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(parent: 5b13af9) | patch
ibmveth: Use lighter weight read memory barrier in ibmveth_poll
authorAnton Blanchard <anton@samba.org>
Tue, 7 Sep 2010 01:21:41 +0000 (18:21 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 7 Sep 2010 01:21:41 +0000 (18:21 -0700)
commit9a823ecfac78a6bec709d3db5c9383e71474e394
tree45d75386c47d38f940770326ade59bc57a27c93ctree | snapshot
parent5b13af96a5580dd51d3e8064dc6a502047656fb7commit | diff
ibmveth: Use lighter weight read memory barrier in ibmveth_poll

We want to order the read in ibmveth_rxq_pending_buffer and the read of
ibmveth_rxq_buffer_valid which are both cacheable memory. smp_rmb() is good
enough for this.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Santiago Leon <santil@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ibmveth.c diff | blob | history
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