padata: use __this_cpu_read per-cpu helper
authorShan Wei <shanwei88@gmail.com>
Thu, 6 Dec 2012 09:16:23 +0000 (17:16 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 6 Dec 2012 09:16:23 +0000 (17:16 +0800)
For bottom halves off, __this_cpu_read is better.

Signed-off-by: Shan Wei <davidshan@tencent.com>
Reviewed-by: Christoph Lameter <cl@linux.com>
Acked-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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