[oe] udev 171 caching working propely?
Tom Rini
tom_rini at mentor.com
Tue Jun 21 21:31:45 UTC 2011
On 06/20/2011 03:47 PM, Tom Rini wrote:
> On 06/20/2011 02:16 PM, Andreas Mueller wrote:
>> Dear OE-folks,
>>
>> Working with lastest classic oe master and angstrom it seems udev caching is not
>> working as expected. On *every* boot I get:
>>
>>> Remounting root file system...
>>> Caching udev devnodes
>>> Populating dev cachemv: can't rename '/dev/shm/uname': No such file or directory
>>
>> I don't know why this change came in but there was a change of storage location
>> in Tom's commit few days ago [1]. To me it seems that
>>
>> 1. The files created by udev (init) get lost at remount so udev-cache (cache) is
>> unable to find
>> 2. Since this error occures not only at first boot the recipe's
>> pkg_postinst_udev_append() seems never being executed. To check I added a simple
>> echo 'foo text'
>> in this function but 'foo text' is not found in log of first boot.
>>
>> Suggestions welcome
>
> Did udev change behaviors at some point then? I've been using an older
> udev and didn't run into that problem. I changed from /tmp to /dev/shm
> since we don't know that /tmp is writable at that point so we were
> instead getting errors there. I wonder if we should just switch to
> re-creating the contents for that step?
I've gone with this change and some quick testing on a board.
--
Tom Rini
Mentor Graphics Corporation
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