Messages in this thread | | | From | David Howells <> | Subject | Re: [PATCH 13/19] vfs: Add a mount-notification facility [ver #16] | Date | Fri, 21 Feb 2020 17:06:22 +0000 |
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Jann Horn <jannh@google.com> wrote:
> > What's the best way to write a lockdep assertion? > > > > BUG_ON(!lockdep_is_held(lock)); > > lockdep_assert_held(lock) is the normal way, I think - that will > WARN() if lockdep is enabled and the lock is not held.
Okay. But what's the best way with a seqlock_t? It has two dep maps in it. Do I just ignore the one attached to the spinlock?
David
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