On Mon, Nov 26, 2012 at 09:34:35AM -0500, Josh Boyer wrote: > On Mon, Nov 26, 2012 at 9:29 AM, Jiri Olsa <jolsa@xxxxxxxxxx> wrote: > >> > If perf winds up getting stuck relying on an orphaned library for some > >> > non-trivial amount of time, > >> > >> AFAIK that is common in Fedora there are orphaned libraries in use for > >> a release or two. > >> > >> > >> > I'd rather just turn off libunwind support in perf now. It's only enabled > >> > in rawhide at the moment because it is a 3.7 feature. Before we bring 3.7 > >> > back to f17-f18, we should probably decide. > >> > >> That is more a question to Jiri Olsa, the author of perf libunwind client. > > > > it will be configurable for both libunwind and elfutils unwinders, > > and making default the one with better results or available > > > > I should send upstream perf changes within this week > > Those won't make it into the kernel until 3.8 though. So for 3.7, I'm > thinking we should just disable perf libunwind support entirely. Once > elf-utils gets its unwinder and the patches for perf hit rawhide we can > turn it back on. currently if the libunwind is not found during build time, it's not compiled in > > josh -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel
