On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: > hi all, > ---------------------------------------- > > ref-cycles event is specially to Intel core, but can still used in arm architecture > with the wrong return value with 3.10 stable. for instance: > > perf stat -e ref-cycles sleep 1 > > Performance counter stats for 'sleep 1': > > 0 ref-cycles > > 1.002381916 seconds time elapsed > > this patch fix the bug and make it return NOT SUPPORTED > distinctly. > > In upstream this bug has been fixed by other way(not primary for the bug), which changes more than one file > and more than 1000 lines. the primary commit is 6b7658ec8a100b608e59e3cde353434db51f5be0. > besides we can not simply cherry-pick. I thought I saw Greg pick this up the other day? Will -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html