Messages in this thread | | | Date | Tue, 10 Sep 2013 09:56:35 +0200 | From | Peter Zijlstra <> | Subject | Re: kernel deadlock |
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On Mon, Sep 09, 2013 at 01:29:47PM -0700, John Stultz wrote: > Ingo: This makes me think we really should have some lockdep smarts > added to seqlock/seqcount structures. Is there something already > discovered thats preventing this, or has this just not yet been tried?
The only reason this hasn't been done in the past is because of the VDSO I believe. We use a seqcount_t from userspace.
We either have to open-code the VDSO version or create a variant for that specific single use case.
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