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Date: Thu, 24 Sep 2015 11:31:17 +0800 From: Herbert Xu <herbert@...dor.apana.org.au> To: Tejun Heo <tj@...nel.org> Cc: David Miller <davem@...emloft.net>, cwang@...pensource.com, tom@...bertland.com, kafai@...com, kernel-team@...com, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, torvalds@...ux-foundation.org, jiri@...nulli.us, nicolas.dichtel@...nd.com, tgraf@...g.ch, sfeldma@...il.com Subject: Re: [PATCH v2] netlink: Replace rhash_portid with bound On Wed, Sep 23, 2015 at 11:29:28PM -0400, Tejun Heo wrote: > > So, while that also has been a common failure mode that we've been > seeing with barrier usages, what you're suggesting isn't the right > balance either. It's error-prone in a different way as amply > exemplified in this very thread. It ended up making what should have > been a straight-forward writer-reader interlocking into a maze in > which one can easily be lost. I think you should be able to see that > after this thread. No this isn't what happened. My error was trying to see if there is a way to do it without barriers. In the end there wasn't. This has nothing to do with using primitives. Cheers, -- Email: Herbert Xu <herbert@...dor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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