On Thu, 16 Oct 2008, Josh Boyer wrote: > On Sat, Sep 06, 2008 at 02:03:47PM +0200, Ingo Molnar wrote: > > > >* Steven Rostedt <[EMAIL PROTECTED]> wrote: > > > >> I spent the day chasing a bug that would hang PPC on boot up when > >> ftrace is configured in. I found that it was simply a stupid bug I did > >> to handle the non MCOUNT_RECORD case. Since I was testing only on x86, > >> and the MCOUNT_RECORD is automatically set for dynamic ftrace if it is > >> available, I did not test the case where MCOUNT_RECORD was not set. > >> > >> I have not finished porting MCOUNT_RECORD to PPC, but have found that > >> it has caused some issues for archs that do not support it yet. > >> > >> This patch series handles these cases. > > > >applied to tip/tracing/ftrace, thanks Steve. > > Are these two merged yet? I just spent the better part of the morning > trying to figure out why various Fedora kernels based on 2.6.27-rcX and > 2.6.27 final hung on my G5 and finally got one booting with FTRACE > disabled.
My powerbook does not boot with ftrace enabled. I'm currently debugging it. When I get it working, you'll see patches. They will be to linux-tip though, and not for the current mainline (unless the code in linux-tip gets merged). -- Steve _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
