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SubjectRe: 2.6.0-test6 module autoloading and reference counting broken?
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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...

Puzzled,
Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
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