On Fri, Feb 21, 2014 at 11:53 PM, Jiri Kosina <[email protected]> wrote: >> >> This was originally a patch from Matthew Finlay <[email protected]> that >> addressed a problem whereby NFS writes would enter uninterruptible sleep >> forever. The issue happened when using NFS over IPoIB. This is not a >> recommended configuration as RDMA is preferred but it is still a valid >> configuration and is important to have in situations where the NFS server >> does not support RDMA. The problem encountered was described as follows: >> .
And what happens if you use IPoIB datagram mode, is/why the patch is needed there? Also the patch uses a new QP creatiob flag IB_QP_CREATE_USE_GFP_NOFS but it doesn't touch include/rdma/ib_verbs.h nor I see this flag defined anywhere on the patch, does it compile? how? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
