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Date: Thu, 2 Apr 2009 05:17:11 +0200 From: Ingo Molnar <mingo@...e.hu> To: Steven Rostedt <rostedt@...dmis.org> Cc: mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org, fweisbec@...il.com, tglx@...utronix.de, Johannes Berg <johannes@...solutions.net>, Linus Torvalds <torvalds@...ux-foundation.org>, Greg KH <gregkh@...e.de>, linux-tip-commits@...r.kernel.org, stable@...nel.org Subject: Re: [tip:tracing/syscalls] tracing/core: fix early free of cpumasks * Steven Rostedt <rostedt@...dmis.org> wrote: > > On Thu, 2 Apr 2009, Ingo Molnar wrote: > > > > > * Steven Rostedt <rostedt@...dmis.org> wrote: > > > > > This never made it into 2.6.29, nor do I see it yet in mainline. > > > > > > This can cause unpredictable results with ftrace. We are freeing a > > > cpu mask that will be later used. > > > > Yes ... but CONFIG_OFFSTACK is only possible as a debug option right > > now. So it's far less serious of an issue, it needs 2-3 unlikely > > features to be combined. > > And unfortunately for Johannes, he must have had all those > features configured :-/ He spent pretty much the entire day trying > to figure out why ftrace was broken. Okay - will forward the fix to -stable once it's upstream. Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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