEV  [1228867146.107566] remove@/block/md0
>> > UDEV  [1228867146.111969] remove@/class/bdi/9:0
>> > UEVENT[1228867146.119889] add@/block/md0
>> > UEVENT[1228867146.119964] add@/class/bdi/9:0
>> > UEVENT[1228867146.120162] remove@/class/bdi/9:0
>> > UEVENT[1228867146.120205] remove@/block/md0
>> > UDEV  [1228867146.122839] add@/block/md0
>> > UDEV  [1228867146.129125] add@/class/bdi/9:0
>> > UDEV  [1228867146.133459] remove@/block/md0
>> > UDEV  [1228867146.137813] remove@/class/bdi/9:0
>> > UEVENT[1228867146.145652] add@/block/md0
>>
>> Weird loop, something is accessing /dev/md0, i guess, which creates
>> the kernel device, and the event, which accesses /dev/md0 again and it
>> goes crazy. Maybe caused by changes Neil did.
>
> I knew an Australian was to blame - it's just a matter of determining
> which one.

Let's not count our chickens .... :-)

Can you get me
   tar czvf - /lib/udev /etc/udev | mail neilb

so I can see exactly what FC6 is likely to try to do when an
md device appears or disappears?

Thanks.
NeilBrown

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