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On Fri, 10 Oct 2003 15:25:20 +1000, Rusty Russell wrote:
>In message <16253.27644.578089.345998@gargle.gargle.HOWL> you write:
>> FYI,
>>
>> I'm seeing incorrect reference counting behaviour and module
>> loading semi-failures in 2.6.0-test6.
>>
>> I have a misc char driver module which announces an alias
>> via a MODULE_ALIAS("char-major-10-<nnn>") declaration.
>>
>> The first attempt by user-space to open the device node fails
>> with ENODEV. However, afterwards the module _is_ loaded and its
>> use count is 1 even though the user-space open() failed.
>
>Sounds like a refcount bug somewhere (in your module, maybe?).
>There's nothing magic about modules loaded via kmod, even via
>aliases, unless there's a bug in drivers/char/misc.c...
test6 did introduce a bug in drivers/char/misc.c causing
the problems I described. It's been fixed in test7.
/Mikael
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