On Wed, Jan 18, 2006 at 09:46:03AM -0800, Sean Hefty wrote: > Grant Grundler wrote: > >>+static void cm_mask_compare_data(u8 *dst, u8 *src, u8 *mask) ... > >Is this code going to get invoked very often? > > In practice, it would be invoked when matching any listen requests > originating from the CMA (RDMA connection abstraction).
hrm..I'm not sure how to translate your answer into a workload. e.g. which netperf or netpipe test would excercise this alot? Or would it take something like MPI or specweb/ttcp? > >If so, can the mask operation use a "native" size since > >IB_CM_PRIVATE_DATA_COMPARE_SIZE is hard coded to 64 byte? > > > >e.g something like: > > for (i = 0; i < IB_CM_PRIVATE_DATA_COMPARE_SIZE/sizeof(unsigned > > long); > > i++) > > ((unsigned long *)dst)[i] = ((unsigned long *)src)[i] > > & ((unsigned long *)mask)[i]; > > Yes - something like this should work. Thanks. Do you need a patch? I can submit one but it will be untested. thanks, grant - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
