Messages in this thread | | | Subject | Re: [HOWTO] accessing the DMA mapped data | From | Roland Dreier <> | Date | Thu, 10 May 2007 11:27:56 -0700 |
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> Here I am dealing with a infiniband (see www.openfabrics.org) > network device driver. The layer above the driver is the standard > infiniband core interface. Now I have a situation where I need to > peek into the packets and do some modifications(some hacking). So I > just want know whether I can access the original data region using > the bus address generated by the dma_map_single.
If you give more details about what you're trying to do, maybe I can suggest a good way to accomplish it.
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