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Message-ID: <20080822072343.GA24173@atrey.karlin.mff.cuni.cz> Date: Fri, 22 Aug 2008 09:23:43 +0200 From: Pavel Machek <pavel@...e.cz> To: Ingo Molnar <mingo@...e.hu> Cc: "Rafael J. Wysocki" <rjw@...k.pl>, Steven Rostedt <rostedt@...dmis.org>, Nigel Cunningham <nigel@...el.suspend2.net>, LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: ftraced and suspend to ram > > * Rafael J. Wysocki <rjw@...k.pl> wrote: > > > > > The code in question is the ftraced() function in > > > > kernel/trace/ftrace.c > > > > > > Thanks, I'll have a look in a while. > > > > Can you try the appended patch, please? > > makes sense - i've applied it to tip/tracing/urgent, see the tidied up > commit below. > > It should be no big issue not being able to trace across suspend+resume > - and that restriction will go away with Steve's build-time based mcount > patching mechanism in v2.6.28. Patch looks okay to me, but I'm not sure if another issue is not hiding under it. Did anyone actually test ftrace + suspend after applying this? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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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