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SubjectRe: [Bisected] Regression: cpu stuck in gvfsd-fuse, can't shutdown
On Tue, Nov 11, 2014 at 10:27:43PM +0200, Giedrius Statkevicius wrote:
> Hello,
> Since this commit:
>
> commit 32eca22180804f71b06b63fd29b72f58be8b3c47
> Author: Martin Kepplinger <martink@posteo.de>
> Date: Wed Oct 29 20:22:56 2014 +0100
>
> misc: always assign miscdevice to file->private_data in open()
>
> As of now, a miscdevice driver has to provide an implementation of
> the open() file operation if it wants to have misc_open() assign a
> pointer to struct miscdevice to file->private_data for other file
> operations to use (given the user calls open()).
>
> This leads to situations where a miscdevice driver that doesn't need
> internal operations during open() has to implement open() that only
> returns immediately, in order to use the data in private_data in other
> fops.
>
> This provides consistent behaviour for miscdevice developers and will
> always provide the pointer in private_data. A driver's open() fop would,
> of course, just overwrite it, when using private_data itself.
>
> Signed-off-by: Martin Kepplinger <martink@posteo.de>
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>
> I've noticed that my computer freezes a lot and I'm not able to shutdown
> (it just freezes while shutdowning and I have to use SysRq+reisub) and I
> get these messages in my journal:

If you revert this patch, does things go back to "normal" for you?

thanks,

greg k-h


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