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Re: [RFC, PATCH, RESEND] fs: push rcu_barrier() from deactivate_locked_super() to filesystems | |
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On Fri, Jun 08, 2012 at 03:25:50PM -0700, Andrew Morton wrote: > A neater implementation might be to add a kmem_cache* argument to > unregister_filesystem(). If that is non-NULL, unregister_filesystem() > does the rcu_barrier() and destroys the cache. That way we get to > delete (rather than add) a bunch of code from all filesystems and new > and out-of-tree filesystems cannot forget to perform the rcu_barrier(). There's often enough more than one cache, so that one is no-go. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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