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(parent: 772e165) | patch
vmxnet3: use DMA memory barriers where required
authorhpreg@vmware.com <hpreg@vmware.com>
Mon, 14 May 2018 12:14:49 +0000 (08:14 -0400)
committerDavid S. Miller <davem@davemloft.net>
Tue, 15 May 2018 02:43:57 +0000 (22:43 -0400)
commitd9940679c032193a9b5155eca5753ab6db2f58d8
tree07f2fe75de5e4a5fa5ec1fafa90346c89d578f0etree | snapshot
parent772e165c8a82fa865568b5056e1fcec3a2af2164commit | diff
vmxnet3: use DMA memory barriers where required

The gen bits must be read first from (resp. written last to) DMA memory.
The proper way to enforce this on Linux is to call dma_rmb() (resp.
dma_wmb()).

Signed-off-by: Regis Duchesne <hpreg@vmware.com>
Acked-by: Ronak Doshi <doshir@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/vmxnet3/vmxnet3_drv.c diff | blob | history
drivers/net/vmxnet3/vmxnet3_int.h diff | blob | history
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