On Thu, Dec 20, 2012 at 04:41:37PM +0100, Stephane Eranian wrote: > This patch adds PERF_SAMPLE_COST and PERF_SAMPLE_DSRC.
I guess PERF_SAMPLE_COST was replaced by PERF_SAMPLE_WEIGHT added by Andi jirka > The first collects a cost associated with the sampled > event. In case of memory access, the cost would be > the latency of the load, otherwise it defaults to > the sampling period. > > PERF_SAMPLE_DSRC collects the data source, i.e., where > did the data associated with the sampled instruction > come from. Information is stored in a perf_mem_dsrc > structure. It contains opcode, mem level, tlb, snoop, > lock information, subject to availability in hardware. > > Signed-off-by: Stephane Eranian <eran...@google.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/