Re: [PATCH 0/2] ftrace: fixes for PPC
From: Josh Boyer
Date: Thu Oct 16 2008 - 14:17:52 EST
On Sat, Sep 06, 2008 at 02:03:47PM +0200, Ingo Molnar wrote:
>* Steven Rostedt <rostedt@xxxxxxxxxxx> 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
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