Re: Dcache oops

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On Fri, Jun 3, 2016 at 3:23 PM, Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
> On Fri, Jun 03, 2016 at 03:00:02PM -0700, Linus Torvalds wrote:
>>>
>> Normally it's done at terminate_walk() time. But I note that in
>> walk_component(), we do put_link(nd) which does a do_delayed_call(),
>> but does *not* do a clear_delayed_call(), so now I think a subsequent
>> terminate_walk() might drop it *again*.
>
> Nope - put_link() also decrements nd->depth.  No double calls there...

Yeah, I figured that out, and then continued to try to look at other cases..

Happy to hear that you seem to have figured it out.

But why did it apparently only start happening now?

             Linus
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