Am 01.08.2017 um 19:00 schrieb Tom St Denis: > On 01/08/17 11:41 AM, Christian König wrote: >> We can turn of the trace subsystem during compile time already. >> >> Additional to that the trace points use self modifying code to make >> sure that they don't have any overhead as long as they are turned >> off. But I don't think this works with the "if (trace_*_enabled()" as >> well. >> >> Anyway, not a performance critical code path so I don't really bother. > > Well aside from that this will only really be useful in upstream > kernels where we don't control the configuration. > > Eventually if we come up with a better solution (tm) then we can > revert this cleanly. Actually even if we come up with some other approach to access the GPU VM of a process I would rather like to keep that trace point because it is rather useful for some userptr debugging as well. Christian. > > Tom > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
