Re: [PATCH] loop: potential kernel hang waiting for kthread

On Sat, Mar 25, 2006 at 02:49:32AM +0100, Herbert Poetzl wrote:
> 
> Hi Andrew! Folks!
> 
> just stumbled over the following issue with loop_set_fd()
> calling kernel_thread(loop_thread), ignoring the return
> value, even if it is an error, then doing wait_for_completion()
> on the device, which, in beforementioned error case, would
> wait forever (keeping a process stuck in 'D' state)
> 
> I can imagine at least three other solutions, but this
> one seemed quite organic to me, YMMV ...

Best thing would be to switch it to the kthread_ API.

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  • [PATCH] loop: potential kernel hang waiting for kthread
    • From: Herbert Poetzl <[email protected]>

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