Messages in this thread | | | From | Herbert Xu <> | Subject | Re: [PATCH 6/24] make atomic_read() behave consistently on frv | Date | Sat, 11 Aug 2007 08:54:46 +0800 |
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Chris Snook <csnook@redhat.com> wrote: > > cpu_relax() contains a barrier, so it should do the right thing. For > non-smp architectures, I'm concerned about interacting with interrupt > handlers. Some drivers do use atomic_* operations.
What problems with interrupt handlers? Access to int/long must be atomic or we're in big trouble anyway.
Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.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@vger.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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